<$, 262. THE CRUSTACEA. 305 



Family : Caligina. 



Genera : Caligus, Pandarus, Trebius, Dinematura, Euryphorus, Phyllo- 



phora. 



Family : Akgulina. 

 Genus : Argulus. 



ORDER III. LOPHYROPODA. 



Genera : Cyclopsina, Cyclops, Anomalocera, Cala?ius, Peltidium, Hersilia, 

 Polyphemus, Daphnia, Evadne, Lynceus, Cypris. 



ORDER IV. PHYLLOPODA. 



Genera: Lyjnnadia, Isaura {Esiheria), Apus, Branchipus, Artemia, 



Chirocephalus. 



ORDER V. POECILOPODA. 

 Genus : Limulus. 



ORDER VL LAEMODIPODA. 



Genera : Cyamus, Caprella, Leptamera, Aegina. 



ORDER VII. ISOPODA. 



Family : Bopyrina. 



Genera : Bopyrus, Phryxus, Jone, Cepon. 



Family : Cymothoidea. 



Genera : Cymothoa, Aega, Nerocila, AnUocra, Serolis. 



Family : Sphaeromatoba. 



Genera : Sphaeroma, Cymodocea, Nesea, Ampkordidea. 



Family : Idotheoidea. 



Genus : Idothea. 



Family : Asellina. 



Genera : Lygia, Janira, Asellus, Lygidium, Porcellio, Oniscus, Armadil- 



lidium, Tylos. 



ORDER VIIL AMPHIPODA. 



Genera : Vibilia, Hyperia (Hiella), Phronima, Iphimedia, Amphithoe, 

 Taliirus, Gammarus. 

 26* 



