. Bulletin. Science; Natural history; Natural history. Fig. 4. diincanus (Dall. 1919). Charles Island. Galapagos Archipelago. Ecuador ( AHF 806-38). Disarliculaled specimen, length. mm. A. .interior and posterior valves. B. Inter- mediate valve. C. Radula: median and first lateral teeth. /). Radiila: head of second (major) lateral tooth. E. Girdle scales. F. Scales of the underside of girdle. ezuela (at Puerto Mara, Quetepec. Ciuiiia, Carupano. and Santa Fe. 1-.^ m, August, 1977), and have examined specimens from Cozumel Is., Mexico (LACM 70-61), Bonita Springs. F


. Bulletin. Science; Natural history; Natural history. Fig. 4. diincanus (Dall. 1919). Charles Island. Galapagos Archipelago. Ecuador ( AHF 806-38). Disarliculaled specimen, length. mm. A. .interior and posterior valves. B. Inter- mediate valve. C. Radula: median and first lateral teeth. /). Radiila: head of second (major) lateral tooth. E. Girdle scales. F. Scales of the underside of girdle. ezuela (at Puerto Mara, Quetepec. Ciuiiia, Carupano. and Santa Fe. 1-.^ m, August, 1977), and have examined specimens from Cozumel Is., Mexico (LACM 70-61), Bonita Springs. Florida (LACM 2114), and from the Biazilian coast at San Sebastiao (MORG 17174). Sao Sebastiao (MORG 1S772). and Porto Belo. Santa Catarina (MORG 16529) [27°I()'S, 48°39'W|, its souihcrnmost record. CallupUix diiiuanus (Dall. 1919) Figure 4 Callisioihii,'!! diiiuantis Dall, 1919:512-513—Thorpe//; Keen, I971:87.'( Ciilloplax duiuaniis A. G. Smith and Ferreira, 1977:86-87, figs. 8-9. Type malerial.—Ho\otype. USNM Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Southern California Academy of Sciences. Los Angeles, Calif. : The Academy


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