Results 1 - 10 for Hybodontiformes

When the"primitive"shark Tribodus (Hybodontiformes) meets the"modern ...
INTRODUCTION The Cretaceous period constituteda fundamental stage in the evolution of selachians. Indeed, the late Mesozoic corresp on dstotheriseof modern sharks (neoselachians ...
http://www.geo.uw.edu.pl/agp/table/pdf/58-2/20_vullo.pdf
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Institution
... The morphology and relationships of the hybodont shark Tribodus limae , with a phylogenetic analysis of hybodont sharks ( Chondrichthyes, Hybodontiformes ) Jennifer Lane John Maisey Clarion ...
http://www.sigmaxi.org/programs/giar/mar2007_by_institution.pdf
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Mesozoic hybodont sharks from Asia and their relationships to the ...
ASIAN HYBODONTIFORMES He teroptychodus was first described asa Mylio-batidaebyY ABE &O BA TA (1930) before be ing con-side red as a junior sy nonymof Ptychodus by C AP -PETTA (1987) .
http://www.geo.uw.edu.pl/agp/table/pdf/58-2/14_cuny.pdf
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EVOLUTION AND ZOOGEOGRAPHY OF FRESHWATER ELASMOBRANCHS WITH NOTES ON ...
In the Permian and Triassic, freshwater and brackish Hybodontiformes replaced the xenacanths. Hybodonts are derived protoselachians, sharing a common ancestor with xenacanths and ...
http://www.elasmo-research.org/publications/pdfs/evolution&zoogeography_of_fw_elasmos.pdf
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OCCURRENCES OF THE FOSSILDIPNOIFORMES IN BRAZIL AND ITS STRATIGRAPHIC ...
The assemblage includes Hybodontiformes spines, Dipnoiformesand Palaeonisciformes ganoid scales, amphibian skull andpareiasaurs (Richter & Langer, 1998; Malabarba et al ., 2002).
http://www.sbpbrasil.org/revista/edicoes/8_1/toledo&bertini.pdf
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Biology and Conservation
In the Permian and Triassic, freshwater and brackish Hybodontiformes replaced the xenacanths. Hybodonts are derived protoselachians, sharing a common ancestor with xenacanths and ...
http://www-heb.pac.dfo-mpo.gc.ca/congress/2004/Elasmo/Elasmo.pdf
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Bell Pettigrew Museum of Natural History
... Sub-class: Elasmobranchii (Sharks, skates and rays) Order: Cladoselachiiformes † Order: Xenacanthiformes † Order: Ctenacanthiformes † Order: Hybodontiformes † Order: ...
http://biology.st-andrews.ac.uk/bellpet/pdf/Chondrichthyes.pdf
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The Desrcription of a Hyobont Shark species in the Upper Redwater of ...
The fossil material was identified as a member of the Hybodontiformes based on the teeth and dorsal spine denticles. The specimen is the first hybodont shark to be identified from ...
http://server1.bhbfonline.org/AboutUs/hyboshark.pdf
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A review of the hybodont sharks from the Mesozoic of Thailand
Phu Kradung Formation (Late Jurassic - Early Cretaceous) Class: Chondrichthyes Huxley, 1880 Subclass: Elasmobranchii Bonaparte, 1838 Order: Hybodontiformes Maisey, 1987 Family ...
http://sharkman.mysite.maltanet.net/research/geoindo2005.pdf
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The enameloid microstructure of the teeth of synechodontiform sharks ...
The two most closely related clades to the Neoselachii are the Hybodontiformes and the Ctenacanthiformes (Janvier, 1996), whose teeth possess only a single crystallite enameloid ...
http://www.palarch.nl/wp-content/cuny_g_s_risnes_the_enameloid_microstructure_of_the_teeth_of_synechodontiform_sharks_ch...
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