1920.] NATURAL SCIENCES OF PHILADELPHIA 121 



Color in formalin bluish gray above, paler below; lower parts 

 of the sides silvery; small black round spots scattered on the back 

 and below the lateral line; sides with eight dark oval spots; base of 

 the dorsal dusky; caudal fin fuscous; the rest of the fins whitish; 

 head uniformly dark, paler below. Total length 148 mm. 



The present specimen Taiko River at Saramao, Nanto differs 

 slightly from the type, being a young individual. I have also for- 

 tunately obtained three grown specimens from the type-locality. 



2. Plecoglossus altivelis Temminck & SchlegeL 



Three full-grow^n specimens from Nankan River at Hokuzanko, 

 Nanto. It is reported that in Sansan River and Takkiri River, 

 Kwarenko several specimens were secured early in the spring, 1919. 



3. Parasilurus asotus (Linnaeus). 



Two from Ako. 



4. Pseudobagrus brevianalis Regan. 



Suisha River at Fumpo, Nanto (1); Nankan River at Ogyuran, 

 Nanto (2); Ako (2). 



5. Pseudobagrus taiwanensis OsMma. 



Shishito, Nanto (2); Tozen River, Shinchiku (1); Suisha River 

 at Fumpo, Nanto (1) ; Daito River, Nanto (2) ; Nankan River at 

 Ogyuran, Nanto (3). 



6. Liobagrus nantoensis Oshima. 



One specimen from Ogyuran, Nanto. 



7. Liobagrus formosanus Regan. 



Head 4.19 in length; depth 5.66; D. 1, 5; A. 15; P. 1, T; V. 6; 

 width of head 1, 14 in its length; snout 2, 50 in head; interorbital 

 space 2; pectoral 1, 14; ventral 2. Body strongly compressed pos- 

 teriorly; dorsal outline abruptly inclined in front of the origin of 

 the dorsal; head large, flattened, with a median shallow groove, 

 both sides of which slightly sw^ollen; interorbital space depressed; 

 snout rather short, its anterior margin obtusely rounded; mouth 

 terminal, broad, with fleshy lips; upper jaw slightly longer than 

 the lower, with a band of villiform teeth, similar band of the lower 

 jaw crescent-shaped, longer than that of the upper; palatine and 

 vomer smooth; barbels 8, four on snout, two at the angle of mouth, 

 other two on the lower jaw; root of the barbel thick; nasal barbel as 

 long as the mental, the rostral nearly as long as the maxillary which 

 reaches to the base of pectoral ; nostrils superior, distinctly separated, 

 the anterior in a short tube, the posterior in contact with the root 



