596 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 
tt. Dorsal with, a blackish border, interrupted 
with white; anal with a white margin. 
[Anterior teeth of upper jaw long and 
sharp, the rest small and in one series; 
vomerine teeth in one row, three large 
canines in front, the rest small; teeth 
on lower jaw small, with two longer 
ones on each side in front ; head in 
trunk ; cleft of mouth 2 in head ; tail a 
head’s length longer than the rest of the 
body. Body marbled with brown on a 
greenish ground, dark enough to almost 
obscure the marblings, which are com- 
posed of close-set spots as large as the 
pupil, often bordered on one side with 
a white edging, the spots sometimes be- 
ing all white ; dorsal fins with a black- 
ish border, sometimes interrupted with 
white ; anal all black, with a white 
border. ] ( Poey. ) Oescuratus, 27 
gg. Body with black transverse bands, or large irregularly placed black 
spots. 
а. * [Color brown, with large black spots irregularly dispersed over 
the body; fins yellowish; teeth 16 in 
outer row, 7 in inner ; vomerine teeth 
10, in 2 rows with an anterior and pos- 
terior larger tooth ; teeth biserial ; tail a 
little longer than rest of body. ] ( Kaujp . ) 
Irregularis, 28. 
aa. Color pale yellowish brown with about 20 blackish rings, which 
are usually three times the breadth of 
the interspaces ; these rings broadest 
above, extending over the fins; tip of 
tail black; head with 3£ rings which do 
not meet below ; tip of snout in one ring, 
the top and front of snout on median line 
pale ; upper teeth biserial, the rest unise- 
rial ; dentary with abo ut 14 teeth on each 
side; eye .2 in snout, midway between 
tip of snout and angle of mouth ; head 
2$ in trunk ; head and trunk a little 
shorter than tail ; mouth completely 
closing Chlevastes, 29. 
ff. [Teeth, some or all of them with basal lobe. Teeth all uniserial ; 12 
teeth on each side of lower jaw ; snout 
short, obtuse ; eye small, f the length of 
the snout ; tail rather shorter than rest 
of body. Brown, with irregular black- 
ish venules.] ( Eaup per Gunther.) 
Modestus, 30. 
ee. Teeth serrate, more or less. (Priodonophis ‘Kaup.) 
б. [Color uniform blackish brown ; anterior part of body with short 
undulating lines. Gill-opening scarcely 
larger* than the eye; vorner toothless; 
teeth of both jaws in single series, each 
