Word Study
trachystomata
CIDE DICTIONARY
trachystomata, n. pl. [NL., fr. Gr. rough + stoma.].
An order of tailed aquatic amphibians, including Siren and Pseudobranchus . They have anterior legs only, are eel-like in form, and have no teeth except a small patch on the palate. The external gills are persistent through life. [1913 Webster]
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