4-10 Squalorum Generum Novorwrn 



vel obliquiler linearibus, margine externo pins minusve angular- 

 iter excavata; raaxillte inferioris basi latis, cuspidibus fere 

 rectis et plus minusve angustis; pinna dorsalis prima pinnis 

 pectoralibus magis quam ventralibus approximata, saspe anlice 

 fere pectoralium bases supra cita. 



Eulamia Milberti. 



Carcharias (Frionodon) Milberti ( Val^ M. and H. 



Genus Isogomphodon Gill. 

 Cynocephali rostro elongate et conico : dentibus paulo vel 

 vix denticulatis, utraqne maxilla fere rectis claviformibus et basi 

 plus minusve constrictis. Pinna dorsali anteriore vix tota pone 

 pinnas pectorales sita. 



Isogomphodon oxyrhynclins. 



Carcharias (Prionodon) oxyrhynchus M. and H. 



Genus Lamiopsis Gill. 

 Cynocephali rostro breviter conico ; dentibus maxillae utrse- 

 que rectis ; maxillse superioris denticulatis, ad basin plus mi- 

 nusve constrictis. Pinna dorsali prima fere medio pinnas pec- 

 torales inter et ventrales sita. 



Lamiopsis Temminckii. 



Carcharias (Prionodon) Temminckii Muller and Henle. 

 Lamiopsis limbatns. 



Carcharias (Prionodon) limbatus Muller and Henle. 



Genus Isoplagiodon Gill. 

 Cynocephali rostro oblongo, semi-ovali : dentibus maxillse 

 utrseque denticulatis, sat latis, compressis, extrorsum vel sursum 

 spectantibus margine interna obliquiter incurvatis basi externa 

 processu serrato. Pinna dorsali pinnis pectoralibus, paulo magis 

 quam ventralibus approximata, 



Isoplagiodus sorrah. 



Carcharias (Prionodon) sorrah Miiller and Henle. 



