22 



Oecurrit in stratis tertiarüs marinis ad Oamaru in Nova 

 Codanonia. Icon: Beitrg. III.. tab. 9., tig. 147. 



73. Biddulphi Ghiroivii Pant. nov. spec. 



Valvis ellipticis bicornutis, cum gibho centrali elevato. 

 Stmctnra punctata, punctis in liueas paralellas ordinatis. Long. 

 valvae 79*5 /». 



In stratis vetustissimis marinis ad Knsnetzk in Russin 

 enropca. Icon: Beitrg. III., tab. 24., fig. 366. 



Dedicavi hanc speciem dorn. prof. Gurow in Charkow. 



74. Biddulphia Jimbai Pant. nov. spec. Syn.: Biddulphia 

 Japonica Pant. 

 Valvis elongatis subeilipticis polygibbis, septatis, cum 

 cornubus duobos lateralibus et gibbo centraii maximo, mugis 

 elevato: structura spinulosa et disseminatc punctata. Long, 

 valvae 82— 124 /k. long, eornuhus 34—36/»., alt. gibbi centrali 

 27-40 /*. 



Ocurrit in' stratis marinis tertiarüs ad Werobets in 

 insula Jesso. Icon: Beitrg. III., tab. 18., tig. 267, 271. 



75. Biddulphi« permagna Pant. 

 Ex stratis marinis tertiarüs ad Bory in Hungaria. 

 Icon: Beitrg. III.. tab. 35., tig. 500 ex lat. con. visa. 



76. Biddulphia Tschestnowii Pant. nov. speo. 



Valvis subeilipticis, magis convexis; cornubus duobns 

 elevatis, prominentibus, couicis, ad polos dispositis et structura 

 irregulariter punctata striolata ornatis. Long. 108 p., lat. 85 /*. 



In stratis vetnstissimis marinis ad Knsnetzk in Kossia. 

 Icon: Beitrg. III., tab. 23., tig. 338. 



Dedicavi hanc speciem eximiam amico meo A. "P. Tschest- 

 now in Saratow. 



77. Biddulphia Tuomeifi (Bail.) Rop. var. boryana Pant 

 Valvis elongatis, polygihbis, cum dissepimentis 4 traus- 

 versis et cornubus duobus ad polos sitis distinctis. Structura 

 punctata: punctis 8 in 10,«., in lineas longitudinales subrectas 



