- feather tract
-
pteryla.[1875-80]
* * *
Universalium. 2010.
feather tract
Look at other dictionaries:
feather tract — noun : pteryla * * * pteryla. [1875 80] … Useful english dictionary
Golden Eagle — For other uses, see Golden Eagle (disambiguation). Golden Eagle Adul … Wikipedia
pteryla — /ter euh leuh/, n., pl. pterylae / lee , luy /. Ornith. one of the feathered areas on the skin of a bird. Also called feather tract. Cf. apterium. [1865 70; < NL < Gk pter(ón) feather + hýle woods] * * * … Universalium
Supercilium — The term supercilium is a name for a plumage feature present on the heads of many bird species. It is a stripe which starts above the bird s loral area, continuing above the eye, and finishing somewhere towards the rear of the bird s head. It is… … Wikipedia
Christian Ludwig Nitzsch — (September 3, 1782 August 16, 1837) was a German zoologist. He is best remembered for his approach to classifying birds on the basis of their feather tract distributions or pterylosis of their young.[1] … Wikipedia
passeriform — /pas euhr euh fawrm , peuh ser euh /, adj. of or pertaining to the order Passeriformes; passerine. [ < NL Passeriformes, equiv. to L passer sparrow + iformes IFORMES] * * * ▪ bird Introduction also called passerine or perching bird any… … Universalium
integument — /in teg yeuh meuhnt/, n. 1. a natural covering, as a skin, shell, or rind. 2. any covering, coating, enclosure, etc. [1605 15; < L integumentum a covering. See IN 2, TEGUMENT] Syn. 1. cortex, involucre, involucrum. * * * Covering of the body,… … Universalium
annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… … Universalium
Bat — For other uses, see Bat (disambiguation). Bats Temporal range: 52–0 Ma … Wikipedia
dinosaur — /duy neuh sawr /, n. 1. any chiefly terrestrial, herbivorous or carnivorous reptile of the extinct orders Saurischia and Ornithischia, from the Mesozoic Era, certain species of which are the largest known land animals. 2. something that is… … Universalium
