1. GOBI us. 43 



caudal rounded. Brownish ; a dark spot on the middle of the base of 

 the caudal tin. (Bleek.) 



Coast of Siimanap (East Madura). 



80. Gobius gymnauchen. 

 Sleeker, Act. Soc. Sc. Indo-Nederl. vi., Japan, vi. p. 84. tab. 1. fio-. 2. 

 D. 6|i-. A.-i. L.lat. ii5. 



The height of the body is contained eight times in the total length, 

 the length of the head four times and two-thii'ds ; head nearly as Mgh 

 as broad. The diameter of the eye is one-fourth of the length of the 

 head ; eyes very close together ; snout convex, shorter than the eye ; 

 head and neck to the origin of the spinous dorsal naked ; cleft of the 

 mouth oblique, -nith the lower jaw longest ; the maxillary extends to 

 below the anterior half of the orbit. The teeth of the outer series 

 are enlarged ; the lower jaw has a curved canine tooth on each side, 

 and a series of small horizontal teeth anteriorly. Scales ctenoid, those 

 on the posterior parts being the largest. Dorsal fins slightly con- 

 tiguous at the base ; the second spine is produced into a long filament. 

 No silk-like pectoral rays ; caudal roimded, its length being rather 

 less than one-fourth of the total. Greenish, variegated Math darker ; 

 dorsal and caudal fins with brown spots, those on the former in three 

 or four longitudinal series ; ventral and anal violet. {Bl.) 



Rivers of Jeddo. 



81. Gobius pleurostigma. 



Bleeher, Verhand. Batav. Genootsch. xxii., Blenn. en Gob. p. 28, 

 D. 6 ||. A. i-. L. lat. 30. 



The height of the body is contained four times and three-quarters 

 or five times in the total length, and nearly equal to the length of 

 the head ; the head is as broad as high ; the diameter of the eye is 

 one-fourth of the length of the head, and equal to the width of the 

 mterorbital space. Two canine teeth in the middle of the lower jaw 

 Scales on the occiput large. The fii-st dorsal is lower than the body^ 

 with the second and third spines produced into filaments in the male ; 

 caudal rounded. Green, with a lateral longitudinal series of eio-ht or 

 ten black dots ; vertical fins black ; the first dorsal yellow at the top 

 and the anal dotted with yellow ; the other fins green. (Bleek.) ' 



Fresh waters of Java. 



82. Gobius gastrospilus. 

 Bleeker, Batavia, p. 477. 



D. 6||. A.-i. L. lat. 26. 



The height of the body is one-sixth of the total length, the length 

 of the head one-fifth. The head is as high as broad ; the snout ob- 

 tuse, convex, shorter than the eye ; the cleft of the mouth shghtly 

 oblique ; the lower jaw has a small canine tooth on each side, and 

 the teeth of the outer series are enlarged. The eyes arc close togc- 



