FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 187 



Known only from the two examples described above. 

 Diagnosis. — It differs at once from the preceding species Choristis- 

 tium susumi in the coloration. 



22454. Togian Bay, Togian Island, Gulf of Tomini, Celebes, Dutch East Indies. 



November 19, 1909. Length 59 mm. (Type Cat. No. U.S.N.M. 89983.) 

 (2055). Togian Bay, Togian Island. November 19, 1909. Length 55 mm. 



(Paratype.) 



Genus MALAKICHTHYS Steindachner and Doderlein 



Malakichthys (Doderlein) Steindachner and DdDerLEiN, Denkschr. Akad. 



Wiss. Wien, vol. 47, pt. 1, 1883, p. 240. Type Malakichthys griseus 



(Doderlein) Steindachner and Doderlein, monotypic. 

 Malacichthys Botjlenger and Ogilvie Grant, Zool. Record, Pisces, 1883, 



p. 19. Type Malakichthys griseus (Doderlein) Steindachner and 



Doderlein. 

 Satsuma Smith and Pope, Proc. U. S. Nat. Mus., vol. 31, 1906, p. 472. 



Type Satsuma macrops Smith and Pope, orthotypic. 



Body oblong, compressed. Head pointed. Eye large. Mouth 

 large. Maxillary with supplemental bone. Villiform teeth in bands 

 in jaws, on vomer and palatines, none on tongue; no canines. 

 Double protruded bony point at symphysis of lower jaw. Preopercle 

 thin towards edge, with rather weak serrae above and below angle. 

 Opercle with 2 spines, thin, flat, short. Gill membranes free. Gill 

 rakers long, slender. Branchiostegals 7. Scales moderate, finely 

 ctenoid, thin, easily deciduous. Opercle, cheek and head above scaly, 

 snout and jaws naked. Lateral line complete, high, about parallel 

 with back and tubes occupy median third of each scale. Dorsal with 

 9 slender spines, in soft fin spine and 10 rays. Anal with 3 spines 

 and 7 rays. Caudal emarginate. Pectoral long, pointed, upper rays 

 longest. Ventral inserted slightly behind pectoral bases, spine long, 

 fins close together. 



An aberrant genus, suggestive of Amia, but the opercle armed as 

 in the Serranidae. 



MALAKICHTHYS GRISEUS Steindachner and Doderlein 



Malakichthys griseus (Doderlein) Steindachner and Doderlein, Denk- 

 schr. Akad. Wiss. Wien, vol. 47, pt. 1, 1883, p. 240. Tokyo; vol. 48, pt. 



1, 1884, pi. 2, figs. 1-la. — Ishikawa and Matsuura, Prelim. Cat. Fishes 

 Tokyo Mus., 1897, p. 57. — Jordan and Snyder, Proc. U. S. Nat. Mus., 

 vol. 23, 1901 p. 353 (Tokyo).— Jordan and Richardson, Proc. U. S. Nat. 

 Mus., vol. 37, 1910, p. 425, fig. 1 (Yodani, Misaki, Odawara). — Snyder, 

 Proc. U. S. Nat. Mus., vol. 42, 1912, p. 413 (Kagoshima). — Izdka and 

 Matsuura, Cat. Zool. Spec. Tokyo Mus., 1920, p. 154 (Kagoshima). — 

 Jordan and Hubbs, Mem. Carnegie Mus., vol. 10, No. 2, 1925, p. 233 

 (Kagoshima and Shizuoka). 



Satsu?na macrops Smith and Pope, Proc. U. S. Nat. Mus., vol. 31, 1906, p. 



472, fig. 5. Kagoshima. 

 Malakichthys wakiyae Jordan and Hubbs, Mem. Carnegie Mus., vol. 10, No. 



2, 1925, p. 233, pi. 10, fig. 2. Kagoshima Bay. 



