NATURAL SCIENCES OF PHILADELPHIA. 301 



Cycl. triangularis, Dub. Fos. Wohln. 59, pi. vi. f. 20, 21, 1831. 



Is Ericina triangularis, d'Orb. 

 Cycl. trigona, Gldf. Petr. Germ. 2, 233, pi. 147, f. 11, a-b. 1834-40 



Is Cyrena R ce m e r i, Dkr. 

 Cycl. trigona, d'Orb. Prod. 2, 304. 1850. Is Cyrena t rig o n a, Desh. 



89. Spli truncatum, Linsley. Ads. Rec. Gen. ii. 451. 1858. 



Cyclas calyculata, Drap. C. B. Ads. Amer. II. si. 277, 1841. Ads. 



Vermt. 18, 1842. Ads. Cat. 29, 1847. 

 Cyclas truncata, Linsl. Gould. Amer. II. n. ser. vi. 234, f. 3, 1848. 

 Pr. Bost. Proc. iv. 165, 1751. Jay, Cat. iv. ed. 466, 1852. Bgt. 

 Amen. i. p. 9, 1853. 

 Cyclas pellucida, Pr. Stimps. N. E. Moll. 16, 1851. Jay, Cat. iv. ed. 



465, 1852. Bost. Proc. iv. 277, 1852. Bgt. Amen. i. p. 9, 1853. 

 Sph. pellucidum, Pr. Ads. Rec. Gen. ii. 450. 1858. 

 Hab. N. America. 



Cycl. tuber culata, Klees. Tubing 45. 1818. Is Sph. la c u s t r e, Fer. 

 Cycl. turn id a, Ziegl, Villa Cat. 44. 1841. Is Sph. corneum, Scop. 



90. Sph. unguiforme, Boissy. Bgt. Sph. 42. 1854. 



Cycl. unguiformis, Boissy. Bull. Soc. Geol. Tr. 2d ser. iv. 178, 1846. 



Mem. Soc. Geol. Tr. 2d ser. 3, 269, pi. v. f. 2, 1848. 

 Hab. France, ("fossil.) 

 Cycl. Ust uert e ns i s, Eichw. Faun. Casp. 263. 1841. Is Arthemis 



Ustuertensis, Eichw. 

 Cycl. Vapincana, d'Orb. Prod. 2. 381. 1850. Is Cyrena V a p i n- 



c ana, Bgt. 



91. Sph. Veatleyi, C. B. Adams. 



Cycl. Veatleyi, C. B. Ads. Contrib. Conch. 44. 1869. Jay, Cat. iv. ed. 



32. 1850. Bgt. Amen. 1, p. g. 1853. 

 Pisid. Veatleyi, Petit. II Conch. 2, 421. 1851. Bgt. Amen. 1, p. 53. 



1853. 

 Muscidium Veatleyi, C. B. Ads. Ads. Rec. Gen. ii. 452. 1858. 

 Pisum Veatleyi, C. B. Ads. Ads. loc. sup. cit. ii. 560. 1858. 

 Hab. Jamaica. 



Cycl. Venezuelensi s, Pr. In Collect. Mus. Leyden, 1857. Is Sph. 

 maculatum, Morelet. 



92. Sph. Verne uili, Boissy. Bgt. Sph. 42. 1854. 



Cycl. lenticularis, Boissy. Bull. Soc. Geol. Fr. 2d ser. iv. 178. 1846. 

 Cycl. Verneuili, Boissy. Mem. Soc. Geol. Fr. 2d ser. 4, 569, pi. v. f. 3. 



1848. 

 Hab. France, (fossil.) 

 Cycl. v iolacea, Lam. Ann. Mus. vii. 421. 1806. Is Battissa v i o- 



1 a c e a, Adams. 

 Cycl. vitr e a, Risso. Risso, iv. 338. 1826. Is Pisid. casertanum, 



Bgt. 

 Cycl. Zey 1 anic a, Lam. Ann. Mus. vii. 420. 1806. Is Cyrena Ze y- 



lanic a, Lam. 



93. Sph. zona turn, Pr. MSS. 1859, in Collect. Cumming. 

 Hab. N. Zealand. 



On motion, an election was held, and Mr. "Win. C. Henszey was 

 chosen Treasurer in place of George W. Carpenter deceased. 



I860.] 20 



