The frog : an introduction to anatomy, histology, and embryology / [A. Milnes Marshall].
- Arthur Milnes Marshall
- Date:
- 1891
Licence: Public Domain Mark
Credit: The frog : an introduction to anatomy, histology, and embryology / [A. Milnes Marshall]. Source: Wellcome Collection.
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![b. [In the male frog notice a sac-like dilatation, the vesicula seminalis, on each lu-eter, close to its open- ing into the cloaca: notice also the testes, a pair of yellow ovoid bodies lying upon the ventral surfaces of the kidneys.] 2. The Spleen is a small round dark-red body lying in the mesentery, opposite the commencement of the large intestine.](https://iiif.wellcomecollection.org/image/b28101613_0033.jp2/full/800%2C/0/default.jpg)