On the cloacal region of Anura in particular of larval Ascaphus by Van Dijk, D. E. (D. Eddie)

Subjects: “…Ascaphus -- Anatomy…”
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The tail of Ascaphus : a historical resume and new histological-anatomical details by Van Dijk, D. E. (D. Eddie)

Subjects: “…Ascaphus -- Anatomy…”
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The development of the ethmoidal region of Ascaphus truei (Stejneger) by Baard, E. H. W. (Ernst Hendrik Wolfaardt)

Subjects: “…Ascaphus truei Stejneger…”
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