FISHES OF HAWAIIAN ISLANDS. 
49 
GENUS 15. STOASODON Cantor. 
General form of Aetobatis. Muzzle entire; teeth flat, broad, forming a single series corresponding 
to the middle series in Myliobatis, there being no small lateral teeth; upper dental lamina- straight, 
lower curved, the latter projecting beyond the upper; free border of the nasal valve deeply emarginate; 
skin smooth. Tropical seas. 
Aetobatus Jordan & Evermann, Fishes North and Mid. Amer., I, 88, 1896 ( narinari ; not of Blainville, 1816, which equals 
Myliobatis Cuvier, 1817.) 
Aetobatis Muller & Henle, Plagiostomen, 179, 1841 (narinari)-, first restriction; not of Blainville, 1828. 
Stoasodon Cantor, Cat. Malay. Fish., 434, 1850 (narinari)-, substitute for Aetobatis: restricted to aquila. 
Goniobatis Agassiz, Proc. Bost. Soc. Nat. Hist., VI, 1858 (October 25), 385 ( flagellum , ). 
17. Stoasodon narinari (Euphrasen). Spotted filing- Ray ; “Hihim&nu.” Fig. 7. 
Disk nearly or quite twice as broad as long; tail very long, about 2.5 times length of disk; snout 
7 in length of disk; distance from snout to eye 10 in width of disk; width of mouth 10 in length of 
disk; a long furrow in middle of interorbital space, deepest in front; spiracles obliquely placed. 
Color in life (No. 03387) mostly bluish gray above, edges of fins slightly darker; back covered 
with bluish white spots, smallest at edges of fins and largest in middle of back ; belly and under part 
of head white. 
General color of whole upper surface (taken from another example) light chocolate-brown, every- 
where covered with roundish or oblong pearly or bluish spots or blotches, largest about size of eye, 
F. C. B. 1903—4 
