. Report of the Geological exploration of the fortieth parallel . del- J .Bkv. hXii. I>L^TE XVII. /^^ Page. Fig. 1. Engkoi-vnni 174 /J I. A large specitneu, with a part of posterior extremity broken The origiDal typical specimen, enlarged two diameters. Fig. 3. CORBULA PYRIFORMIS 170 2. A side view of a rather distinctly ribbed specimen, with a portiou of its posterior extremity broken away, natural The original typical specimen, smooth &. An anterior view of same, showing its very nearly equivalve character. 2 c. A very large, irregularl
. Report of the Geological exploration of the fortieth parallel . del- J .Bkv. hXii. I>L^TE XVII. /^^ Page. Fig. 1. Engkoi-vnni 174 /J I. A large specitneu, with a part of posterior extremity broken The origiDal typical specimen, enlarged two diameters. Fig. 3. CORBULA PYRIFORMIS 170 2. A side view of a rather distinctly ribbed specimen, with a portiou of its posterior extremity broken away, natural The original typical specimen, smooth &. An anterior view of same, showing its very nearly equivalve character. 2 c. A very large, irregularly ribbed specimen, with the posterior extremity slightly A dorsal view of another specimen, slightly distorted by compression. It shows theposterior dorsal furrow and the angle along the margin of each valve. Fig. 3. LiMNJEA SIMILIS 191 3. A dorsal view, shovN iug aperture, enlarged two diameters. 3 a. An opposite view of same. Fig. 4. ;a vetusta 191 4. A dorsal view, natural size. 4 a. The same, somewhat enlarged. 4 &. An opposite view of s
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Keywords: ., booksubjectbotany, booksubjectgeology, booksubjectpaleontology
