246 



REPORT — 1856. 



No. 



Name. 



Freq. 



Other Localities. 



75 Donax punctatostriatus, Hani. 



75 b Ppunctatostriatus, var. cselatus .. 



76 Conradi, Desh 



-f- D. cutter, Hani. 



-\-D. Californicus, Desh. uon Conr. 



-j-D. contusus, Rve. 



}-\-D. radiata, Val. 



- — navicula, Hani. 



77 

 7S 

 79 



80 

 81 



88 



93 



90 



Mactridce. 

 Mactra exoleta, Gray 



=Lutraria ventricosa, Gld. 



= Mulinia ventricosa, C. B. Ad. 

 fragilis, Chemn 



= M. ovalina, Lam. teste Gray. 



= M. Braziliana, Lam. teste Desh. 



= M. , oblong a, Say, teste Rve. 

 (Mulinia) arigulata, Gray 



} = M. donaciformis, C. B. Ad. 

 Gnathodon mendicus, Gld. 



— Eangia trigona, Petit. 



Veneridce. 



PClementia gracillima, n. s 



Trigona radiata, Sow 



= Venus Solangensis, D'Orb. 



= Trigona Byronensis, Gray. 



= Cytherea corbicula, Mke. (non Lam.) 



-\-C. semifulva, Mke. 



-j- C. gracilior, Sow. 



-\-C. Hindsii, Hani. 

 ?-j-C. intermedia, Sow. 



humilis, n. s 



argentina, Sow 



= Cytherea eequilatera, Desh. 



?? crassatelloides, jun 



planulata, Brod. 8f Sow 



+ Cytherea undulata, Sow. 



= Donax Lessoni, Desh. 



= Cytherea mactroides, Lam. teste Desh. 

 Dosinia ponderosa, Gray 



= Cytherea gigantea, Phil. 



= Venus cycloides, D'Orb. 



Annae, Barb 



Dunkeri, Phil. 



= Artemis simplex, Hani. 



= Cytherea Paciftca, Trosch. 

 Cyclina subquadrata, Hani. , 



= Artemis saccata, Gld. 

 Dione aurantia, Hani. 



= Cytherea aurantiaca, Sow. 

 chionaea, Mke 



-j- Cytherea squalida, Sow. 



-j- C. biradiata, Gray. 

 ?-(-C. elegans, Koch. 

 rosea, Brod. Sf Sow 



= Cytherea lepida, Chen. 

 lupinaria, Less 



= D. lupanaria, Gray. 



= Cytherea Dione, var. Brod. 



= C. semilamellosa, Gaud. 

 Pvulnerata, Brod. 



e. c. 



v.r. 



c. 



e. r. 

 r. 



e.r. 

 v. c. 



r. 

 v.r. 



2 valv. 

 n. c. 



v.r. 

 v.c. 



3 



n.c. 



c. 



c. 

 e.c. 



Acapulco. 



Gulf of Nicoya, Panama. 

 Panama, Guayaquil. 

 West Indies. 



S.W. Mexico, Panama. 

 Salango, Xipix., Guayaq., Pan, 



Gulf of Nicoya. 



Upper California. 

 Pan., Salango: Chili, Coquimbo 

 D'Orb. 



Payta. 



Panama, St. Elena, "Eastern 

 Seas," Ad. <$• Rve. 



St. Elena, Panama. 



S.W. Mex. ,Gulf Nicoya, Taboga, 



San Bias, S.W. Mexico, La Paz, 

 Taboga, St. Elena, PPhilip- 

 pines, Swan River, 



San Bias, Panama. 



San Bias, Salango, Tumbez, 

 Payta. 



Real Llejos. 



