. Palæontology ... ? ..• PLATE X. PAGE Pig. 56. Pecten Veatchii. Natural size. 32 Fig. 58, 58 a. Ostrea Attwoodii. 33 Internal and external views of lower valve, natural size. CtoliHitcul $wwwg#i AdM®tum, EA3U5E O B5 T OU ) C Y. YD1U iD , ( Tiit lal-y ) J I). 8c Son iith PKla . ? I i PLATE XL PAGE Fig. 57. Ostrka Bourgeoisit. Natural size. 83 57 a. Hinge. Fix 58 6. Upper valve of O. Attwoodii? Natural size. 34 Fig. 59. Ostrea Veatchii. 34 From a small and unusually thin specimen. Fisr. 61. Ostrea Cerrosensis. Natural size. 35 (Stulu^ical §unm> uf StdBfontfr*. I)

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Keywords: ., bookcentury1800, bookdecade1860, booksubjectpaleontology, bookyea