XXXVIII.—On the Existence of Branchiæ in the young Cæciliæ; and on a Modification and Extension of the Branchial Classification of the Amphibia

Published in Annals And Magazine of Natural History, in 1841, in volume 7, pages 353-363

Date published:1841

DOI: 10.1080/03745484109442709
BHL: 2314635
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