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D II-XI, 10-27, base soft part longerteeth: simple, canines, or incisors3 opercular spines
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D & A: large soft lobes = 2 extra "tails"roof of mouth - no teethopercle - no exposed spines
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head: many spines & ridges
spiny ridge under eye1D, notchedteeth small, ~ uniformoperculum 1-2 spines