North American Tadpoles
Vent
The external opening of the cloaca
Medial Vent-aperture of vent tube in line with axis of ventral
fin
Dextral Vent-aperture of vent tube opens to right of axis of
ventral fin
Tutorial Index|Morphology|Measurements|Eyes|Jaw
Sheaths|Lateral Process|Tail
Musculature
Spiracle|Oral Disc
Morphology|Labial Tooth Row Formula (LTRF)|Back
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