proganosaurn.adj.

Brit.

/prəʊˈɡanəsɔː/, U.S.

/proʊˈɡænəˌsɔr/

Origin: A borrowing from Latin. Etymon: Latin Proganosauria.

Etymology: < scientific Latin Proganosauria, former order or suborder name (G. Baur 1887, in Jrnl. Morphol. 1 103; apparently < post-classical Latin pro- pro- prefix² + -gano- , of uncertain origin + scientific Latin -sauria : see Sauria n.): see -saur comb. form.The element -gano- might represent ancient Greek γάνος brightness, but if so the semantic connection is unclear.

Palaeontology. Now historical.

A. n.

An extinct aquatic reptile of the former order or suborder Proganosauria; = mesosaur n.

ΘΚΠ

the world > animals > reptiles > extinct reptiles and dinosaurs > [noun] > miscellaneous types of

Compsognathus1869

ornithoscelidan1870

theriodont1876

proganosaur1900

lambeosaur1936

lambeosaurine1960

1900 H. F. Osborn in Amer. Naturalist 34 797 This form of the Huxleyan hypothesis seems more probable than that the avian phylum should have originated quite independently from a quadrupedal proganosaur.

1917 R. S. Lull Org. Evol. xxx. 500 Truly aquatic life claimed..the plesiosaurs, proganosaurs, ichthyosaurs, [etc.].

1975 Ann. Rev. Earth & Planetary Sci. 3 59 Osborn (1900) also postulated a hypothetical ancestor among proganosaurs (primitive ‘rhynchocephalian’ reptiles) of Permian age as the source of all archosaurs including birds.

B. adj.

Of or belonging to the former order or suborder Proganosauria.

ΚΠ

1900 H. F. Osborn in Amer. Naturalist 34 793 Professor Hermann Credner has described two proganosaur types from the Permian, near Dresden.

This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	proganosaur
释义	proganosaurn.adj. Brit. /prəʊˈɡanəsɔː/, U.S. /proʊˈɡænəˌsɔr/ Origin: A borrowing from Latin. Etymon: Latin Proganosauria. Etymology: < scientific Latin Proganosauria, former order or suborder name (G. Baur 1887, in Jrnl. Morphol. 1 103; apparently < post-classical Latin pro- pro- prefix² + -gano- , of uncertain origin + scientific Latin -sauria : see Sauria n.): see -saur comb. form.The element -gano- might represent ancient Greek γάνος brightness, but if so the semantic connection is unclear. Palaeontology. Now historical. A. n. An extinct aquatic reptile of the former order or suborder Proganosauria; = mesosaur n. ΘΚΠ the world > animals > reptiles > extinct reptiles and dinosaurs > [noun] > miscellaneous types of Compsognathus1869 ornithoscelidan1870 theriodont1876 proganosaur1900 lambeosaur1936 lambeosaurine1960 1900 H. F. Osborn in Amer. Naturalist 34 797 This form of the Huxleyan hypothesis seems more probable than that the avian phylum should have originated quite independently from a quadrupedal proganosaur. 1917 R. S. Lull Org. Evol. xxx. 500 Truly aquatic life claimed..the plesiosaurs, proganosaurs, ichthyosaurs, [etc.]. 1975 Ann. Rev. Earth & Planetary Sci. 3 59 Osborn (1900) also postulated a hypothetical ancestor among proganosaurs (primitive ‘rhynchocephalian’ reptiles) of Permian age as the source of all archosaurs including birds. B. adj. Of or belonging to the former order or suborder Proganosauria. ΚΠ 1900 H. F. Osborn in Amer. Naturalist 34 793 Professor Hermann Credner has described two proganosaur types from the Permian, near Dresden. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < n.adj.1900
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