398 CALIFORNIA ACADEMY OF SCIENCES. 26 
platypogon has the sides of belly much soiled by dark 
specks. 
26. Galeichthys azureus Jordan & Williams, n. sp. 
BacRE AZUL“) Plate: xxvil. 
Head 3%; width of head 4%, depth 9. Length from 
tip of snout to tip of upper lobe of caudal fin 19% inches. 
DiL.7: Poly ren gehen as | Gill takers.64-a2: 
Body robust, its width anteriorly greater than its depth; 
caudal peduncle short, stout; distance from end of anal 
fin to base of median caudal rays about one-half length of 
head. Head flat, very broad; its depth at posterior an- 
gle of jaw about one-half its width; interorbital region 
flat, smooth anteriorly and granulated posteriorly; fonta- 
nelle almost obsolete, wide anteriorly and ending in a 
short groove posteriorly at a point one-half distance from 
tip of snout to posterior end of occipital process; top of 
head, occipital process and dorsal shield finely granular, 
granulations mostly arranged in radiating striz and extend- 
ing forward to a line with the pupils, nostrils very large 
and close together; posterior one with a broad valve. 
Occipital process pentagonal, its length 4% in head, 
about as long as wide, with a very low ridge: dorsal 
shield crescent shaped with points extending back on 
each side of fin, its median length about one-half the 
length of its side. Eye small, about 9 in head; inter- 
orbital width almost 2 in head; snout 3 in head; breadth 
of mouth 2,3, in head. 
Maxillary barbel slender, thick at base, 14 in head; 
outer mental barbel reaches to posterior angle of jaw, 
about 23 in head; inner mental barbel about 4 in head. 
Teeth all villiform: premaxillary band narrow, about 
one-eighth as wide as long, vomerine and palatine bands 
of teeth fully confluent on each side, forming together a 
crescent-shaped patch, narrowly divided on the median 
