574 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxv. 



Body nither oblong, back not elevated; caudal peduncle conipre.ssed; 

 head compressed laterall}', almost as deep as body and with the upper 

 profile straight; snout convex; occiput rather flattened, interorbital 

 space convex and about three-fourths diameter of eye; eye large, 

 greater than snout; preorbital narrow, its greatest width one-third eye; 

 snout rounded obtusely, convex above, lower jaw projecting; maxillary 

 reaching first third of eye, its posterior edge concave; upper jaw with 

 2 or 3 large sharj) canines; lower jaw with 2 pairs of median canines 

 and 5 lateral canines, the posterior of the latter the largest; both jaws 

 with their edges finely roughened; vomer with a patch of small teeth; 

 palatines with small teeth; tongue pointed, without teeth, and free 

 in front; gill-rakers rather long, 3-1-13 on the first arch; pseudo- 

 branchiae large; edge of preopercle with fine denticulations; branchi- 

 ostegals 7; head, except lips and branchiostegal region, covered with 

 small scales; many pores above and on jaws. 



First dorsal spine about one-fourth length of second, inserted close 

 to it; fourth spine longest, the others progressively shorter to the last, 

 which is about equal to first; fin, when depressed, fitting into a narrow 

 groove but its tip not reaching l)ase of soft dorsal; spine of soft dorsal 

 close to first ray, the fin in advance of the anal, so that the origin of 

 the latter falls about under its middle; pectorals longer than ventrals 

 and with their tips reaching origin of soft dorsal; ventrals directly 

 below pectorals and pointed; caudal emarginate, the lobes distinct. 

 Color entire!}" faded in alcohol. Lengtk 1<>4 millimeters. 



This description from a single specimen dredged by the U. S. Fish 

 Conmiission steamer Alhatross in Suruga Bay. 



The name Melanostoma being preoccupied, Dr. Giinther has sug- 

 gested Synagrops as a substitute.^ 



Family TETRAODONTID^E. 



SPHEROIDES OCELLATUS (Osbeck). 



A single small specimen, 3t) millimeters long, from the Yodo River, 

 Osaka. The black ocelli are joined b^- a black band across the 

 shoulders. 



EUMYCTERIAS RIVULATUS (Schlegel). 



We have specimens from Okinawa and from Totomi Bay, the latter 

 dredged bv the U. S. Fish Commission steamer Albatross at Station 

 3729. 



Family GOBIID.E. 



ODONTOBUTIS OBSCURUS (Schlegel). 

 One specimen from Lake Togo, in jVIino. above Lake Biwa. 

 ^ Kept. Fishes Challenger, 1887, p. 16. 



