266 GOBIES OF THE PHILIPPINES 



meters long, in poor condition, from Fu-chow, Fukien Province, 

 China, all collected by Light. The type is No. 11009 Bureau of 

 Science collection. 



In general appearance this species is very close to Day's A. 

 cantoris; his figure, though poor, shows the characteristic form 

 of the head. 



Sericus, Chinese. 



Genus 52. ACANTHOGOBIUS Gill 



Acanthogobius GILL, Proc. Acad. Nat. Sci. Phila. (1859) 145. 



The elongate body rounded, little compressed posteriorly; the 

 head large, wide, snout long, the mouth large, inferior; the 

 tongue truncate or very slightly notched; 48 to 72 scales in a 

 longitudinal series, the nape scaled, some rows of minute scales 

 on cheeks; dorsals separate, VIII, 1-14 to 18; anal I, 11 to 15; 

 caudal pointed or rounded, less than or equal to head; no silky 

 rays above on pectoral ; isthmus broad, the gill openings slightly 

 continued forward at their lower end; branchiostegals 4. 



Rather large gobies, from the coasts of China and Japan. 



132. ACANTHOGOBIUS OMMATURUS (Richardson) 



Gobius ommaturus RICHARDSON, Zool. Voy. Sulphur, Ichthyology, part 

 3 (1845) 146, pi. 55, figs. 1-4; GUNTHER, Cat. Fishes Brit. Mus. 

 3 (1861) 77; RENDAHL, Arkiv Zoologi 16 (1924) 23. 



Acanthogobius ommaturus BLEEKER, Ned. Tijd. Dierk. 4 (1873) 128; 

 JORDAN and SEALE, Proc. U. S. Nat. Mus. 29 (1906) 528. 



Dorsal VIII, 1-16 to 18; anal I, 14 or 15; there are 68 to 72 

 scales in a longitudinal series and about 16 in a transverse 

 series. 



The slender body much elongated, the rounded belly more 

 prominent than the dorsal profile; the depth 9 times in length 

 in large specimens, 6.5 in small ones ; the large broad head con- 

 tained 4.15 times in length, its depth equal to 0.75 its own width ; 

 the eye high up, partly dorsal and partly looking obliquely side- 

 ways, 5.7 to 5.8 times in head, twice in the convex snout, and 

 longer than the width of interorbital space; the mouth inferior, 

 the lower jaw shorter than the upper, the posterior maxillary 

 extremity reaching to beneath front margin of eye; the teeth 

 in several rows, the outer one enlarged ; the caudal peduncle 

 slender and elongated, its least depth 3| times in its length ; the 

 entire trunk and bases of pectorals scaled ; the head naked except 

 along nape, a few small scales below groove running from eye to 

 posterior angle of opercle, and a row or two of minute scales 



