Tuatara: Volume 11, Issue 1, March 1963
A Key to the New Zealand Harvestmen—Part 2
A Key to the New Zealand Harvestmen—Part 2
(continued from Vol. 10, p. 137)
32. Pedipalps strong, armed with prominent tubercles, each usually provided with a more or less stout subapical seta. Eyes normally placed on an elevated eyemound. Family Triaenonychidae. | — 33 |
Pedipalps lacking setose tubercles, rather elongate and slender (fig. 8). Eyemound absent (fig. 27). Very small harvestmen, body never more than 2 mm. long, which live in forest floor detritus and moss. Family Synthetonychidae. The most distinctive feature of these harvestmen is the modified claw on tarsus of legs 3 and 4 (fig. 21). | — 156 |
33. Tarsus of legs 3 and 4 with a single claw which has at least one pair of side branches (figs. 19, 20). | — 34 |
Tarsus of legs 3 and 4 with a distinct double claw (fig. 18). (This is characteristic of all the other families of the Laniatores, which have not been found in New Zealand. The most likely to occur are the families Phalangodidae and Assamiidae which are common in Australia.) | |
34. Side branches of tarsal claws of legs 3 and 4 much shorter than median prong (fig. 20). Subfamily Triaenonychinae. | 35 |
Side branches of tarsal claws of legs 3 and 4 equal in length to, or longer than, the median prong (fig. 19). Subfamily Soerensenellinae. | — 146 |
35. Sternum slender, with a lance-shaped expansion anteriorly and lateral expansions posteriorly. | — 36 |
Sternum sub-triangular or wedge-shaped, without anterior and posterior expansions (fig. 3). Not found in New Zealand Tribe Adaeini. | |
36. Width of posterior expansion much less than length of sternum (fig. 1). Tribe Triaenonychini. | — 37 |
Width of posterior expansion equal to, or more than, the length of the sternum (fig. 4). Tribe Triaenobunini. | — 126 |
37. Scute without pustules. | — 38 |
Scute pustulate. | — 42page 29 |
38. Proximo-dorsal surface of basal segment of chelicera of male with a prominent rounded process. Genus Neonuncia. | — 45 |
Not as above. | — 39 |
39. Eyemound with a prominent apical spine. | — 40 |
Eyemound usually smooth, but sometimes with a short apical tubercle. | — 41 |
40. Tarsus 1 with seven segments. Femur of male pedipalp elongate and strongly curved. (Fig. 40.) Hedwiga manubriata Roewer, 1931 | |
Tarsus 1 usually with from 5-6 segments. Femur of male pedipalp never greatly elongate or curved. (Figs. 29, 30.) Genus Hendea. | — 48 |
41. Tergal areas not defined by transverse grooves. Tarsus 1 of male usually 3-segmented (occasionally 4-segmented), female always 3-segmented (fig. 31). Genus Nuncia. | — 59 |
Tergal areas defined by transverse grooves. Tarsi 1 of male and female 4-segmented. (Fig. 32.) Genus Hendeola. | — 107 |
42. Anterior margin of the carapace armed with strong spines. | — 43 |
Not as above. | — 44 |
43. Dorsal pattern strongly developed, without strong tubercles on areas 1-4 (fig. 28). Genus Algidia. | — 109 |
Dorsal pattern not strongly developed, with strong, usually spinous, tubercles on tergal areas (fig. 37). Genus Triregia. | 120 |
44. Tarsus, 1, 3- or 4-segmented (fig. 38). Genus Prasma. | 123 |
Tarsus 1, 8-segmented. | Prasmiola unica |
45. Eyemound directed forward. | — 46 |
Eyemound evenly rounded. | — 47 |
46. Clavate tubercle on proximo-ventral surface of pedipalp femur with small tubercle on anterior surface. | Neonuncia enderbyi (Hogg, 1909) |
Clavate tubercle on proximo-ventral surface of pedipalp femur without secondary tubercle. | Neonuncia blacki |
47. Two strong tubercles on proximo-ventral surface of pedipalp femur, proximal clavate, distal spinous. | Neonuncia opaca (Roewer, 1931) |
Single clavate tubercle on proximo-ventral surface of pedipalp femur. | Neonuncia campbelli |
48. Area 2 with a prominent single or bifid median spinous process. | — 49 |
Area 2 without a median spinous process. | Hendea oconnori |
49. Area 2 with a single median spinous process. | — 50 |
Area 2 with a prominent bifid median spinous process. | Hendea hendei (Hogg, 1920) |
50. Distinct swelling present on the postero-lateral surfaces of the carapace. | — 51 |
Not as above. | — 54page 30 |
51. Eyemound with a strong apical spinous process. | — 52 |
Eyemound with a median apical pair of small tubercles. | Hendea bucculenta |
52. Apical spine on eyemound equal in size to process on Area 2. | — 53 |
Apical spine on eyemound much weaker than process on Area 2. | Hendea nelsonensis |
53. Tarsus 1, 6-segmented; pair of spinous tubercles on proximoventral surface of pedipalp femur almost equal in size. | Hendea phillippsi |
Tarsus 1, 7-segmented; pair of tubercles on proximo-ventral surface of pedipalp femur, but retro-ventral strong spinous, pro-ventral small, conical. | Hendea assimilis |
54. Strong bifid tubercle present on the proximo-dorsal surface of the second segment of the chelicera. | — 55 |
Not as above. | — 57 |
55. Spinous process on Area 2 small, about equal in size to the ocular spine. | — 56 |
Spinous process on Area 2 massive, equal in height to eyemound including the apical spine. | Hendea stiphra |
56. Tarsal formula 6.15-17.4.4. | Hendea myersi (Phillipps and Grimmett, 1932) |
Tarsal formula 7.18-21.4.4. | Hendea myersi cavernicola |
57. Proximo-ventral surface of pedipalp femur with two small conical tubercles. | — 58 |
Proximo-ventral surface of pedipalp femur with two strong spinous tubercles. | Hendea fiordensis |
58. Apical portion of aedeagus curving but continuing forward. | Hendea myersi roeweri |
Apical portion of aedeagus bent at right angles. | Hendea myersi ochrea |
59. Aedeagus without lateral processes. | — 60 |
Aedeagus with a pair of lateral processes. | — 61 |
60. Scute usually smooth or finely granulate, not strongly coriaceous; scutal groove distinct — maxillary lobes of coxae 2 smooth. | Nuncia (Nuncia) — 62 |
61. Scute smooth or finely granulate; maxillary lobes of the male with a row of five bead-like granules; lateral branches of the aedeagus pectinate. | Nuncia (Micronuncia) — 84 |
Scute coriaceous; maxillary lobes of male sometimes with a single process but not as above; lateral branches of the aedeagus smooth. | Nuncia (Corinuncia) — 92 |
62. Aedeagus with sheath. | — 63 |
Aedeagus without sheath. | — 79 |
63. Five pairs of small tubercles present on the median surface of the tergal region of the scute. | — 64 |
Scute finely granulate or coriaceous but lacking tubercles. | — 66 |
64. Strong tubercles present on the ventral-surface of the pedipalp femur. | — 65 |
Only small conical or rounded tubercles present on the ventral surface of the pedipalp femur. | Nuncia oconnori paucispinosa |
65. Eyemound with a short apical tubercle. | Nuncia oconnori |
Eyemound smoothly rounded. | Nuncia oconnori kopua |
66. Pedipalp femur with a pair of tubercles on the proximo-ventral surface. | — 67 |
Pedipalp femur with a single tubercle on the proximo-ventral surface. | — 68 |
67. Maxillary lobes of coxae 2 with a pronounced ridge. | Nuncia tumula |
Not as above. | — 69 |
68. Length of scute 5.2-6.1 mm. | Nuncia obesa (Simon, 1899) |
Length of scute 6.7-7.8 mm. | Nuncia obesa maxima |
Length of scute 4.4-4.8 mm. | Nuncia obesa grimmetti |
Length of scute 3.7-4.3 mm. | Nuncia obesa rotunda |
69. Sheath extending the entire length of the aedeagus. | — 70 |
Sheath extending only two-thirds of the length of the aedeagus. | — 76 |
70. Eyemound directed forward, usually with an apical tubercle. | — 71 |
Eyemound not directed forward. | — 73 |
71. Eyemound with an apical spinous process. | — 72 |
Eyemound rounded anteriorly. | Nuncia stabilis |
72. Length of apical spine greater than height of eyemound. | Nuncia arcuata |
Length of apical spine less than height of eyemound. | Nuncia arcuata aorangiensis |
73. Superior setae of the ventral plate of the penis extending to, or beyond, the anterior margin. | — 74 |
Superior setae of the ventral plate of the penis absent, or if present, not reaching the anterior margin. | — 75 |
74. Superior setae absent. Two strong tubercles present on the proximo-ventral surface of the pedipalp femur. | Nuncia vidua |
Superior setae present. Two small rounded tubercles present on the proximo-ventral surface of the pedipalp femur. | Nuncia fatula |
75. Three tubercles present on the proximo-ventral surface of the pedipalp femur. | Nuncia constantia |
Two tubercles present on the proximo-ventral surface of the pedipalp femur. | Nuncia conjuncta |
76. Eyemound with a small apical tubercle. | — 77 |
Not as above. | — 78page 33 |
77. Eyemound rising directly up from the anterior margin of the carapace. | Nuncia heteromorpha |
Eyemound directed forward beyond the anterior margin of the carapace. | Nuncia heteromorpha prolobula |
78. Eyemound rounded. | — 79 |
Eyemound conical. | Nuncia oconnori conocula |
79. Eyemound relatively high. Ventral plates stout. | Nuncia tumula |
Eyemound low. Ventral plates slender. | Nuncia sulcata |
80. Aedeagus smooth. Eyemound without apical tubercle. | 81 |
Aedeagus armed with small teeth. Eyemound with prominent apical tubercle. | Nuncia tapanuiensis |
81. Eyemound conical or rounded. | — 82 |
Eyemound flattened. | Nuncia inopinata |
82. Ventral plate divided. | — 83 |
Ventral plate entire, flattened. | Nuncia grandis |
83. Eyemound smoothly rounded. Strong secondary process present on maxillary lobes of coxa 2. | Nuncia magnopercula |
Eyemound with a small apical tubercle. Maxillary lobes without secondary process. | Nuncia magnopercula fiordensis |
84. Lateral processes of the aedeagus pectinate. | — 87 |
Lateral processes of the aedeagus smooth or absent. | — 85 |
85. Lateral processes of the aedeagus absent. | Nuncia alpha |
Lateral processes of the aedeagus present. | — 86 |
86. Eyemound evenly rounded. | Nuncia roeweri demissa |
Eyemound rising sharply on the anterior surface. | Nuncia roeweri pilgrimi |
87. Aedeagus with a secondary process. | — 88 |
Aedeagus without a secondary process. | — 91 |
88. Secondary process spiniform, originating from immediately behind the lateral processes. | — 90 |
Secondary process rod-like, originating from near the base of the aedeagus. | — 89 |
89. Dorsal surface of pedipalp femur strongly tuberculate. | Nuncia roeweri callida |
Dorsal surface of pedipalp femur with only two small tubercles. | Nuncia roeweri moderata |
90. Secondary process equal in length to the lateral processes. | Nuncia roeweri |
Secondary process much shorter than the lateral processes. | Nuncia roeweri unica |
91. Scutal groove present. Tubercle present on the mid-ventral surface of the pedipalp femur. | Nuncia roeweri seditiosa |
Scutal groove absent. Mid-ventral surface of the pedipalp femur smooth. | Nuncia roeweri humilispage 34 |
92. Scutal groove absent. | — 93 |
Scutal groove present. | — 97 |
93. Lateral processes of aedeagus spiniform. | — 94 |
Lateral processes of aedeagus present as flattened plates. | Nuncia levis |
94. Apical portion of aedeagus beyond the lateral processes slender and spiniform. | — 95 |
Not as above. | — 96 |
95. Eyemound rising directly up from the anterior margin of the carapace. | Nuncia coriacea (Pocock, 1903) |
Eyemound set back from the anterior margin of the carapace. | Nuncia coriacea cockayni (Hogg, 1920) |
96. Distal portion of aedeagus stouter than lateral processes and terminated sharply. | Nuncia variegata delli |
Distal portion of aedeagus more slender than lateral processes; and distended. | Nuncia variegata australis |
97. Eyes placed on a prominent eyemound. | — 98 |
Eyes on median surface of the carapace but not placed on an eyemound. | Nuncia elongata |
98. Aedeagus terminating sharply. | — 99 |
Not as above. | — 106 |
99. Superior setae of ventral plate serrate. | — 100 |
Superior setae of ventral plate smooth. | — 101 |
100. Eyemound evenly rounded; strong conical tubercle present on mid-ventral surface of pedipalp femur. | Nuncia sublaevis (Pocock, 1903) |
Eyemound with a shallow apical indentation. Small rounded tubercle present on the mid-ventral surface of pedipalp femur. | Nuncia smithi Hogg, 1920 |
101. Scute smooth. Tarsus of leg 1 4-segmented. | — 102 |
Scute with few small tubercles. Tarsus of leg 1 3-segmented. | — 104 |
102. Eyemound evenly rounded; distal portion of aedeagus slender. | — 103 |
Eyemound with small apical tubercle; distal portion of aedeagus stout. | Nuncia frustrata |
103. Two equal sized tubercles present on the proximo-ventral surface of pedipalp femur. | Nuncia stewartia (Hogg, 1910) |
Two unequal tubercles present on proximo-ventral surface of pedipalp femur. | Nuncia stewartia tumosa |
104. Distal portion of aedeagus bent back and then curved forward. | — 105 |
Distal portion of aedeagus curved evenly forward. | Nuncia nigriflava (Loman, 1902)page 35 |
105. Pedipalp femur with three small tubercles on the midventral surface. | Nuncia nigriflava parva (Phillipps and Grimmett, 1932) |
Pedipalp femur with a single small tubercle on the midventral surface. | Nuncia nigriflava parvocula |
106. Eyemound low and evenly rounded. | Nuncia planocula |
Eyemound with a small apical peak. | Nuncia pallida |
107. Second segment of the chelicera with numerous small tubercles in addition to the strong proximo-dorsal process. | 108 |
Dorsal surface of the second segment of the chelicera smooth apart from the proximo-dorsal process. | Hendeola bullata |
108. Proximo-dorsal process on the second segment of the chelicera relatively small, less than one quarter of the length of the segment, tubercles limited to the disto-dorsal surface. | Hendeola woodwardi |
Proximo-dorsal process on the second segment of the chelicera equal to more than one-third of the length of the segment; tubercles present along the entire dorsal surface. | Hendeola bullata pterna |
109. Anterior margin of the carapace armed with three median spines. | —110 |
Anterior margin of the carapace armed with more than three spines. | —117 |
110. Posterior margin of the scute with small rounded tubercles. | — 111 |
Posterior margin of the scute with one or more strong spinous tubercles. | — 112 |
111. Eyemound with three apical tubercles. | Algidia interrupta |
Eyemound rising to a single apical cone. | Algidia interrupta solatia |
112. Eyemound with a single apical spine, posterior margin of the scute with a single median spinous tubercle. | Algidia homerica |
Eyemound with two or more apical tubercles; posterior margin of the scute with numerous spinous tubercles. | — 113 |
113. Dorsal pattern of scute with median longitudinal rows. | Algidia marplesi |
Dorsal pattern without median longitudinal rows. | — 114 |
114. Lateral rows of tergal pattern broken near scutal groove. | Algidia chiltoni Roewer, 1931 |
Lateral rows entire. | — 115 |
115. Femur of pedipalp with a stout spinous tubercle on the proximo-dorsal surface. Eyemound with strong apical tubercles. | Algidia chiltoni longispinosa |
Femur of pedipalp without strong tubercle on proximo-dorsal surface. Eyemound with small apical tubercles. | Algidia chiltoni oconnoripage 36 |
116. Anterior margin of carapace with five spines. | Algidia nigriflava (Loman, 1902) |
Anterior margin of the scute with seven or more spines. | — 117 |
117. Predominantly green in coloration. Thirteen to fifteen tubercles on the anterior margin of the carapace. | — 118 |
Predominantly brown in coloration. Seven tubercles on anterior margin of the carapace. | — 119 |
118. Eyemound with three small apical tubercles. | Algidia viridata |
Eyemound with slender, forwardly directed, apical spine. | Algidia viridata bicolor |
119. Lateral row of scutal pattern not extending behind the scutal groove. Free tergites with numerous (16-18) closely spaced tubercles. | Aligidia cuspidata Hogg, 1920 |
Lateral rows extending down the tergal region of the scute. Tubercles on free tergites fewer than above (11-13) and more widely spaced. | Algidia multispinosa |
120. Eyemound with two apical tubercles. | — 121 |
Eyemound with three apical tubercles. | — 122 |
121. Tergal Area 4 and posterior margin of scute, each with a pair of small spinous tubercles. | Triregia bilineata |
Tergal Area 4 and posterior margin of scute without spinous tubercles. | Triregia monstrosa |
122. Antero-median surface of carapace with five spines. Areas 1-4 with a single median pair of tubercles. | Triregia fairburni |
Antero-median surface of carapace with seven spines. Areas 1-4 each with four spinous tubercles. | Triregia fairburni grata |
123. Surface between median spines on Area 3 pustulate. | 124 |
Surface smooth. | — 125 |
124. Anterior margin of carapace with a strong spine on the median surface and one at each corner but only a few small ones on the intervening surface. | Prasma sorenseni regalia |
Anterior margin of the carapace with from 13-14 strong spines. | Prasma tuberculata intermedia |
125. Pedipalp femur with numerous pustules on the ventral surface. Median pair spines on Area 3 weak. | Prasma tuberculata (Hogg, 1920) |
Pedipalp femur with usual tubercles on ventral surface but no pustules. Median pair spines on Area 3 strong. | Prasma tuberculata mulsa |
126. Eyemound produced forward to form a prominent conical process. | — 127 |
Eyemound small and rounded, tuberculate. Genus Cenefia. | — 128page 37 |
127. Tarsus 1 with two segments. Eyemound provided with strong lateral processes. Genus Pristobunus. | — 131 |
Tarsus 1 with three segments. Eyemound without strong lateral processes. Body and legs green. | Muscicola picta |
128. Posterior margin of the scute with a strong median spinous tubercle, more lateral tubercles small and rounded. | — 129 |
Posterior margin of the scute armed with more or less equal sized conical tubercles. | Cenefia delli |
129. Area 2 with a median pair of tubercles. | — 130 |
Area 2 without tubercles. | Cenefia westlandica |
130. Eyemound rounded and armed with a strong apical tubercle. | Cenefia adaeiformis Roewer, 1931 |
Eyemound flattened, without apical tubercle. | Cenefia sorenseni |
131. Tarsal formula 2.2.3.3 | — 132 |
Not as above. | — 144 |
132. Eyemound with a single pair of lateral branches behind the eyes. | — 133 |
Eyemound with two or more branches behind the eyes. | – 140 |
133. Legs strongly tuberculate. | — 134 |
Legs weakly tuberculate. | — 136 |
134. Tubercles on posterior margin of scute conical. | — 135 |
Tubercles on posterior margin of the scute rounded. | Pristobunus henopoeus ileticus |
135. Tubercles on anterior margin of the carapace mainly fused at the base, eyemound with from 4-5 pairs of lateral branches in front of the eyes. | Pristobunus ignavus |
Tubercles on anterior margin of the carapace not fused; eyemound with three pairs of lateral branches in front of the eyes. | Pristobunus acuminatus tragulus |
136. Tubercles on posterior margin of the scute rounded. | 137 |
Tubercles on posterior margin of the eyes conical. | — 138 |
137. Pustules forming the dorsal pattern fused to each other. | Pristobunus acentrus hilus |
Pustules forming the dorsal pattern not fused to each other. | Pristobunus hadrus |
138. Eyemound long and slender, from 2 1/2-4 times as long as wide at the base. | — 139 |
Eyemound relatively short, length less than twice the width at the base. | Pristobunus acentrus |
139. Pustules forming dorsal pattern separated from each other except on lateral rows, and white in colour. | Pristobunus heterus |
Pustules contiguous but not fused, of same colour as scute. | Pristobunus ceratiaspage 38 |
140. Two pairs of lateral branches behind the eyes. | — 141 |
Three or more pairs of lateral branches behind the eyes. | — 143 |
141. Posterior margin of the scute with conical tubercles; dorsal pattern well defined. | — 142 |
Posterior margin of the scute with low rounded tubercles, tergal region closely covered with pustules which obscure the pattern. | Pristobunus acentrus insulanus |
142. Pustules forming the dorsal pattern completely fused to each other. | Pristobunus laminus |
Pustules forming dorsal pattern clearly visible. | Pristobunus acuminatus acantheis |
143. Three pairs of lateral branches present behind the eyes. | Pristobunus acuminatus |
Four pairs of lateral branches behind the eyes. | Pristobunus acuminatus hamiltoni |
144. Tarsal formula 2.2.2.3. | — 145 |
Tarsal formula 2.3.3.3. | Pristobunus acentrus nodosus |
Tarsal formula 2.2.2.2. | Pristobunus henopoeus |
145. Tubercles on posterior margin of the scute and the free tergite conical. | Pristobunus synaptus |
Tubercles on the posterior margin of the scute and free tergites sub-spherical. | Pristobunus henopoeus pelorus |
146. Eyemound with an erect apical spine. Genus Soerensenella. | — 147 |
Eyemound with the apical spine directed forward and usually strongly developed. Genus Karamea. | — 151 |
147. Tarsus 1 with 4 segments. | — 148 |
Tarsus 1 with 3 segments. | — 149 |
148. Eyemound with strong erect spine. | Soerensenella bicornis Pocock, 1903 |
Eyemound with a short apical spine. | Soerensenella bicornis parva |
149. Each anterior corner of the carapace with a pair of stout spines. | — 150 |
Each anterior with a pair of small tubercles. | Soerensenella rotara Phillipps and Grimmett, 1932 |
Each anterior corner with a single spine. | Soerensenella bicornis waikanae |
150. Eyemound with a sharp apical spine between the eyes. | Soerensenella prehensor Pocock, 1903 |
Eyemound with a rounded apical spine in front of the eyes. | Soerensenella prehensor nitida |
151. Ocular process strongly developed. | — 152 |
Ocular process short, present as a small forwardly directed spinous tubercle. | Karamea trailli (Hogg, 1920)page 39 |
152. Ocular process straight, directed forward. | — 153 |
Ocular process strongly curved forward. | Karamea tuthilli |
153. Free tergites 2-3 with prominent lateral lobes. Anterior margin of the carapace with small tubercles in addition to the more prominent spinous tubercles. | — 154 |
Free tergites 3 and 4 with inconspicuous lateral lobes; anterior margin of the scute with two strong spinous tubercles but no small tubercles. | Karamea tricerata |
154. Anterior margin of the carapace without a strong median tubercle. | — 155 |
Anterior margin of the carapace with a strong median tubercle. | Karamea lobata |
155. General colour of the scute black. | Karamea lobata australis |
General colour of the scute bright orange. | Karamea lobata aurea |
156. Tibia of pedipalp with a disto-dorsal process. | — 157 |
Not as above. | — 166 |
157. Trochanter of the pedipalp with a strong conical dorsal process. | — 158 |
Trochanter of pedipalp smooth or with only small dorsal process or tubercles. | — 159 |
158. Dorsal process of trochanter almost equal in length to the trochanter; genital operculum with disto-lateral extensions. | Synthetonychia obtusa |
Dorsal process of the trochanter less than half of the length of the trochanter, anterior margin of the genital operculum without extensions. | Synthetonychia cornua |
159. Genital operculum narrow anteriorly. | — 160 |
Genital operculum sub-triangular. | Synthetonychia oparara |
160. Prominent rounded or sharp projection present on the ventral surface of the trochanter of the pedipalp. | — 161 |
Ventral surface of the pedipalp trochanter without prominent projections. | — 164 |
161. Disto-dorsal process of pedipalp femur digitate. | — 162 |
Disto-dorsal process of pedipalp femur somewhat flattened laterally and slightly curved distally. | Synthetonychia glacialis |
162. Ventral surface of pedipalp trochanter with a rounded or sub-conical swelling. Anterior margin of genital operculum without lateral lobes. | — 163 |
Ventral surface of pedipalp trochanter with a sharp hooked process. Genital operculum with antero-lateral lobes. | Synthetonychia ramosapage 40 |
163. Tarsus of pedipalp curved. Distal surface of tibial process somewhat clavate. | Synthetonychia olivea |
Tarsus of pedipalp straight. Distal surface of tibial process evenly rounded. | Synthetonychia proxima |
164. Genital operculum narrowing evenly anteriorly, with small antero-lateral lobes. | — 165 |
Genital operculum with a prominent lateral indentation at one-third of its length, disto-lateral lobes absent. | Synthetonychia fiordensis |
165. Disto-dorsal tibial process of pedipalp relatively short, stout and straight; distal portion of tarsus strongly curved. | Synthetonychia sinuosa |
Disto-dorsal tibial process relatively slender and bent; tarsus not strongly curved. | Synthetonychia acuta |
166. Pedipalp with tarsal spine. | — 167 |
Pedipalp without tarsal spine but with an indentation of the dorsal surface of the tarsus. | Synthetonychia wairarapae |
167. Genital operculum sub-triangular, without antero-lateral lobes. | — 168 |
Genital operculum more elongate, with prominent disto-lateral lobes. | Synthetonychia hughsoni |
168. Tarsus of pedipalp slender, about four times as long as it is deep. | Synthetonychia minuta |
Tarsus stout, about twice as long as it is deep. | Synthetonychia florae |
169. Posterior margin of the abdomen with 10 strong spines. Tarsus 1 with 13 segments. | Acihasta salebrosa |
Posterior margin of abdomen without spines. Tarsus 1 with 21 segments. | Monoscutum titirangiensis |
References
Forster, R. R., 1944. The genus Megalopsalis Roewer in New Zealand, with keys to the New Zealand Genera of Opiliones. Rec. Dom. Mus. 1: 183-92.
Forster, R. R., 1948. A new genus and species of the family Acropsopilionidae (Opiliones) from New Zealand. Trans. Roy. Soc. N.Z. 77(1): 139-41.
Forster, R. R., 1948. A new sub-family and species of New Zealand Opiliones. Rec. Auck. Inst. Mus. 3(4-5): 313-18.
Forster, R. R., 1948. The Sub-order Cyphophthalmi Simon in New Zealand. Dom. Mus. Rec. Ent. 1(7): 79-119.
Forster, R. R., 1952. Supplement to the Sub-order Cyphophthalmi. Dom. Mus. Rec. Ent. 1(9): 179-211.
Forster, R. R., 1954. The New Zealand Harvestmen (Sub-order Laniatores). Cant. Mus. Bull. No. 2, pp. 1-329.