12 Crust. Entornostraca. 



Spec. '5. Limvlus Heterod^ctylvs. Limule Heterodactyle, 

 L. pe<li'ius qualuor anlicis luouodactylis, 



Limule Heterodactyle. Latr, Hist, nat. des Cru.st. et des 

 Insect. , tom, 4 , pag. 89. 

 Ilabitat in oceano Sinensi. 



Spec. 4. Limvlv; nnESCENs. Limule verddtre, 



L. peclibus duobus anticis monodactylis. 



Limulus Polyphemus. Fab. Supp. entom. system, , pag, 67 1, 



Habitat in oceano Indiaa Orientalis. 



O R D O S E C U N D U S. 



P N E U M O N U R A. P N E U M O N U li E S. 



II. Genus. Caligus. Calige. 



Caligua , MuLL. — Monoculus , Linn., Fab. — Onis- 

 vus , Slabber. 



Testa ol>longo-cor(lata , plana , dlsci pcriplu^ria dis- 

 tincta. Oculi duo dlstantes , in margine anlico. Antennce 

 duae , mlninaa', setacea' , cjrros referentes, marginique pa- 

 i'iter inserta; : os In caligo producto , rostello conico , 

 deflexo , inter pedes anlicos sito ; ohsoleto , in caligo 

 piscino : uncinuli aut cirruli duo medlo tlioracls, pedcs 

 anticos versus. Pedes decem aut oeto •, duo aut quatuor 

 antlc! , forma gressoria, apice ungue inflexo armali;par 

 fequens apice setigerum , aut unclne dupllci ; alla bran- 

 chlalia , appendiclbus linearlbtis pectinatls aut foliaceo- 

 diTisIs. Abdomen exsertum , parvum , testa multo angus- 

 tlus, nudum, vel lainellatum, filamenlls duobus teretlbus , 

 elongalis , ad apicem. 



Spec. 1. Caljcvs Fiscinvs. Calige des poissons. 

 C. corpore brevi ; cauda hifida , monophylla. 

 CaUge dcs poissons. Latr, Hist. nat. des Crust. et des Tn- 

 sect. , tom. ^jpag, 111 , p/. 5i , /ig. 1. 



