. Catalogue of casts of fossils, from the principal museums of Europe and America, with short descriptions and illustrations. Fossils. 58 VERTEBRATA. No. 209. Ichthyosaurus intermedins, Conyb. Head, part op Trunk, and Paddles. This specimen was discovered in the Lias at Boll, Wirtemberg, and is in the Museum at Halle. Size, 2 ft. 11 in. xl4 in. Price, $ No. 210. Ichthyosaurus intermedius, Conyb. Eight and Left Fore-Paddles. From the Lias of Lyme-Regis, England, and now in the Museum at Halle. Size, 14 x 5. Price of both, $ No. 211. Ichthyosaurus communis. Conyb. Skeleton on slab. Thi
. Catalogue of casts of fossils, from the principal museums of Europe and America, with short descriptions and illustrations. Fossils. 58 VERTEBRATA. No. 209. Ichthyosaurus intermedins, Conyb. Head, part op Trunk, and Paddles. This specimen was discovered in the Lias at Boll, Wirtemberg, and is in the Museum at Halle. Size, 2 ft. 11 in. xl4 in. Price, $ No. 210. Ichthyosaurus intermedius, Conyb. Eight and Left Fore-Paddles. From the Lias of Lyme-Regis, England, and now in the Museum at Halle. Size, 14 x 5. Price of both, $ No. 211. Ichthyosaurus communis. Conyb. Skeleton on slab. This species was the most " common" when first discov- ered in 1824, but has since been surpassed in regard to the known number of individuals. With respect to size, it is second only to the Ichthyosaurusplatyodon. It is characterized by a skull wide behind and rapidly contracting to the base of the jaws, which are prolonged and sub-compressed. The teeth are relatively large, with expanded, deeply-grooved bases and round conical furrowed crowns ; the upper jaw contains from forty to fifty on each side, and the lower jaw, from twenty-five to thirty. The anterior paddles have one hundred more phalangeal bones than those of Ichthyosaurus intermedius, and are three times longer than the posterior pair. This specimen is from the Lias of Lyme-Regis, England, and is in the British Museum. Size, 7 ft. 1 in. x 2 ft. 2 in. Price, $ No. 212. Ichthyosaurus communis, Conyb. Head on pedestal. This is a fine specimen, having all the bones and teeth complete and in true position, and show- ing well the sclerotic plates which defended the eye. Dis" covered in the Lias at Barrow-on-Soar, England, and now in the private Geologi- cal Museum of Mr Ward, at Rochester. Size, 2 ft. 2 in. x 8 in. Price, $ No. 213. Ichthyosaurus communis, Conyb. Skull, with jaws and teeth complete. It is from the Lias at Lyme-Regis, England, and is in the British Museum. Size, 19 x 5. Price, $
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectfossils, bookyear1866
