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Myledaphus bipartitus Cope 1876

Main Author: Lambe L. M.
Format: info publication-taxonomictreatment Journal
Terbitan: , 1902
Subjects:
Biodiversity
Taxonomy
Animalia
Chordata
Chondrichthyes
Rhinopristiformes
Rhinobatidae
Myledaphus
Myledaphus bipartitus
Online Access: https://zenodo.org/record/4583847
ctrlnum 4583847
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format Other:info:eu-repo/semantics/other
Other
Other:publication-taxonomictreatment
Journal:Journal
Journal
author Lambe L. M.
title Myledaphus bipartitus Cope 1876
publishDate 1902
topic Biodiversity
Taxonomy
Animalia
Chordata
Chondrichthyes
Rhinopristiformes
Rhinobatidae
Myledaphus
Myledaphus bipartitus
url https://zenodo.org/record/4583847
contents Myledaphus bipartus, Cope. Plate XIX, figs. 1 and 2. Myledaphus bipartitus. Cope. 1876. Proc. Acad. Nat. Sci. Philadel., p. 260. This species is represented by many teeth found separate in all cases. Their variation in size is considerable, the smallest measuring about 225 mm. on the longer diameter of the crown, whilst the largest collected has a diameter of 9 mm. in the same direction. The proportions of the majority of the specimens are nearly constant. Measurements taken from an average sized tooth almost coincide with those given by the author of the species in his original description. In the majority of the specimens the crown is irregularly striated in a direction at right angles to and on both sides of the line dividing it into halves although generally one half has fewer striations than the other. The crowns of some of the teeth are smoother than those of others, a dift'erence due probably to age. [table omitted] Belly River series, Eed Deer river, 1898 and 1901. Dr. Gr. M. Dawson collected a number of specimens on Belly river, N.W.T. (Nos. 40 and 41), in 1881, and Mr. Weston specimens in Irvine coulee, near Irvine station on the line of the C.P.E., in 1888. Cope, in describing this g-euiis, was doubtful as to its affinities, biit states " that the form of the root recalls the Elasmobranchii, and that of the crown some of the rays. The types he recorded as from the Fort Union beds of Montana.
Published as part of Lambe L. M., 1902, New genera and species from the Belly River Series (mid-Cretaceous), pp. 25-81 in Geological Survey of Canada Contributions to Canadian Palaeontology 3 on pages 28-29, DOI: 10.5281/zenodo.3233762
id IOS16997.4583847
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library Cognizance Journal of Multidisciplinary Studies
library_id 5267
collection Cognizance Journal of Multidisciplinary Studies
repository_id 16997
subject_area Multidisciplinary
city Stockholm
province INTERNASIONAL
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first_indexed 2022-06-06T03:00:50Z
last_indexed 2022-06-06T03:00:50Z
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