950 'Bulletin 47, United States National Museum. 



Eleotris mauritii, BLOCH & SCHNEIDER, Syst. Ichth., 66, 1801, Brazil; after PRINCE MAURICE. 

 Gobiomorns gronovianus, LACEPEDE, Hist. Nat. Poiss., n, 584, 1799; after GRONOW. 

 Nomeus macidosus, BENNETT, Proc. Zool. Soc., i, 1831, 146, East Indies. 

 Seriola argyromelas, CUVIER & VALENCIENNES, Hist. Nat. Poiss., ix, pi. 262, 1833. 

 Nomeus maculatm, VALENCIENNES, in CUVIER, Regne Anim., in, Poiss., pi. 66, fig. 2. 

 Nomeus oxyurus, POEY, Memorias, 11, 236, 1860, Havana. 



432. PSENES, Cuvier & Valenciennes. 



Psenes, CUVIER & VALENCIENNES, Hist. Nat. Poiss., ix, 259, 1833, (cyanophrys). 

 Cubiceps, LOWE, Proc. Zool. Soc. London, 1843, 82, (gracilis). 

 Atimo&toma, SMITH, 111. Zool. S. Africa, Fish., pi. xxiv, about 1842, (capense). 

 Navarclms, DE FILIPPI and VERANY, Mem. Accad. Sci. Turin, 2d sen, xvm, 7, (sulcatus). 

 Trachelocirrus, DOUMET, Rev. et Mag. Zoologie, 1863, pi. xv, (mediierranws). 



Body compressed, covered with cycloid scales of moderate size. Mouth 

 narrow, beneath the short, swollen snout. First dorsal with 6 to 10 spines; 

 second dorsal and anal much longer, similar, without finlets ; anal spines 

 3, joined to soft part of fin ; pectorals larger than ventrals. Lateral line 

 unarmed. Small teeth in jaws. Branchiostegals 5 to 7. Warm seas, 

 known chiefly from very young specimens ; found in the open ocean. 

 (ifjf/vrj, the osprey, Pandion, the allusion not evident.) 



a. Dorsal rays about XI, I, 34; anal rays III, 34; body deep; unspotted. PELLTJCIDUS, 1348. 



aa. Dorsal rays X, I, 25 to 27; anal rays III, 25 to 27; sides with parallel dark streaks; body 



deep. CYANOPHRYS, 1349. 



aaa. Dorsal rays XI, I, 22 or 23; anal rays III, 23; body oblong, much blotched and banded. 



MACULATUS, 1350. 



aooa. Dorsal rays X, I, 15; A. Ill, 15; body oblong, much spotted and mottled. 



REGULTTS, 1351. 



1348. PSENES PELLTJCIDTJS, Lutken. 



Head 4; depth 2; eye 2| ; snout 4. D. XII, 34; A. Ill, 134. Body 

 high, short, and compressed. Pectorals 1| in head; ventrals as long as 

 head, extending considerably beyond the end of pectorals ; vertical fins 

 quite high, 1 in head, showing a tendency to become falcate posteriorly; 

 caudal fin furcate. Lateral line placed high ; scales small. Dentition as 

 in the other species of the genus ; teeth in the maxillary finer and 

 farther apart than in the mandible ; end of maxillary reaching to verti- 

 cal from anterior margin of pupil. Nearly colorless and semitransparent. 

 Deep seas, one specimen taken at 32 24' N., 76 55' W., in 528 fathoms, 

 by the Att)atrosx. (Goode & Bean.) (pellucidus, transparent.) 



Psenes pellucidm, LUTKEN, Spolia Atlantica, 516 (109), fig. 601 (198), 1880, Strait of Surabaja; 

 GOODE & BEAN, Ocean. Ichth., 221, fig. 228, 1895. 



1349. PSENES CTANOPHBTS, Cuvier & Valenciennes. 



Head 4; depth 1|. D. X, I, 25 to 27; A. Ill, 25 to 27. Snout short, 

 truncate, as long as eye ; lower jaw slightly projecting ; soft dorsal and 

 anal scaly. Body brownish, with dark parallel lines of dots along the 

 rows of scales, sometimes a bluish streak above each eye. Open 

 sea, widely distributed, in the Atlantic, Pacific, and Indian oceans; 



