 It appears to be a prolongation outwards of the vestibule and sacculus, which may be observed in a less degree in the genus Edaphosaurus (Cope), also from the Texas Permian formation. Here the adjacent bones are produced slightly outwards, and the fenestra...  The Journal of Geology - Seite 137herausgegeben von - 1905Vollansicht - Über dieses Buch
 | American Association for the Advancement of Science - 1886 - 684 Seiten
...have described in the Clepsydrops leptocephalus. Its more intimate structure I have not examined.5 The result of this examination into the structure...semicircular canals have the structure common to all gnathostomatous Chordata. The internal wall of the vestibule remains unossified, as in many fishes... | |
 | American Philosophical Society - 1886 - 672 Seiten
...(Cope), also from the Texas Permian formation. Here the adjacent bones are produced slightly outwards, and the fenestra ovalis is closed by a large stapes...in external form to the one I have described in the Clepsydropi leptocephalusj Its more intimate structure I have not yet examined, t The result of this... | |
 | American Philosophical Society - 1886 - 718 Seiten
...(Cope), also from the Texas Permian formation. Here the adjacent bones are produced slightly outwards, and the fenestra ovalis is closed by a large stapes...in external form to the one I have described in the Clvpsydrops leptocephalus.\ Its more intimate structure I have not yet examined. J The result of this... | |
 | American Association for the Advancement of Science - 1886 - 674 Seiten
...American Philosophical Society, 1881, Plate v, ii- -.. a ami li. « linn/ the feuestra is represented. in external form to the one I have described in the...leptocephalus. Its more intimate structure I have not examined.5 The result of this examination into the structure of the auditory organs in the Diadectidae... | |
 | American Association for the Advancement of Science - 1886 - 676 Seiten
...Proceedings American Philosophical Society, 1881, Plate V, flgs. a and 6, where the feuestra is represented. in external form to the one I have described in the Clepsydrops leplocephalus. Its more intimate structure I have not examined.5 The result of this examination into... | |
 | Smithsonian Institution. Board of Regents - 1889 - 822 Seiten
...smaller than is the case in batrachia. The small, flat cerebellum is rather batrachian than reptilian. The result of this examination into the structure of the auditory organs in the Diadeclidœ may be stated as follows: The semicircular canals have the structure in common to all Gnathoitomatous... | |
 | Thomas Chrowder Chamberlin - 1905 - 894 Seiten
...ovalis. The "double fossa:" above mentioned are the osseous representatives of the membranous ampullie at the junction of two pairs of semicircular canals....form to the one I have described in the Clepsydrops Itptocephalus. Its more intimate structure I have not yet examined. The result of this examination... | |
 | 1911 - 170 Seiten
...(Cope), also from the Texas Permian formation. Here the adjacent bones are produced slightly outwards, and the fenestra ovalis is closed by a large stapes...examination into the structure of the auditory organs in the Diadectidce may be stated as follows: The semicircular canals have the structure common to all Gnathostomatous... | |
 | Ermine Cowles Case - 1911 - 166 Seiten
...(Cope), also from the Texas Permian formation. Here the adjacent bones are produced slightly outwards, and the fenestra ovalis is closed by a large stapes...Its more intimate structure I have not yet examined. J "The result of this examination into the structure of the auditory organs in the Diadectida may be... | |
 | Ermine Cowles Case - 1911 - 172 Seiten
...(Cope), also from the Texas Permian formation. Here the adjacent bones are produced slightly outwards, and the fenestra ovalis is closed by a large stapes...Clepsydrops leptocephalus.^ Its more intimate structure 1 have not yet examined.f "The result of this examination into the structure of the auditory organs... | |
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