Ctenacanthus tumidus
http://www.dinohunter.info/html/1890/1897.htm WebJuvenile in Panama. The chestnut-mandibled toucan is a resident breeder in moist lowland forest. The 2–4 white eggs are laid in an unlined cavity high in a decayed section of a …
Ctenacanthus tumidus
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WebATW030919. Ctenacanthiformes: Ctenacanthus + modern sharks. Most authors probably define this taxon as Ctenacanthus > modern sharks. However, that definition leaves the contents of the group rather vague. … WebAgassiz, 1837. Type species. Ctenacanthus major. Agassiz, 1837. Species. See text. Ctenacanthus (from Greek: κτείς kteis, 'comb' and Greek: ἄκανθα akantha, 'spine') [1] is an extinct genus of ctenacanthiform chondrichthyan. Remains have been found in the Bloyd Formation in Arkansas, United States (Carboniferous period) and in South ...
WebCtenacanthus depressus NEWBERRY, 1897 Ctenacanthus gurleyi NEWBERY, 1897 Dactylus retus NEWBERRY, 1897 Edestus lecontei DEAN, 1897 ... Rhynchosaurus tumidus MORTON, 1897. Get Ctenerpeton primum COPE, 1897 . Gadow, H. F., 1897, Remarks on the supposed relationship of birds and Dinosaurs: Proceedings of the … http://palaeos.com/vertebrates/chondrichthyes/elasmobranchii.html
WebDescription. Ctenacanthus is a fossil fin spine. It is a form-genus, which means it is a name given to a variety of similar-appearing body parts, rather than to a specific organism. … WebAgassiz, 1837. Type species. Ctenacanthus major. Agassiz, 1837. Species. See text. Ctenacanthus (from Greek: κτείς kteis, 'comb' and Greek: ἄκανθα akantha, 'spine') [1] is …
WebThis category should only contain articles on fossil genera or lower.. Pages in category "Fossil taxa described in 1889" The following 38 pages are in this category, out of 38 total. irs custodial account definition 8938WebOccurrence of a Ctenacanthoid Shark Spine from the Upper Devonian of North Central Iowa. Proc. Iowa Acad. Sci. 81(2): 56-60, 1974. Although a diverse, invertebrate fauna is characteristic of the Upper Devonian, Lime Creek Formation, in north central Iowa, fossil fish remains are sparse. irs cusip numberWebData loaders for BioNames project. Contribute to rdmpage/bionames-data development by creating an account on GitHub. portable table saw with folding standWebMar 13, 2024 · Lupus erythematosus tumidus (LET) is considered a form of chronic cutaneous lupus erythematosus (CLE). With LET, as with other chronic cutaneous lupus diseases, the prevalence of lupus-related … irs custodianWebCtenacanthus amblyxiphias Cope, 1891; Ctenacanthus buttersi St. John & Worthen, 1883; Ctenacanthus chemungensis Claypole, 1885; Ctenacanthus concinnus Newberry, 1875 ... portable table saw workbenchWebCtenacanthus is an extinct genus of ctenacanthiform shark that lived in the Americas during the Carboniferous. C. amblyxiphias C. buttersi C. chemungensis C. cliftonensis C. … portable table saw workstation plansWebCtenacanthus: [noun] a genus of Upper Devonian and Lower Permian sharks related to Cladoselache and known chiefly from its very stout fin spines. portable table saw outfeed ridgid 4513