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Showing results for tags 'schernfeld'.
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From the album: Vertebrates
Caturus furcatus AGASSIZ, 1834 Upper Jurassic Schernfeld Bavaria Germany Length 18cm So far unprepped -
Invalid names: Gyronchus gibbosus; Eomesodon gibbosus. Emended Diagnosis from POYATO-ARIZA & WENZ 2002 in Poyato-Ariza & Wenz 2004, p. 367: "Primitive pycnodontoid fish with the following unique combination of primitive and derived characters: dorsal prominence angle-shaped, with straight dorsal border present; loricate scale pattern; caudal pedicle not differentiated; frontals curved and short; tubular infraorbitals and infraorbital tesserae present; 4 dentary teeth; 3 prearticular tooth rows; 30 or more vertebrae (epaxial elements excluding those of the caudal endoskeleton); dorsal fin rounded anteriorly; more than 17 dorsal ridge scales. References: Poyato-Ariza, F. J. & Wenz, S. (2004) The new pycnodontid fish genus Turbomesodon, and a revision of Macromesodon based on new material from the Lower Cretaceous of Las Hoyas, Cuenca, Spain. Mesozoic Fishes 3 - Systematics, Paleoenvironments and Biodiversity, G. Arratia & A. Tintori (eds.): pp. 341-378,15 figs., 1 tab., 3 apps. © 2004 by Verlag Dr. Friedrich Pfeil, München, Germany - ISBN 3-89937-053-8
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From Wikipedia: "Members of the order are distinguished by possessing two dorsal fins, an anal fin, five gill slits, eyes without nicititating membranes, and a mouth extending behind the eyes. Also, unlike other sharks, they maintain a higher body temperature than the surrounding water". References: DETLEV THIES & ARMIN LEIDNER (2011) Sharks and guitarfishes (Elasmobranchii) from the Late Jurassic of Europe. Palaeodiversity 4: 63–184; Stuttgart, 30 December 2011. (version with low resolution, but still 16MB to download)
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- jurassic
- lamniformes
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From the album: Invertebrates
Alcmonacaris winkleri POLZ, 2003 Upper Jurassic Tithonian (Malm zeta) Schernfeld Germany-
- alcmonacaris
- jurassic
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