. Bulletin of the British Museum (Natural History). Fig. 315 Anodontites batesi (Woodward). L27743, holotype. Electron micrographs showing stout prisms overlying nacreous shell layer. e, x 65; f, x 130; g, x 340. See facing 318b Figs 316-318 Mytilopsis sowerbyi (d'Orbigny). Upper Eocene, Headon Beds, Priabonian; Hordwell, Hampshire. England. 316. BMPD 43241); right valve external, x 4. Eectotype of Mytilus sowerbyi d'Orbigny, probably the specimen figured by J. de C. Sowerby (1826: Min. Conchology 6: pi. 532, fig. 2) as Mytilus brardi 'Faujas'. 317, LL2813I, V. E. Edwards Coli
. Bulletin of the British Museum (Natural History). Fig. 315 Anodontites batesi (Woodward). L27743, holotype. Electron micrographs showing stout prisms overlying nacreous shell layer. e, x 65; f, x 130; g, x 340. See facing 318b Figs 316-318 Mytilopsis sowerbyi (d'Orbigny). Upper Eocene, Headon Beds, Priabonian; Hordwell, Hampshire. England. 316. BMPD 43241); right valve external, x 4. Eectotype of Mytilus sowerbyi d'Orbigny, probably the specimen figured by J. de C. Sowerby (1826: Min. Conchology 6: pi. 532, fig. 2) as Mytilus brardi 'Faujas'. 317, LL2813I, V. E. Edwards Colin; right valve external, x 4. 318. 2S130. 1 1 Edwards Colin, a, left valve internal, x 4; b, detail showing septum and apophysis, x 10, Andrussov, who appears not to have been aware of the ereetion of Mytilopsis Conrad, 1858, whieh also has a myo- phore, divided Congeria into a number of 'groups' without status in nomenclature. Some have since been revised and described formally by Marinescu (1973), but none of these are of relevance to species under consideration herein Andrussov's 'mytiliformes' (1S0S: "k* ci \« I included the western hemisphere Recent species normall) assigned to Mytilopsis. as well as Drcisscnu fra^ilis Boettger. 1S7S. from I' Andrussov's 'modiolilornies' (1S°S; oM. P2 <7 "â ('(/</.). 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 British Museum (Natural History). London : BM(NH)
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