$ 262. THE CRUSTACEA. 805 
Famity: Caicrna. 
Genera: Caligus, Pandarus, Trebius, Dinematura, Euryphorus, Phyllo- 
phora. 
Famity: Ar@utina, 
Genus: Argulus. 
ORDER II. LOPHYROPODA. 
Genera: Cyclopsina, Cyclops, Anomalocera, Calanus, Peltidium, Hersilia, 
Polyphemus, Daphnia, Evadne, Lynceus, Cypris. 
ORDER IV. PHYLLOPODA. 
Genera: Lymnadia, Isaura (Estheria), Apus, Branchipus, Artemia, 
Chirocephalus. 
ORDER V. POECILOPODA. 
Genus: Limulus. 
ORDER VI. LAEMODIPODA. 
Genera: Cyamus, Caprella, Leptomera, Aegina. 
ORDER VII. ISOPODA. 
Famity: Bopyrina 
Genera: Bopyrus, Phryxus, Jone, Cepon. 
Famity : CymorHorpza. 
Genera: Cymothoa, Aega, Nerocila, Anilocra, Serolis. 
Famity: SpHarRoMATODA. 
Genera: Sphaeroma, Cymodocea, Nesea, Amphoroidea. 
Famity: Inorasoipga. 
Genus: Idothea. 
Famity: AsgLiina. 
Genera: Lygia, Janira, Asellus, Lygidium, Porcellio, Oniscus, Armadil- 
lidium, Tylos. 
ORDER VIII. AMPHIPODA. 
Genera: Vibilia, Hyperia (Hiella), Phronima, Iphimedia, Amphithoé, 
Talitrus, Gammarus. 
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