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Show size of the shell, each rib being ornamented with distinct scaly nodules, these not being in the least imbricate. .Only imperfect specimens, but presumably adult, occurred. C ard ium ( A castthocardia) p a l l id um Reeve. I. Karachi (Major Baker). Card ium (? A c a n th o c a r d ia ) suez iense Issel. P.G. Koweit, 10 fathoms. Gulf of Oman, Maskat; 10 fathoms, coral-sand. M.C. Charbar Bay; 3 fathoms, mud. I. Angrias Bank (Capt. W. A. Tindall). C ard ium (C era stoderm a) latum Born. I. Karachi (F. W. T. and Major Baker). Upon rocks at low tide. Bombay (Abercrombie). Card ium (C erastoderma) fu l ch r um Hinds. P.G. & M.C. Here and there quite commonly distributed. C ar d ium (S err ipes) m ut icum liv e . P.G. Gulf of Oman, Jask. Dredged in sandy mud at 3-10 fathoms. Car d ium (P a p y r id e a ) papyraceum Chemn. P.G. Gulf of Oman, Jask. M.C. Charbar, 2 fathoms. I. Karachi. 15 fathoms, mud ; in statu juvenile. Cardium (K e v ic a r d ium ) au ra n t ia cum A d . & liv e . P.G. No precise station given. C ard ium (? F r ag um ) centumlir atum Melvill, sp. n. (Plate L I I 1 fig. 2.) C. testa alba, delicata, paullo incequilaterali, cequivalvi, subglobosa, radiatim arctissime et tenuissime multum-lirata, liris irregu-lariter squamato-spinosis et granulosis; spinulis granisque majoribus cum minoribus scepe alternantibus; umbonibus pro-minidis, margine dorsali utrinque leniter dejlexo, latere antico rotundato, postico paullurn quadratulo, margine ventrali rotundato; pagina interna alba, margine tenui sulculoso ; cardine normali, clentibus duobus cardinalibus subclistantibus in valva utraque, lateralibus parvis inconspicuis. Alt. 21, lat. 21, diam. 14 mm. (sp. maj.). Hab. Persian Gulf : Gulf of Oman. Lat. 24°, 58' N., long. 56°, 54' E .; 156 fathoms. Also off Mussandam, 50 fathoms. M.C. Very rare off Charbar, at 40 fathoms. Several valves of a charming and most delicate white shell, the very fine and elaborate radiating sculpture being almost too minute for a comprehensible description. The lira? are over one P roc. Z ool. Soc.-1906, No. LVT. 56 1906.] MOLLUSKS FROM THE PERSIAN GULF. 8 3 9 |
