1. |
Eyestalks short, cylindrical rather than tapering proximally. |
2. |
Rostrum extends beyond eyes (except in late larvae of
Alope), without spines. |
3. |
Maxillule with outer plumose seta and with distal lobe of endopod bearing three setae (Fig. 3J). |
4. |
Exopod of maxilla in mid- and late larvae with proximal extension, and with distal margin almost straight rather than smoothly rounded, always with setae on outer proximal margin (Fig. 3K). |
5. |
Maxillipeds 2 and 3 with flexible rather than spiniform setae (e.g. Fig. 3I, cf. Fig 4E). |
6. |
Both pereiopods 1 and 2 with a well formed chela in late larvae. |
7. |
Antennules not separated at base by more than width of one of them (Fig. 3D). |
8. |
Antennal exopod distally segmented in early larvae (Fig. 3E). |
9. |
Never more than 8+8 telsonic setae. |