AMPULLARIA DEPRESSA, Say. 



PLATES 1, 2. 



A. testa subventricosa, umbilicata, laevi, olivaceo-viridi, 

 fasciis olivaceis cincta: anfractibus 5, sutura impressa, 

 spiral subdepressa: apertura rufescente, fasciis obscuris: 

 operculum tenue, corneum. 



SYNONYMS AND REFERENCES. 



A. DEPRESSA, SAY. Long's 2nd Exped., vol. ii. p. 264. 

 A. PALUDOSA, SAY. Disseminator, Aug. 12, 1829, p. 245. 



Mrs. Say's reprint, p. 22. 

 Ji. HOPETONENSIS, LEA* Trans. Am. Phil. Soc., vol. v. 



p. 115, pi. 19, fig. 84. 



DESCRIPTION. 



ANIMAL "with the head and tentacles yellow- 

 ish-brown in the males, and reddish-orange in 

 the females, and in both deeply striated and 

 dotted wittf black." Couper. 



SHELL subventricose, umbilicated, composed 

 of 5 rather smooth and polished whirls, con- 

 spicuously marked with the lines of growth: 



