File:Anson1948 fig02.jpg

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Fig. 2. Photomicrographs of 202 mm and 310 mm fetus stapes and incus

Photomicrographs of the neck and head of the stapes and of the lentieular process of the incus, showing erosion of the cartilage and its ultimate replacement (except where articular) by bone. x40 (a) 202 mm fetus (Wisconsin series 70 slide 37, section 6); (b) 310 mm fetus (Wisconsin series 51, slide 38, section 6).

Abbreviations: B indicates bone (perichondrial in the incus, endochondral in the head of the stapes; C, cartilage (of the articular plates of the ineus and stapes); M, marrow.


Anson BJ. and Cauldwell EW. Stapes, fissula ante fenestram and associated structures in man: V . From the fetus of 160 mm to term. (1948) 48(3): 263-300.

Cite this page: Hill, M.A. (2019, June 18) Embryology Anson1948 fig02.jpg. Retrieved from

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© Dr Mark Hill 2019, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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