448 Mr. J. (Jwyu Jotiivys on Xuricct^udi MoUusca. 



PLErnOTOMA MITIU'L.V {'Trtfoiituin), hox., = P. rt/Iindracca 

 3Iollcr^ y, var. oiha, Sars. C. 40-100 f. 



*l\ i>i:cLivis {Trifoniinn), Lov. C. 20-100 f. ; T. 04-420 f. 

 CvLRHNA ACUMINATA, Bniguierc. B. C. iv. 411, and v. 



222, pi. 08. f. 1. C. 20-80 f. ; P. 2.5-40 f. 8ars lias de- 



scribed and figured the animal as having separate, long, 



leaf-like tentacles (folded back on the sides of the shell in 



front), with minute eyes at their outer bases ; and the foot 



is not expanded laterally or behind. This species must be 



placed in the genus Rhizorus of De Montfort, or VoJnda 



of A. Adams. 

 *C. xiTiDULA, Lov. B. C. iv. 412, and v. 222, \A. 93. f. 2. 



C. 40-100 f. ; P. 25-40 f. 

 C. ALBA, Brown. B. C. iv. 417, and v. 22,3, pi. 93. f. G. C. 



10-120 f. ; P. 203-1366 f. 

 Utriculus truncatl'LUS, Brug. B. C. iv. 421, and v. 223, 



pi. 94. f. 2. C. 11-80 f. 

 U. EXPANSUS, Jeflfr. B. C. iv. 426, and v. 223, pi. 94. f. 6. 



C. 40-120 f. ; P. 16.5 f. 

 U. HYALixus, Turt. B. C. iv. 427, and v. 223, pi. 94. f. 7. 



C. 40-60 f. ; P. 25-33 f. 

 U. GLOBOSUS, Lov.,= VtricuJopsis vifrea, t^ars. B. C. v. 223, 



pi. 102. f. 8. C. 30-120 f. ; P. 542 f. The spire is visible 



in young, but sunken and nearly concealed in full-grown 



specimens. 

 AcT.EON TORXATiLis, L. B. C. iv. 433, and v. 224, pi. 95. 



f. 2. C. 10-60 f. ; P. 13-420 f. 

 ScAniANDER LiBRARius, Lov. B. C. iv. 446, and v. 224, 



pi. 102. f. 9. C. 40-140 f. ; P. 290-1263 f. 

 PiiiLiXE scABRA, Miill. B. C. iv. 447, and v. 224, pi. 96. 



f. 1. C. 10-140 f.; P. 25-542. 

 P. QUADRATA, S. Wood. B. C. iv. 452, and v. 224, pi. 96. 



f. 4. C. 30-230 f. ; P. 420-1215. 

 P. PUNCTATA, Clark. B. C. iv. 453, and v. 224, pi. 96. f. 5. 



C. 30-60 f. 



PTEROPODA. 



f>PIRIALIS RETROVER.SUS, Flem. 15. C. V. 115, pi. 98. f. 4. 

 C. 40-100 f. ; P. 25-173 f. In all these cases dropped 

 from the surface of the sea, or voided by fishes and oceanic 

 Jfi/Jrozoa. 



Besides the Mollusca, Foraminifera abounded in great 

 variety ; these I haA^e placed in the excellent charge of Dr. 

 Carjx'nter. I also found some sponge-spicules, which Dr. 

 Bowerbank tells pie belong to Geodia Barntti^ an undescribe<^ 

 6jpecies, 



