INDEX. 
Order I. — DEC APODA — (continued ). 
Cryptopns, 209 
Mulcion, 209 
Order II.— STOMAPODA, 209 
Fam. 1. — Unipeltata, 212 
Squilla, 212 
Squilla projx*!’, 213 
Gonodactyliis, 213 
Coroiiis, 214 
Ericlithus, 214 
Alima, 214 
Fam. 2. — Bipeltata, 214 
Phyllosoma, 215 
b. Eyes sessile and immoveable. 
Order III.— AMPHIPODA, 217 
Gammarus, 217 
Phronima, 218 
Hyperia, 218 
Phrosine, 218 
Dactylocera, 219 
lone, 219 
Orchestia, 220 
Taliprus, 220 
Atylus, 220 
Gammarus proper, 220 
• Melita, 221 
Msera, 221 
Amphitlioe, 221 
Pherusa, 221 
Dexamine, 221 
Lencothoe, 221 
Cerapus, 222 
Podocerus, 222 
Jassa, 222 
Coropliium, 222 
Pterygocera, 223 
Apseudes, 223 
Typhis, 223 
Anceus, 224 
Praniza, 224 
Ergine, 224 
Order IV.— L^EMODIPODA, 224 
Cyamus, 225 
Leptomera, 225 
Naupredia, 226 
Caprella, 226 
Cyamus proper, 226 
xxiii 
