File:EB1911 Gregarines - Gametes and Conjugation in Stylorhynchus longicollis.jpg

From Wikisource
Jump to navigation Jump to search

Original file (707 × 738 pixels, file size: 115 KB, MIME type: image/jpeg)

Summary

Description
English: Development of the Gametes and Conjugation in Stylorhynchus longicollis:

a, Undifferentiated gamete, attached to body of parent-individual.

b-d, Stages in development of motile male gamete.

e, Mature female gamete.

f, g, Stages in conjugation and nuclear union of the two elements.

h, Zygote (copula).

i, Spore, still with single nucleus and undivided sporoplasm.
Date published 1911
Source “Gregarines,” Encyclopædia Britannica (11th ed.), v. 12, 1911, p. 559, fig. 13.
Author After Léger, from Lankester’s Treatise on Zoology. Figure signed with initials EAM.
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

image/jpeg

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current16:39, 11 September 2018Thumbnail for version as of 16:39, 11 September 2018707 × 738 (115 KB)Bob Burkhardt{{Information |description ={{en|1=Development of the Gametes and Conjugation in ''Stylorhynchus longicollis'': ''a'', Undifferentiated gamete, attached to body of parent-individual. ''b-d'', Stages in development of motile male gamete. ''e'', Mature female gamete. ''f'', ''g'', Stages in conjugation and nuclear union of the two elements. ''h'', Zygote (copula). ''i'', Spore, still with single nucleus and undivided sporoplasm. }} |date =published 1911 |source =“Gregar...