638 



REPORT — 18G3. 



Family Pandoridce. 



27. Clidiophora pituctnta, n. g-. (Type o( genus = Pandora cluvicidata, P. Z. S. 1855, 



p. 228.) Teeth ^, posterior long', with ossicle. Conr. sp. ; like CI. trilineuta, 

 but teeth more divero-ent ; inside stronoly punctate. 



28. Kenncrliafilosa, n. s. New subgenus of Pandora with ossicle : outer layer ra- 



diately grooved. Shell beaked. 



29. Kennerlia bicarinata, n. s. Not beaked ; 2 post, keels in convex valve. 40-60 



I'm. r. Cp. May prove=P. hilirata, Conr. 



Family Anafinidfe. 



30. Pcriploina arf/entaria, Conr. Hani. Large, subquadrate, 



31. Thracia carta, Conr. Hani. Strong, subovate. 



32. Lyousia Californica, Conv.lIa.n\.-\-b)-acfeata~\-nifida,G\d. Outline variable : often 



close to Atlantic L. Floridana : striated external layer fugacious. 



33. Eidodesnia saxicola, Baird. Subgenus of Lijonsia : animal nestling', iiTegular. 



Close to U. cuneata, Ad. & Rve. Form protean: brittle, thick, lurid, with 

 enormous ossicle. Var. cylindracea has the form of Saxicava pholadis. 



34. Entodesnia inflata, Con\\ = diaphana, Cpr. P. Z. S. 1855, p. 228. From Southern 



fauna. Like picta, but pale, without pinch. 



35. Mt/tilimeria XidtaUi, Conr. Hani. ? Subgenus of Lyonsxa : rounded, with spiral 



umbos. 

 38. Plectodon scaher, n. ?., n. s. Shape of Theora : dorsal marg'ins twisted-in spirally 

 inside umbos. Lateral teeth laminated, with internal cartilage hidden, ap- 

 pressed. 2 r. valves, 40-60 fm. Cp. 



Family Solenida. 



37. Solen sicarius, Gld. Otia. Nearly straight, rather short, truncated. 



376. Solen ? \3a: rosaceus. Straight, narrower, longer, smaller ; glossy, rosy. 



Family Solecurtidce. 



38. Solectirtus Californianus, Conr. Hani. May be a var. of the Peruvian fDomheyi. 



Yellowish ash, with ventral parallel grooves. A ?var. without grooves closely 

 resembles gibbiis. 



39. Sn^i'ciirtus subteres, Conr. Hani, Small, compact, with ■violet rays. 



40. Marhcera patula, Dixon =<S'. maximum, Y^o6di=yrandis, Gmel, = SiliqHa Nuttalli 



? -\-lucida, Conr. (var. jun.) Asia. 



Family Tellimda, 



41. S'xnytdnnlaria Nuttalli, Conr. Ti^vi^ . = Psimmnhia decora, His. Flat, rounded. 



42. Paaninijhia ruhro-radiata^ Nutt. Large : shapa of cesperliua : rayed with lilac. 



124 



