File:Morgan 1925 fig33.jpg
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Fig. 33.Section of egg of Calligrapha bigsbyana
a, Section of egg of Calligrapha bigsbyana, showing "germ-cell determinants" (granules), g c d, at posterior end of egg; b, posterior end of a later stage of same, showing primordial germ-cells; c, Section of egg of Miastor, showing single primordial germ-cell at posterior end. (After Hegner.)
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Reference
Morgan, T. H. (1925). Evolution and genetics. Princeton: Princeton University Press.
Cite this page: Hill, M.A. (2024, June 16) Embryology Morgan 1925 fig33.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Morgan_1925_fig33.jpg
- © Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G
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