Identifier: bulletinunitedst100141419401950unit (find matches)
Title: Bulletin - United States National Museum
Year: 1877 (1870s)
Authors: United States National Museum Smithsonian Institution United States. Dept. of the Interior
Subjects: Science
Publisher: Washington : Smithsonian Institution Press, (etc.) for sale by the Supt. of Docs., U.S. Govt Print. Off.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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rys (Gil-bert) but differs from both in the greatly longer pectorals and thefirst dorsal rays. Type.—U.S.N.M. No. 99503. D. 5440. San Fernando PointLight, N. 82° E.,23.1 miles (lat. 16°3352 N., long. 119°5254 E.),west coast of Luzon. In 172 fathoms. May 10, 1909. No. 3547.Length 73 mm. (pectoralis, pectoral, with reference to the greatly developedpectoral fins.) 74 BULLETIN 100, UNITED STATES NATIONAL MUSEUM Family PERISTEDIIDAESubfamily Peristediinae Genus PERISTEDION Lacepede PERISTEDION LONGICEPS, new species Figure 16 Depth 5% in body measured from snout tip inside rostral exten-sions; head 2%, width iy2. Snout 2 in head; eye 5%, 3 in snout,1% in interorbital; orbit 5 in head measured from snout tip insiderostral extensions; maxillary length 5%, reaches % in snout lengthas measured to eye; 3 pairs of barbels, front pair simple and longerposterior pair with several filaments, its length 2 in snout and mandi-bular pair shortest; teeth not evident, edges of jaws smooth; interor-
Text Appearing After Image:
Figure 16.—Peristedion longiceps, new species: Type (U.S.N.M. No. 99516). bital 4l4/7 in head measured from snout tip inside rostral extensions,broadly concave. Gill rakers 7+22, lanceolate, longer than gill fila-ments or 214 in orbit; several upper gill filaments rudimentary. Pair of very slender, slightly diverging rostral extensions, eachlittle longer than snout, separated by broad interspace with nar-rowest part of contraction much wider than either of extensions;single low, strong, backwardly directed supraorbital spine each side; NEW PHILIPPINE FISHES—FOWLER 75 large occipital spine with rather long base each side; postocular keelends in blunt suprascapular spine; opercle with 2 keels divergingbackward, lower horizontal and longer or long as eye, both ending inshort spine; keel of suborbital stay entire, nearly straight or butlittle undulous; preopercle ends in long strong spine 1% in eye. From above gill opening 30+1 bony lateral plates; 4 rows ofdiminishing spiniferous pla

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