214 GOBIES OF THE PHILIPPINES 



in females; the anal papilla elongate, slender, and pointed in 

 males; the female anal papilla short, thick, and more or less 

 cylindrical. 



The color in alcohol brownish to yellowish brown above, fad- 

 ing to whitish or whitish yellow on belly; on the sides, begin- 

 ning immediately behind head, are eight or ten broad curved 

 dark brown bands, their concave side forward; the scales on 

 nape and upper part of body more or less irregularly flecked 

 with small, dark brown spots ; beneath eye is a large, irregular, 

 blackish brown spot extending downward toward corner of 

 mouth; on upper part of pectoral base a perpendicular blackish 

 brown or blackish violet bar; on males the first dorsal has two 

 black and two or three white crossbands boldly alternating on 

 basal half; the first two spines spotted alternately to their tips 

 with yellow and blackish or violet, and the remainder of the 

 fin boldly spotted and banded with the same contrasting colors; 

 the females have the same pattern but the colors are paler ; the 

 second dorsal has many narrow, longitudinal bands of black 

 and white alternating on basal half in males, on the whole fin 

 in females; the membrane in males reddish violet; the first 

 spine spotted alternately with black and yellow; the anal of 

 males is a beautiful cerise, with dusky blue along margin of 

 rays; the females have the anal bluish with whitish rays and 

 a white margin; the upper part of caudal more or less spotted 

 with light and dark; the marginal membranes reddish violet, 

 the central ones blue; the pectorals yellowish to colorless; the 

 ventrals dark dull blue to colorless. This must be a very hand- 

 some and strikingly colored goby in life. 



Here described from eleven males, 100 to 130 millimeters in 

 length, and 20 females, 96 to 121 millimeters long, from Quingoa 

 River, Calumpit, Bulacan Province, Luzon, the type locality. 

 The only specimens previously known were collected there by 

 Jagor in 1859, and from Manila Bay by A. B. Meyer in 1872. 



This species evidently spawns in the latter half of September. 

 Our specimens are either nearly ready to spawn or have just 

 spawned. They were taken in a baclad, or fish corral, near 

 Calumpit, and were said by the people to have come down from 

 Angat River. From statements made by people at Norzagaray 

 it is evident that this fish lives in the upper Angat, a swift 

 mountain river with rock-strewn channel, and descends to tide- 

 water near Calumpit to spawn. Calumpit is in the delta of 



