892 PROCEEDINGS OF THE NATIONAL MUSEUM vol.xxiu. 



ee. Preopercle with its margins both serrate, at least in the young. 



/. Anal with 8 to 10 soft rays; first dorsal with 6 or 7 spines Apogou. 2. 



ff. Anal with 13 to 17 soft rays; first dorsal with 6 spines Arcliamia. 3. 



(T. Canine teeth present; scales large; anal with 7 to 9 soft rays. 



g. Dorsal spines 6; preopercle serrate I'aram in. 4. 



gg. Dorsal spines 8 or 9; preopercle with no bony serrations. 



//. Jaws with a few canines and a band of villiform teeth; scales large 



(about 36 ) Melanostoma. 5. 



/(//. Jaws with many canines and no villiform teeth; scales small 



(about 62) Telexcopkis. 6. 



hh. Scomhropin,r. Anal spines 3 or 4; body elongate; mouth large; soft dorsal and 

 anal long of 12 to 13 soft rays; dorsal spines 8; scales small; preopercle with 



a single ridge Scomhrupx. 7. 



au. Arro})omin;r. Vent anterior, nearer rf)ot of ventrals than origin of anal; opercu- 

 lum produced in a long, denticulated i)oint; preopercle entire; jaws with small 

 canines; palatines with teeth; scales moderate; lower jaw longest. D. YII-I, 

 10. A. Ill, 7 Acropoma. 8. 



1. APOGONICHTHYS Bleeker. 



A])0(/onic}it]iyx Bleeker, Floris, 1854, p. 321 {jjerdi.r) . 



Thi.s geiuts differ.s from AjXHjon onh' in having- the preopercle entire 

 at all ages; scales ver^" large (20 to 26) and cycloid. Dorsal spines 7 

 in topical species, the soft dorsal and anal with 9 to 12 rays. Small 

 species, similar in habit to those of Apogon^ found in the tropical seas. 

 {Ap(><io)i\ /j^i'iT. ii.sh; n, without; TTGoyoov, beard, being thus distin- 

 guished from the bearded mullet, AfuJIu.s harhatuK.) 



a. Soft dorsal with a large black ocellus at the base of its last 4 rays; anal l)lack 



edged carinatiis. 1. 



na. Soft dorsal edged with black, but without l)lack ocellus at l)ase; anal pale. 



ghtgii. 2. 



I. APOGONICHTHYS CARINATUS ( Cuvier and Valenciennes ). 

 ICHIMOCHI. 



Apogon curinatu!^ Cuvier and Valenciennes, Hist. Nat., Poiss., II, 1828, p. 157, 

 Japan, Coll. Langsdorff. — ScHLECiEL, Fauna Japonica, Poiss., 1846, p. 3, 

 Nagasaki. — Nvstrom, Handl. Svensk. Vet. Akad., 1887, p. 8, Nagasaki. 



Apogonichihys carinatus Bleeker, Floris, 1854., p. 321; Verb. Bat. Genootsch., 

 XXVI,p. 56, pi. I, fig. 3.— GtTNTHER, Cat. Fish., 1, 1870, p. 247, after Bleeker. 



Head 2f in length; depth 2t; depth of caudal peduncle 2 in head; 

 eye 3^; interorbital space 3^; snout -ii; maxillary If; D. VII-I, 9; 

 A. II, 8; scales in lateral series 25; in transverse series 9. 



Bod}' rather robust; the head large. Interorbital space somewhat 

 convex. Snout about equal to diameter of eye. Mouth large; ver}- 

 oblique; lower jaw slightly projecting; maxillary extending beyond 

 pupil, sometimes reaching l)eyond posterior l)ord(M' of eye. Spinous 

 dorsal low. Soft dorsal and anal high, in some specimens almost 

 reaching l)ase of caudal when depressed. Caudal truncate posteriorly. 



Dull reddish olive, the edges of the scales sometimes but not always 



