32 CATALOGUE OF PTEROPODA. 



3. LiMACiNA Jeffreysii. 



Shell subdiscoidal, spire much depressed ; whorls, three last large, 

 rounded ; lips very acute, mucronated. 



Spinalis Jeffreysii, Forbes and Hartley^ Brit. Moll. ii. 386. 



Hah. British Channel. Coll. Mr. Jeffreys. 



3. LiMACINA KOTUNDA. ,^ 



Shell subdiscoidal, smooth, umbilicated ; spire rather convex, 

 slightly raised ; last whorl moderately swollen ; mouth moderate, 

 roundish. 



Atlanta (Heliconoides) rotunda, D'Orb. Voy. Amer. Merid. Moll. 

 t. 12, f. 20—24. 



Hah. Atlantic Ocean. 



5. LiMACINA VENTRICOSA. 



Shell globular, ventricose, thin, glassy, sinistral ; axis largely um- 

 bilicated ; spire conical, short ; whorls 4, last swollen, much 

 larger than the others ; mouth large, oblique, angular ; peristome 

 sharp-edged, not united, forming an angular projection below the 

 arched columella. 



Spinalis ventricosa, Eydoux et Souleyet, Rev. Zool. 1840, 236 ; 



Forhes and Hartley^ Brit. Moll. 385. 

 Spiriale ventre, Eydoux et Souleyet, Voy. Bonite Moll. t. 16, f. 11 



—16. 

 Atlanta Kangii, (Atlantes de Rang), DOrh. Voy. Amer. Merid. t. 



12, f. 25—28. 



Var. smaller ; umbilicus less open ; whorls fewer ; mouth more re- 

 gular and less angular. — Eydoux 8r Souleyet. 



Hah. Atlantic Ocean. 



6. LiMACINA AUSTRALIS. 



Shell turbinate, thin, brittle, sinistral, rather largely umbilicated ; 

 spire elevated, conical ; whorls 6 or 7, separated by a deep suture ; 

 mouth oblique, irregularly quadrilateral, rather angular; peri- 

 stoma not united ; columella straight. 



Spirialis australis, Eydoux et Souleyet, Rev. Zool. Soc. Cuvier, 



1840, 237. 

 Spiriale australe, Eydoux et Souleyet, Voy. Bonite Moll. t. 15, f. 20 



—26. 



Hah. Cape Horn. 



