PULMONATA. 159 



Limacellus lactescens, Blainv. Journ. Phys. 1817, p. 442.t.ll. f.5. 



Mrs. Gray, Fig. Moll. t. 285. f. 10. 



Ferussac, Tab. Syst. 16. 96=^; Hist. ii. 52. t. 7- f- 1, copied 

 Blainville. 

 Limacella elfortiana, Blainv. Man. Malac. 464. t. 41. f. 4. 



Hab. ? West Indies ? 



These specimens appear to be only bleached examples of the 

 preceding species, or one very nearly allied to it ; but they (there 

 are two) are in too bad a state to determine this question with 

 accuracy. They form part of Sir Hans Sloane's Collection, and 

 may have been brought from Jamaica or N. America. 



3. Philomycus dorsalis. 



Philoraycus dorsalis, Binney. 



Tebenophorus dorsalis, Binney, Pr. Bost. Soc. N. H. 1841, p. 51. 



Hab. N. America. 



4. Philomycus auADRiLus. 



Grey, back smooth, with four rows of irregular black spots ; 

 tentacles long, black, close ; body attenuated in front, blunt be- 

 hind. Length 6 lines. 



Philomycus quadrilus, Rafinesque, Ann. of Nat. 10, 1820. 

 Ferussac, Tab. Syst. 15. 96^. 



Hab. N. America ; River Hudson. 



5. Philomycus oxyurus. 



Fulvous grey, slender ; back ridged longitudinally ; tentacles 

 brown ; the sides are very short ; tail acute, keeled above. Length 

 8 hnes. 



Philomycus oxyurus, Rafinesque, Ann. of Nat. 10. 



Ferussac, Tab. Syst. 15. 96''. 

 Limax oxyurus, Blainv. Man. Malac. 464, 

 Hab. North America ; New York. 



6. Philomycus fuscus. 



Brown ; tentacles thick ; back smooth ; tail compressed, acute. 

 Length 3 to 12 lines. 



Philomycus fuscus, Rafinesque, Ann. of Nat. 10. 



Ferussac, Tab. Syst. 15. 96^ 

 Hab. N. America ; Province of Ohio. 



