24 ART. 7.— S. TANAKA : 



GyiiinotJiorax ivahanouvœ, n. sp. 

 PI. II., flg. 4. 



Snout 4 in head measured to gill opening ; eye 8 ; interor- 

 bital b\ ; length from tip of snout to corner of mouth 1§. 



Tail a little longer than head and trunk measured to vent. 

 Nape elevated. Eye rather large, lateral, a little before the 

 middle of the length from tip of snout to corner of mouth ; poste- 

 rior nostril roundish, not tubular, above antero-superior rim of 

 eye ; anterior nostril tubular, situated near tip of snout ; corner 

 of mouth a little behind the middle of head length measured to 

 gill opening. The jaws not closing completely ; teeth in upper 

 jaw biserial, the outer series extending farther toward angle of 

 mouth than the inner series, which consists of about 12 larger 

 and depressible teeth ; o rows of large fangs on vomer ; the fangs 

 altogether 7 in number, of which the median 3 are arranged 

 antero-posteriorly in a line ; teeth in lower jaw uniserial, about 

 13 on each side, those in symphysial portion in a patch. Gill 

 opening small. 



Color in formalin : ground color brownish, with small white 

 round or oblong spots smaller than interspace ; the spots of the 

 anterior part of body make numerous vermiculations of short 

 length by joining together, the spots on the head smaller, those 

 on the posterior part of body larger and not vermiculate ; both 

 lips and inner skin of lower jaw variegated as the rest of 

 head ; chin whitish. Breast and belly very finely vermiculate. 

 Besides, some five longitudinal rows of blackish sjjots arranged 

 somewhat irregularly overlie the above-mentioned marking on 

 the body ; those on upper side as large as eye ; those on the 

 lower much smaller ; very few of the blackish spots, especially 



