FISHES OF THE PHILIPPINE ISLANDS. 61 



Family SCOMBRIDjE. 



49. Scomber brachysomus Bleeker. Masangui. 



One specimen from San Fabian (no. 3271 ; length ."S. 1 in.). 



Gillrakers er|ual to distance from tip of snout to orbit, shorter than in S. micrdlepidotus, from which this 

 species is easily distinguished by the deepei bodj 

 Scombi r brat hysoma Bleeker, Nat. i ijds. Ned. I n-l „ i. 356, 1850, Batavia; Gunther, Cat., n. 361; Day, Fishes India, 251. 



50. Scomber microlepidotus Ruppell 



Two specimens from Bacon (no. 4173 and 4174; length lOand 10.25 in Gillrakers long, equal to distance 

 from tip <>f snoul I" middle of eye. 



Scomber microlepidotus Ruppell, Neue Wirb., Fische, 38, pi. xi, lij; 2, ix:>7. Red Sea; Gunther, Cat., u, 361; Day, I 

 India, 250, pi. liv, figs. 3, 4, and 5; Fowler, Proc. i.c Nat Sci Phila. 1904, 759. 



51. Scomber japonicus Houttuyn. 



One specimen from Bulitn (no. 3912; length 5.45 in.). Blue above, silvery below . Sead 3.25 in length; 

 depth 5.2; dorsal ix, 12+ v; analn, 114-v. 



This species is indistinguishable from the com n chub mackerel i S. colias) "f the Atlantic 



Scomber japonicus Houttuyn, Verh, Hull. Ma ii West, ll.iiiri , \x. 1782, 331, Japan; Jordan .v Evermann, Bull. U.S. Fish 

 Cnmni., win. |.t. l, 1903 (1905 , 169, Q 



52. Gymnosarda pelamis (Linns 



Two specimens from Bulan (no. 1184 and 4185; length 15 and 15.25 in. Dorsal xvi — 12-rvin; anal 



II — 12+ VH. 



Scomber pelamis Linnseus, Syst. Nat , ed x, 297, 1758, "in pelago inter Tropicos." 

 Thynnus pelamys Gunther, Cat . II, 364 

 Gymimximlu prlamix, Jordan & Evermann, Bull, i Fish i win. pt. I, 1903 i 1905 . 17.'. Bg, 64. 



53. Rachycentron canadus (Linns 



One line specimen from Bulan (no. (151; length 24 in Head 1.05 in length; depth 6.3; eve 7.1 in 

 head; snout 2.5; maxillary 2.5; scales about 332; dorsal \m. 32; anal 27: lateral line with several strong 

 sharp curves. 



Gastcrosteus canadux Linmeiis, Syst. Nat., ed. \n. 491, 1766, Carolina. 



Scomber nigi r Bloch, [chth., x. 48, pi. CCCXXXVli, 1797. 



Elacati pondiceriana Cuvler & Valenciennes, Hist. Nal Poisa vm 11, Pondicherry. 



Elacatt nigi r, Qtint her, Cat., II, ; . 



Rat Inii > i\t run canadut, Jordan & Evermann, Fishes North and Mil A r., 'j is, |>i cxlviii, Bg. 101, 1896. 



NESOGRAMMUS Evermann & Seale. new genns. 



Nesoorammus Evermann <5i Seale, new genus ol Scombridse i Vi \ogrammut piet  



Body long and slender, completely covered with small, thin, deciduous scales; do cora lei . la i oral lines 2, 

 the lower branch leaving the main lateral line under the base of third or fourth dorsal spine, from which point 

 it extends nearly vertically downward to lower third of side, along which ii runs, approximately parallel to 

 the ventral line of body, to caudal peduncle. Ventrals i, 5; dorsal and anal finlets 7. Villiform teeth on 

 vomer, palatines, and tongue; a single row of sharp, canine-like teeth in each jaw. 



This genus is related to Scomberomorus, from which ii differs, however, in the presence of two lateral 

 lines and in the complete squamatioo of the body. i.i«»«;, island: )' uauua, line.) 



54. Nesogrammus piersoni Evermann & Seale, new species. 



Head 4.5 in length; depth 4. 75: eye 4.35 in head; snout 2.S.5: maxillary 2.25; mandible 1.9; dorsal 

 xn + l, 9+vn: pectoral 1.9; ventral 3.2; anal I. ll+VIi; scales 17(1 in upper and 145 in lower branch of 

 lateral line. 



Body elongate, moderately compressed: depth of caudal peduncle 1.9 in snout; head pointed; jaws 

 equal; interorbital space flat, its width greater than eye: mouth large: maxillary slipping under preorbital 



