. Bulletin - United States National Museum. Science. 792 BULLETIN 100, UNITED STATEvS NATIONAL MUSEUM Depth 22/3 to 31/3; head 2% to 31/2, width I2/3 to I34. Snout 2% to 3% in head; eye 2% to 4%, greater than snout in young to 2 in snout with age, greater than interorbital in young to 2 in interorbital with age; maxillary reaches opposite front eye edge, length 3 to 3l^ in head; front barbel Si/o to 41/2 in head, often absent in young; mandible slightly included in upper jaw; hind barbel 2I/2 to 3%; interorbital 2% to 3, broadly convex; suborbitals cover % to I/2 of cheek. Gill rakers 2+9, sho
. Bulletin - United States National Museum. Science. 792 BULLETIN 100, UNITED STATEvS NATIONAL MUSEUM Depth 22/3 to 31/3; head 2% to 31/2, width I2/3 to I34. Snout 2% to 3% in head; eye 2% to 4%, greater than snout in young to 2 in snout with age, greater than interorbital in young to 2 in interorbital with age; maxillary reaches opposite front eye edge, length 3 to 3l^ in head; front barbel Si/o to 41/2 in head, often absent in young; mandible slightly included in upper jaw; hind barbel 2I/2 to 3%; interorbital 2% to 3, broadly convex; suborbitals cover % to I/2 of cheek. Gill rakers 2+9, short points, % of gill filaments, which ll^ in eye. Pharyngeal teeth 2, 3, 5-5, 3, 2, hooked, rather broad grinding surfaces on some of larger Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
