Genus vs Dromaeognathous - What's the difference?
As a noun genus
As an adjective dromaeognathous is
possessing a palatal structure akin to the emu and the other (now extinct) species of the genus dromaius
(biology, taxonomy) a rank in the classification of organisms, below family and above species; a taxon at that rank
- All magnolias belong to the genus ''Magnolia .
- Other species of the genus ''Bos'' are often called cattle or wild cattle.
- There are only two genera and species of seadragons .
A group with common attributes.
*1945 , (Bertrand Russell), A History of Western Philosophy , p. 655:
*:Recollection is one of a whole genus of effects which are more or less peculiar to the phenomena that we naturally call "mental."
(topology) A number measuring some aspect of the complexity of any of various manifolds or graphs
(semantics) Within a definition, a broader category of the defined concept.
- Müller criticized the division of the "Jubuleae" into two families and he cited Jubula as an annectant genus .
* See also
* summum genus
* generic name
* (semantics) differentia
Possessing a palatal structure akin to the emu and the other (now extinct) species of the genus Dromaius .
* 1895 : Eugene William Oates and William Thomas Blanford, Birds , volume 3,
page v (Taylor and Francis)
* 1921 : William Aitcheson Haswell, A Text-book of Zoology , volume 2,
- The fourth principal type, the dromæognathous , is not found in any Indian birds.
page 431 (3rd Ed.; Macmillan)
* 1937 : Zoological Society of London, Proceedings , volume 107, part 2,
- From the fact that the dromæognathous skull is more reptilian than any other type, it would seem that the Ratitæ diverged early from the carinate stock.
* 1938 : Harry Forbes Witherby, Francis Charles Robert Jourdain, Norman Frederic Ticehurst, and Bernard William Tucker, The Handbook of British Birds , volume 1,
- It is well known that the membrane bones of the ostrich palate have a dromæognathous arrangement which is closer to the lacertilian plan than to the characteristic bird type where palatines and pterygoids slide upon a central rostrum.
page xxvi (7th Ed.; H. F. & G. Witherby)
- Ægithognathous.—One of the four types of palatal structure distinguished by Huxley. The Dromæognathous type, with large vomer,¹ found in Ratites (Ostrich-like birds) is sharply defined from the others (in which the vomer is more or less reduced), but the latter are by no means so clearly separated from one another, and are connected to a great extent by intermediate conditions.