. Catalogue of casts of fossils, from the principal museums of Europe and America, with short descriptions and illustrations. Fossils. CEPHALOPODA. 115 No. 457. Belemnites Owenii, Pratt. Guard and pliragmocone showing the nacreous surface. An unusually large and fine specimen. From the same locality as the preceding. Original in the private Geological Cabinet of Mr. Ward, Rochester. Size, 14 x5. Price, $ No. 458. Belemnites giganteus, Schioth. The B. gigtinteus (the B. maximus of Giebel), is chiefly remarkable for its great size. It belongs to D'Orbigny's group, ''Acuarii," character
. Catalogue of casts of fossils, from the principal museums of Europe and America, with short descriptions and illustrations. Fossils. CEPHALOPODA. 115 No. 457. Belemnites Owenii, Pratt. Guard and pliragmocone showing the nacreous surface. An unusually large and fine specimen. From the same locality as the preceding. Original in the private Geological Cabinet of Mr. Ward, Rochester. Size, 14 x5. Price, $ No. 458. Belemnites giganteus, Schioth. The B. gigtinteus (the B. maximus of Giebel), is chiefly remarkable for its great size. It belongs to D'Orbigny's group, ''Acuarii," characterized by a groove at the end only. This specimen is from the Middle Lias at Ehningen, Wirtem- berg, and is in the private Geological Cabinet of Mr. Ward, Rochester. Size, 24 x 4. Price, $ No. 459. Belemnites giganteus, Schioth. Phragrnocone, showing the thin transverse plates dividing it into a series of narrow air-chambers gradually diminishing towards the apex. The phragrnocone was evidently designed to adjust the specific gravity of the animal. The speci- men is from the Lower Oohte, Wirtemberg. Original in the private Geological Cabinet of Mr. Ward, Rochester. Price, $ No. 460. Belemnites dilatatus, Biainv. Guard. This Belemnite has a compressed guard and the longitu- dinal furrow situated on the margin opposite to the siphuncle. The form is characteristic of the Neocomian beds. These specimens (three in number) are from the Lower Neocomian (Cretaceous), France, and belong to the Ward Museum, University of Rochester. Price, $ No. 461. Belemnites acuarms, Schioth. This guard, distinguished by the want of lateral furrows, and by its extreme length and slenclerness, was found in the Lias at Whitby, England. Original in the private Geological Cabinet of Mr. Ward, Rochester. Size, 18 x 1. Price, $ No. 462. Belemnites lateralis, Phillips. Guard, from the Speeton Clay (Lower Cretaceous), Yorkshire, England. Original in the private Geological Cabinet of Mr. Ward,
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectfossils, bookyear1866
