184 PULMOXATA. 



Vitrina subglobosa, Mich. Compl. 10. t. 15. f. 18-20. 

 Morelet, Moll, du Port. 50. 



Hab. Swiss and French Alps ; Portugal. 



3. Vitrina Draparnaldi. B.M, 



Shell depressed, thin, smooth, very bright, pellucid, hyaline- 

 or lutescent-green ; spire very short ; apex scarcely prominent ; 

 suture scarcely impressed, thread-margined ; whorls three and a 

 half, rapidly increasing, the last depressed, elongated in fi'ont, 

 rather broad at the base, nearly plane, scarcely membranous- 

 margined ; aperture very oblique, transversely lunar, wider than 

 high ; peristome thin, columellar margin short, basal rather 

 straight. Lat. 8 by 6^, alt. 3f mill. 



Helix Draparnaldi, Cuvier, Regne Animal, ii. 405. 

 Helix diaphana, Poir. Coq. Fluv. et Terr. 77- 

 Hehx eUiptica, Broivn in Wern. Trans, ii. 523. t. 24. f . 8 ? 

 Vitrina pellucida, Drap. Tabl. d. Moll. p. 98. n. 1 (not Mull.) ; 

 Hist. 119. t. 8. f. 34-37. 



Brard, 78. t. 3. f. 3-6. 



Lam. vi. 2. n. 1 . p. 53 ; ed. Desk. vii. 728. 



Guerin, Icon. Moll. t. 5. f. 3. 



Desk. Enc. Meth. iii. 1133. n. 1. 



Gray, Manual, 120. t. 3. f. 21. 

 Vitrina diaphana et depressa, Jeffr. Linn. TV. xvi. pt. 2. p. 326 ? 

 Vitrina Draparnaldi, Leach, Moll. 80. 



Pfr. Mon. He/ic. ii. 493. n. 3 ; Icon. t. 1. f. 18-21. 



Desh. 96 16. n. 3. 

 Vitrina major, C. Pfr. i. 47. 

 Vitrina Audebardii, C. Pfr. iii. 55. 



Beck, Ind. p. 1. n. 3. 

 Limacina pellucida /3., Hartm. in Neue Alpina, i. 246. 

 Helicolimax major, Per. Essai, 43. 

 Hehcolimax Audebardi, Per. Pr. 6 ; Hist. t. 9. f. 5. 

 Helicolimax pellucida, Blainv. Diet. Sc. Nat. 255. t. 32. 



Sow. Conch. Man. f. 263. 

 Hab. France and Britain. 



4. Vitrina diaphana. 



Shell depressed, thin, smooth, bright, diaphanous, greenish- 

 hyaline ; spire minute, nearly level ; whorls two and a half, 

 rapidly increasing, nearly level, the last dilated, depressed, very 

 naiTOW below, dilated at the deciduous, membranous margin; 

 aperture nearly horizontal, very ample, ear-shaped ; columellar 

 margin exceedingly arched. Lat. 6i by 4i, alt. 3 mill. 



