SECTION B.] NORTH AMERICAN CONCHOLOGT. 



495 



[Contributious to Connhology.] 

 Page. 

 41 New AuriculidsB wliich inhabit Jamaica: by Prof. C. B. Adams. 



41 Melampus coronatus Ad. 



41 Pedipes ovalJs Ad. 



42 Catalogue of Auriculidse which, inhabit Jamaica. 



42 Melampus coniforrois Brug. 

 42 flavus Gmel. 



Auricula monile Lam. 

 42 pusillus Gmel. 



Auricula nitens Lam. 



42 Melampus coronatus Ad, 



42 cingulatus Pfr. 



42 Pedipes quadridens P/r. 



42 ovalis Ad. 



42 Descriptions of supposed new species of Fresh Water Shells which 

 inhabit Jamaica : by Prof. C. B. Adams. 



42 Paludina Jamaicensis Ad. 



42 Valvata pygmaea Ad. 



43 Planer bis Mac Nabianus 

 43 Redfieldi Ad. [Ad. 

 43 Haldemani Ad. 



43 Planorbis decipiens Ad. 



44 affinis Ad. 



44 Cyclas Veatleyi Ad. 



44 pygmsea Ad. 



45 Catalogue of Fresh Water Shells which inhabit Jamaica : by Prof. C. 

 B. Adams. 



4.5 Melanopsis lineolata Gray. 



45 Melania spinifera Ad. 



45 Valvata pygmaea Ad. 



45 Paludina rivularis Ad. 

 45 Jamaicensis ^id. 



45 Ampularia fasciata (?) Lam. 



45 Planorbis Mac Nabianus 

 45 Redfieldi Ad. \_Ad. 



45 Haldemani Ad. 



45 Planorbis dentiferus Ad. 



45 pallidus Ad. 



45 decipiens Ad. 



45 affinis Ad. 



45 Ancylus obscurus (?) Ilald. 



45 Physa Soverbyana Orb. 



45 Limnaea umbilicata Ad. 



45 Cyclas pygmaea Ad. 



45 Veatleyi Ad. 



45 Remarks on the distribution of the Terrestrial and Fresh Water Mol- 

 lusca which inhabit Jamaica: by Prof. C. B. Adams. October, 

 1849. Read before the American Association for the Promotion of 

 Science, August 16, 1849 (and published also in their Proc. vol. ii, 

 p. 147, 1856.) 



No. 4. 



49 Remarks on the distribution of the Terrestrial and Fresh Water Mol- 



lusca which inhaVjit Jamaica — continued. 



50 Cijclostoma solidum Ad. non Menke = C- Jayanum Ad. 



