Binney on Terrestrial Mollusks. 137 



Spumous, EXTIIALIMITAL, &C. 



Bidimiis acicula MiiUcr, and Bidimus octona Brug. have been 

 found in gi'eenhouses and gardens, where they have been intro- 

 duced on plants. 



B. exiffinis liinn. is the same as Carychium exiguum. 



B. fasciatus Binn. is the same as Achatina fasciata. 



B. Gossei Pf., vid. Macrocerauius pontilicus. 



B. Kieneri Pf., vid. Macroceramus pontificus. 



B. luhricus Ad. &c. is the same as Achatina lubrica. 



B. ohscurus Dr., vid. Pupa pUicida Say. 



B. striatus Brug. is the same as Ghindina truncata. 



B. vexillum Brug. is the same as Achatina fasciata. 



B. zebra Orb. is the same as Achatina fasciata. 



B. vermetus Anthony. Of this species 1 can give no information 

 other than that furnished by the original description given 

 below. 



BuLiMUS VERMETUS AxTiiONY. (Covcr of Haldeman's Monograph 

 No. 3, July, 1841.) Shell turriculated, livid brown; whorls 5, striated 

 longitudinally ; suture deeply indented ; apex entire ; body whorl a 

 little more than equal to the spire ; spire 2i times the length of the 

 aperture; lengths, width 1^ lines; aperture obliquely ovate ; length 

 of the aperture equal to the width of the body whorl. Ohio, near 

 Cincinnati. 



Distinguished by its peculiar mouth, which is curved in a regular 

 curve from right to left, contracted at the upper angle, and spreading 

 below ; the whorls are also very deeply indented, and twisted as they 

 are in Succinea vermeta. 



Genus MACROCERAMUS Guilding. 



This genus is not accepted by Pfeijffer, who places its 

 species under Bulimus. 



MACROCERAMUS PONTIFICUS Gould. . .vol. ii. p. 306, pi. Ixix. fig. 1. 



Pfeiffer refers this species to his Bulimus Kieneri^ (Mon. 

 iii. 365,) while Poey quotes it from Cuba, (Mem. i. 395,) 

 as a synonym of Bulimus Gossei Pfr. 



JOUKNAl, It. S. N. n. 18 



