im. PliOCEEDlXGS OF THE XaTIONAL MUSEUM. 151 



(valve), L. Belding- (N^o. 34092, U. S. N. M.); Gulf of California several 

 (No. 63707, [T. iS. N. iNi.); Sau Juanieo, Oabb. 



A rare species and closely approaching' tlie Antillean 1\ huUdtum. 

 Cuming" collected it at St. Elena, <m the coast of (ruayatpiil, in lati- 

 tnde about 2° south. 



CAKDIUM (LIOCARDIUM) APrOINITM, Carpentor. 



= ? Elenense, Carpenter's Ma/,. Vnt. 



Xumerous examples. 



Boca de los Piedras (No. 63759, U. S. N. M.), fine examples. A va- 

 riety of this species was obtained at Mulege Bay (No, 63760, V. S. N. 

 M.), two specimens; Mazatlan (No. 63758, U. S. N.M.); Cape St. Lucas 

 (No. 63761, U. S.N. M.), Xantus. 



CARDIUM (LIOCARDirM) E LATUM, Sower by. 



Numerous examples. 



Guaymas; Piuecate Bay (No. 23515, U. S. N. M.), l>r. E. Palmer; Gulf 

 of California (Nos. 63737, 31093, U. S. N. M.); San Ignacio Lagoon (No. 

 105398, U. S. N. M.), and San Diego (No. 63738, U. S. N. M.), Henry 

 Hemphill. A magnittceut species. Our largest example, a single valve 

 measures 6| by 5| inches. Santa Margarita Island (one valve), Alba- 

 tross. 



I^'amily \^ K N E K i D .K , 



VEN I 'S MULTK M )STA TA. S <> w e r 1) y . 



Several examples. 



Escondido Bay (No. 63667, TJ. S. N. M.), Fisher; La Paz, Forrer. 



The largest of Mr. Fisher's specimens measured, length 4.75, height 

 3.87, breadth 2.63 iiH-hes. The young of the above might easily be mis- 

 taken for adolescent shells of V. reticulata or V. i)uerpera, Indo-Paciflc 

 species. Notwithstanding the very great quantity of West coast mate- 

 rialt hat has passed under my examination, Mr, Fisher's were the first 

 specimens that I had seen from tlie Gulf region. 



VENUS CRENIFERA, S o ^v e r 1) y . 



Several examples. Carmen Island (No. 63598, U. S. N. M.), Towne; 

 Cape St. Lucas (No, 23594, U. S, N. M.), Dr. Palmer; also same locality 

 {No. 13732, U. S. N. M.), A rare and beautiful species. 



VENUS (ANOMALOCARDIA) >SU3RUGK)SA, Sowerl>y. 

 = No. 112. Car}>euter'8 Maz. Cat, 



Abundant, 



Mulege Bay; Gtilf of California; (iuaymas (No. 23589, U. S. N. M.), 

 Dr. Palmer; a single specimen, the smallest 1 have seen, only .30 inch 

 long by .29 inch in lieigiit, having every aspect of maturity; it would 

 lead a person, without a large series of all ages for comparison, to regard 



