S18 REPORT 1863. 



able to report concerning them. The first notice of the shells appeals in the 

 Proc. Ac. Nat. Sc. Philadelphia, Dec. 1859, pp. 331, 332. The new species 

 are described in the * Annals and Magazine of Nat. Hist./ 1864, vois. xiii. and 

 xiv., as follows : 



A.N.H. Vol. XIII. 

 Sp. Page. 



1. 311. Asthenotharus villosior, n.g. 1 living sp. and fragm. 



2. Sokmya valwdus. 1 living sp. 



3. Tellina (Peron&oderma) ochracea. 1 sp. 



4. 312. Psammobia (? Amphichcena) regularis. Valves. 



5. Callista poUicaris. 1 sp., living (= C. prora, var., teste Eve., C. I. f. 45). 



6. Callista (?pannosa, var.) pitella. Extremely abundant, living. Also 



Acapulco, Jeicett. (Very variable, yet always differing from the 

 typical South American shells.) 



7. 313. Liocardium apicinum. Extremely abundant, living. Also La Paz j Aca- 



pulco, Jeivett. 



8. Lucina lingualis. Extremely abundant, valves. 



9. ? Crenella inflata. Valves ; very rare. (An aberrant form.) Also Panama, 



as. Ad. 



10. 314. Bryophila setosa, n.g. Abundant ; living among sea- weed, on Purpura 



planospira. Also California, Cooper. 



11. ?Atys casta. Rare : allied to Cylichna. 



12. Ischnochiton parallelus. Rare ; living. 



13. Ischnochiton (?var.) prasinatus. 1 living sp. Possibly a form of paral- 



lel. 



14. 315. Ischnochiton serratus. 1 living sp., like Eknensis. 



15. 474. Nacetta peltoides, = Nacella, sp. ind., Maz. Cat., no. 262. 



16. AcmcBa (?var.) atrata. Intermediate between P. discors, Phil., and P, 



floccata, Rve. Also La Paz, Margarita Bay. 



17. Acm&a strigillata. Intermediate in characters and station between 



A, patina and A. mesokuca. Also Margarita Bay. 



18. 475. Glyphis saturnalis. Not uncommon ; living. 



19. Eitcosmia variegata. (Probably a subgenus of Fhasiauella.) Rare, dead. 



20. Eucosmia (?variegata, var.) substriata. Very rare. 



21. ,, Eucosmia punctata. 1 sp. 



22. 476. Eucosmia cyclostoma. 1 sp. 



23. Hapkcochliascyclophoreus,ii.g. (PRelated to Ethalia. ) Very rare, dead. 



24. Narica aperta. 1 sp. 



25. ,, Fossarus parcipictus. 3 sp. 

 2^>. 477. Fossarm purus. 1 sp. 



27. Litorina puUata,= Litorina, sp. ind., Maz. Cat., no. 399. Abundant. 



28. Litorina (Philippii, var.) penicittata. Like the W. Indian L. (ziczac, var.) 



lineata. Abundant. 



29. Rissoa albolirata. 1 sp. 



30. Fenella crystattina. 1 sp. 



31. 478. ?Hydrobia compacta. May be a JBarleeia. 1 sp. 



32. Hyala rotundata. 1 sp. 



33. ?I)iala ekctrina. 1 sp. 



34. Acirsa [teste A. Ad.] menesthoides. 1 sp. 



35. Cythna asteriaphila. Imbedded in a star-fish, like Stylina. 1 living sp. 



36. Bittium nitens. 1 sp. 

 Vol. XIV. 



37. 45 Mangelia mbdiaphana. 1 sp. 

 od. 46 Drillia appressa. 1 sp. 



SO. Cithara fusconotata. very rare. 



40. Obeliscus variegatus. 2 worn sp. Described from a fresh Guaymas 



shell, Mus. Cal. Ac. 



41. (Odostomid) Evalea aquisculpta. 1 sp. 



42. 47. (Odostomia) Evaka delicatnla. lap. 



43. ,, Chrysallida angusta. 1 sp. 



104 



