. Bulletin - United States National Museum. Science. NORTH PACIFIC OPHIURANS IN NATIONAL MUSEUM CLARK. 275 or less skin-covered. Tentacle pores very large but tentacle scales none. Color (dried from alcohol), disk, deep brown, arms yellowish or dirty whitish. Localities.—Albatross station 3071, off Washington, lat. 47° 29' N.; long. 125° 33' 30" W., 685 fathoms, green mud, bottom temperature 38°, 1 specimen; station 3347, off Washington, lat. 45° 9' 35" N.; long. 124° 45' W., 345 fathoms, mud, bottom temperature °, 1 specimen. Type.—C&t. No. 25607, , from station 3347
. Bulletin - United States National Museum. Science. NORTH PACIFIC OPHIURANS IN NATIONAL MUSEUM CLARK. 275 or less skin-covered. Tentacle pores very large but tentacle scales none. Color (dried from alcohol), disk, deep brown, arms yellowish or dirty whitish. Localities.—Albatross station 3071, off Washington, lat. 47° 29' N.; long. 125° 33' 30" W., 685 fathoms, green mud, bottom temperature 38°, 1 specimen; station 3347, off Washington, lat. 45° 9' 35" N.; long. 124° 45' W., 345 fathoms, mud, bottom temperature °, 1 specimen. Type.—C&t. No. 25607, , from station 3347. It is unfortunate that both of the specimens are badly damaged, the disk being entirely gone in the smaller specimen and more than three-fifths gone in the larger. In spite of this defect, however, the larger specimen shows its unique characters very clearly, so that I have not hesitated to base the new species and genus upon it. Most. Fig. 138.—Ophiocynodus corynetes. X 2. a, from above; 6, from below; c, side \iew of two ARM JOINTS NEAR DISK. of the lower arm spines are much more conspicuously clubbed and thorny at the tip than is shown in the figures. Better si)ecimens may reveal scales present in the skin of the disk. OPHIOSYZYGUS, new genus.« Disk covered with skin in which are embedded, at least near margin, numerous minute delicate scales, on which are borne larger calcare- ous granules. Radial shields, upper arm plates, and tentacle scales wanting. Arm spines few, with upper ones successively united to each other by a broad, thin, horizontal membrane. Teeth reduced to cluster of few, minute, rough spinelets at apex of jaw. Oral papillae small and few, but distinct, not like teeth. a''0<l)io and aul^urof, signifying joined together, in reference to the uniting of the arm spines by Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illu
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