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head pores dark; LL row pale spotsD origin ~at pectoral tiptail 51-56% TLcenter roof mouth - 1 row teeth
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uniform darkD origin well behind pectoraltail < 65% TLteeth: small, 2+ rows on jaws, center roof of mouth -1 row at rear
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front nostril with tentacle
small barbel on lip between nostrilsuniform color, fin edges black2 rows teeth on jaws & center roof of mouth -
Uniform colorD origin over rear 1/3 pectoraltail 62-65% TLcenter roof of mouth - teeth 2-3 rows