323 



ies. 



FAMILY HYDROPHIINiE. 



tition. 



Genus. 



Species. 





9 to 12 



12 to 13 



Microcephalophis 



gracilis 





7 to 8 



11 to 13 



Microcephalophis 



cantoris 





10 



15 



Porrecticollis 



obscurus 



) 



18 to 24 



18 to 20 



Dolichodira 



diadema 





8 to 10 



13 to 15 



Aturia 



fasciata 





20 to 21 



19 to 20 



Lioselasma 



mamillaris 





12 to 14 



13 to 16 



do. 



spiralis 



» 



15 to 19 



16 to 17 



do. 



cyanocincta 





9 



? 



do. 



bituberculata 





21 to 22 



18 to 20 



Chitulia 



ornata 





19 to 25 



22 to 26 



Polyodontognathus 



cserulescens 





? 



20 



Polypholophis 



neglectus 





'} 



14 



Melanomystax 



nigrocinctus 







12 to 16 



17 to 19 



"Kerilia 



jerdoni 





17 



16 to 17 



Prsescutata 



viperina 



* 



20* 



18 to 19* 



Astrotia 



stokesi 



; 



15 to 16 



16 



Enhydrina 



valakadien 



> 



18 to 22 



12 to 16 



Lapemis 



curtus 



i 



17 



13 to 14 



do. 



hardwickei 



' 



23 to 27 



16 to 18 



Hydrus 



platurus 





16 to 17 



12 



La ti cauda 



laticaudata 





13 



9 



do. 



colubrina 



ue (Vol. IIL, page 286). 



6(6)20 



the 



led 



nes 



