File:The descent of man, and selection in relation to sex (1874) (20680759779).jpg

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Title: The descent of man, and selection in relation to sex
Identifier: descentofmansele1874darw (find matches)
Year: 1874 (1870s)
Authors: Darwin, Charles, 1809-1882
Subjects: Evolution; Natural selection; Heredity; Human beings; Sexual selection in animals; Sexual dimorphism (Animals); Sex differences
Publisher: New York : A. L. Burt
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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Fig. 60. Mg. 61 fig. 60. An ocellus in an intermedate condition between the elliptic ornament and the perfect ball-and-socket ocellus. Fig. 61, Portion near summit of one of the secondary wing-feathers, bearing perfect ball-and-socket ocelli, a. Ornamented upper part. b. Uppermost, imperfect ball-and-socket ocellus. (The shading above the white mark on the summit of the ocellus is here a little too dark.) c. Perfect ocellus. ocelli (see again fig. 57) are plainly due to the breaking up of the somewhat more regular but similar marks between the elliptic ornaments. The successive steps in the shading of the ball-and- : socket ocelli can be followed out with equal clearness. ' The brown, orange and pale-leadened narrow zones which 1 border the lower black mark of the elliptic ornament can

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Flickr tags
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  • bookid:descentofmansele1874darw
  • bookyear:1874
  • bookdecade:1870
  • bookcentury:1800
  • bookauthor:Darwin_Charles_1809_1882
  • booksubject:Evolution
  • booksubject:Natural_selection
  • booksubject:Heredity
  • booksubject:Human_beings
  • booksubject:Sexual_selection_in_animals
  • booksubject:Sexual_dimorphism_Animals_
  • booksubject:Sex_differences
  • bookpublisher:New_York_A_L_Burt
  • bookcontributor:Harold_B_Lee_Library
  • booksponsor:Brigham_Young_University
  • bookleafnumber:539
  • bookcollection:americana
  • BHL Collection
Flickr posted date
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25 August 2015

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18 September 2015

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current22:56, 17 September 2015Thumbnail for version as of 22:56, 17 September 2015960 × 2,348 (847 KB) (talk | contribs)== {{int:filedesc}} == {{subst:chc}} {{information |description={{en|1=<br> '''Title''': The descent of man, and selection in relation to sex<br> '''Identifier''': descentofmansele1874darw ([https://commons.wikimedia.org/w/index.php?title=Special%3ASea...

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