PLATE III
Generalised Appendages. 1— Maxilliped (o.p. = outer plate; i.p. = inner plate). 2— Maxilliped propod and dactylos of a different species. 3 and 4— Degenerate types of maxilliped without palps, found in Hyperiidea. 5— Lower lip (o.l. = outer lobe or plate). 6— Lower lip of type with notched outer lobes or plates (i.l. = inner lobe or plate). 7— Maxilla 1 (i.p. = inner plate; o.p. = outer plate). 8— Maxilla 2. 9— Upper lip and epistome viewed from in front. 10— Upper lip and epistome of species with incision between them, viewed from side. 11—Upper lip and epistome of species where they are less distinctly separated, viewed from side. 12— Mandible. Enlarged portion shows cutting edge, accessory plate (a. plate), spine row and molar process. 13— Telson with rounded end, ‘entire’. 14— Telson of deeply cleft type. 15— Epimeral plate 3 of type with produced posterdistal angle. 16— Pleopod. 17— Uropod with single ramus. 18— Uropod with two rami, one uncinate. 19— Uropod with two normal rami. 20— Urosome of Hyperiid showing telson and uropods 1-3.