FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 71 

 AMIA EXOSTIGMA Jordan and Seale 



Amia exostigma (Jordan and Starks) Jordan and Seale, Bull. Bur. Fisher., 

 vol. 25, 1905, p. 238, fig. 31. Apia and Pago Pago, Samoa. — Fowler, 

 Copeia, No. 58, June 18, 1918, p. 63 (Philippines); Proc. Acad. Nat. Sci. 

 Philadelphia, 1927, p. 274 (Philippines). 



Amiafrenata (not Valenciennes) Fowler, Mem. Bishop Mus., vol. 10, 1928, 

 p. 157 (note). 



Depth 2y s to 3; head 2% to 2%, width 2}/ 8 to 2}/ h . Snout 3% to 

 4 in head; eye 3 to 33^, greater than snout or interorbital; maxillary 

 reaches % in eye, expansion 2% to 3, length 2)4 to 2% in head; teeth 

 villiform, in bands in jaws, on vomer and palatines; interorbital 534 to 

 6^, nearly level; infraorbital and preopercle edges and ridge of latter, 

 denticulated. Gill rakers 4 + 12, lanceolate, equal gill filaments or 



of eye. 



Scales 23 or 24 in lateral line to caudal base and 3 to 5 more on 

 latter; 2 above, 6 below, 4 predorsal, 2 rows on cheek; head naked 

 except cheek and opercles. Tubes in lateral line moderate, well 

 exposed though short and each with short basal scale. Scales with 

 10 to 14 basal radiating striae; 56 to 119 apical denticles, with 1 to 4 

 transverse series of basal elements; circuli fine. 



D. VII-I, 9, i, third spine 2 to 2}/% in head, second ray 13^2 to \%; 

 A. II, 8, i, second spine 3 to 334; third ray 1% to 2]^; caudal 13^ 

 to 1%, emarginate; least depth of caudal peduncle 2% to 23^; pec- 

 toral \% to \y z ; ventral 1% to \%. 



Brown, paler to quite light below. Silvery and brassy tints on 

 sides of abdomen. Blackish brown line from snout tip to eye, then 

 broadly through latter and over postocular along median axis of body 

 to caudal base and as it narrows posteriorly only dark line at caudal 

 base. Close above tubes of lateral line on caudal base, small round 

 dark spot, less than pupil in size. Fins grayish to pale brownish. 

 Spinous dorsal little more brownish or dusky terminally. Soft dorsal 

 and anal each with subbasal deep brown longitudinal line, also upper 

 and lower caudal edges each with dark brown line. .Sometimes the 

 dark axial longitudinal band is absent from the trunk and tail in 

 preserved examples. 



Philippines, Polynesia. 



15563. Bugsuk Island, Balabac. January 5, 1909. Length 95 mm. 



14253, 14254. Candaraman Island, Balabac. January 4, 1909. Length 74 to 

 88 mm. 



15507,23642. Caracaran, Batan Island. January 8, 1909. Length 90 to 94 mm. 



16854. Cataingan Bay, Masbate Island. April 18, 190S. Length 95 to 98 mm. 

 (555.) Pearl gray, with reddish tints more pronounced on lower surface. Lower 

 head, breast and belly thickly punctulated with small brownish specks, small- 

 est on head. Dark brown stripe from premaxillary through eye to caudal 

 base and small brown blotch above its posterior end. Iris with yellow. Dor- 

 sal body color. Browji bar across front of first dorsal, including first spine 



88137—30 6 



