. Bulletin - United States National Museum. Science. 94 BULLETIN 150, UNITED STATES NATIONAL MUSEUM Synopsis.—Dorsal 38-39; anal 31-32; pectoral 36-37; pyloric coeca more than 200. Disk in the head. Gill slit typically- above the pectoral fin, sometimes appearing to extend down in front of the upper ray. Teeth as in P. greeni or the lateral lobes appearing somewhat stronger. Dorsal fin notched, barely connected to the caudal. Color pale gray. A small sized species, reaching a length of 126 mm. Remarks.—^In this species the depth of the body decreases very gradually, or remains the same
. Bulletin - United States National Museum. Science. 94 BULLETIN 150, UNITED STATES NATIONAL MUSEUM Synopsis.—Dorsal 38-39; anal 31-32; pectoral 36-37; pyloric coeca more than 200. Disk in the head. Gill slit typically- above the pectoral fin, sometimes appearing to extend down in front of the upper ray. Teeth as in P. greeni or the lateral lobes appearing somewhat stronger. Dorsal fin notched, barely connected to the caudal. Color pale gray. A small sized species, reaching a length of 126 mm. Remarks.—^In this species the depth of the body decreases very gradually, or remains the same from the first dorsal to well under the «. ^ Figure 21.—Polypera beringianus. Type. 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
