Amblyotrypauchen is unique within the Amblyopinae in having 10+19 vertebrae, enlarged fang-like teeth in both jaws, partially separate pelvic fins, and scale patches on the opercle, cheeks, and dorsum of head. Amblyotrypauchen lacks eyes and has been collected off muddy bottoms from almost 17 m to over 183 m in depth. Amblyotrypauchen comprises a single species, A. arctocephalus, known from India, Malaysia, Hong Kong, the Philippines, Papua New Guinea, and Australia.
- Murdy, E.O. 2011. The Systematics of Amblyopinae, p. 107-118. In: The Biology of Gobies. R. Patzner, J.L. Van Tassell, M. Kovacic, and B.G. Kapoor (eds.). Science Publishers, Enfield, New Hampshire, USA.
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