NATURAL SCIENCES OP PHILADELPHIA. 273 



71. C. recurvata, Eydoux. Adams, Rec. Gen. 2, 448. 1858. 

 Hab? 



72. C. regularis, Pr. MSS. 1859. Collect. Cuming. 

 Hab. Deacan River, Australia. 



73. C. rbomboidea, Pr. MSS. 1S59. Collect. Auctoris. 

 Hab. Malacca. * 



74. C. rival is, Adams. Rec. Gen. 2, 448. 1858. 



Cyrena rivalis, v. d. Busch. Phil. Abb. 3, 110, pi. 3, f. 5. 1849. 

 Corbicula striatella, Desh. Proc. Zool. xxii. 344. 1854. 

 Hab. Java. 



75. C. rotunda, Prime. Proc. Ac. N. S. Phil. 1860. 

 Hab . Surinam. 



76. C. Rouyana, Prime. 



Cyclas Rouyana, d'Orb. Prod. 2, 381. 1850. 

 Cyrena Rouyana, Bgt. Sph. p. 51. 1854. 

 Hab. France, (fossil.) 



77. C. semistriata, Desh* 



Venulites subaratus, Schloth. Petr. 200. 1820. 

 Cyrena semistriata, Desh. Encycl. 2, 52. 1830. 

 C. trigona, Desh. \ Goldf< petr> Germ> ^ ls34 _ 40> 

 V. cnneiformis, bev. ) 



C. subovaia, Bronn. Leth. Geog. 2, 958, pi. 38, f. 2. 1835-8. 

 Cyclas semistriata, d'Orb. Prod. 3, 19. 1852. 

 Cyrena convexa, Heb. et Renev. Foss. Num. Sup. 59. 1854. 

 Hab. Europe, (fossil. J 



78. C. semisulcata, Desh. Proc. Zool. xxii. 343. 1854. 

 Hab. Victoria River, Australia. 



C. s i m i 1 i s, Adams. Rec. Gen. 2, 448. 1858, is Corbicula Woodiana, 

 Adams. 



79. C. soli du la, Prime. In litt. 1860. 

 Hab. ? 



80. C. squalida; Desh. Proc. Zool. xxii. 342. 1854. 

 Hab. ? 



C. s t r iat e 1 la, Desh. Proc. Zool. xxii. 344. 1854. Is Corbicula r i v a- 

 1 is , Adams. 



81. C. subradiata, Prime. 



Cyrena subradiata, Kurr. 

 Hab. India. 



82. C. sulcatina, Desh. Proc. Zool. xxii. 348. 1854. 

 Hab. ? 



83. C. tellinella, Prime. 



Cyrena tellinella, Ferussac. Hist. Moll. f. 1. 

 Cyclas tellinella, d'Orb. Prod. 2, 304. 1850. 

 Hab. Europe, (fossil.) 



84. C. tellinoidea, Prime. 



Cyrena tellinoidea, Bouillet. Cat. Foss. 156. 1836. 

 Hab. France, (fossil.) 



85. C. tenuistriata, Prime. Proc. Zool. xxviii. 1860. 

 Hab. ? 



86. C. triangula, Prime. 



Cyrena trigona, Desh. Coq. Foss. Par. 1, 118, pi. 19, f. 16, 17. 1824. 



I860.] 



