. Bulletin - United States National Museum. Science. KOETH PACIFIC OPHIURANS IN NATIONAL MUSEUM—CLARK. 133 1 specimen; Round Island, Vn^r-A, 2 specimens; Sitka, 1 specimen; Alaska, 9 specimens; Straits of Fuca, 2 specimens; Puget Sound, 1 specimen; Monterey, California, 4 speci- mens; west coast of America, 1 specimen. Bathymetrical rano;e, 8 to 238 fathoms. Temperature range, ° to °. Two hundred and sixty-seven specimens. The Albatross collections leave no room for doubt that the intergradation between caryi, kennerlyi, and aculeata is complete, but it is convenient to retain the name
. Bulletin - United States National Museum. Science. KOETH PACIFIC OPHIURANS IN NATIONAL MUSEUM—CLARK. 133 1 specimen; Round Island, Vn^r-A, 2 specimens; Sitka, 1 specimen; Alaska, 9 specimens; Straits of Fuca, 2 specimens; Puget Sound, 1 specimen; Monterey, California, 4 speci- mens; west coast of America, 1 specimen. Bathymetrical rano;e, 8 to 238 fathoms. Temperature range, ° to °. Two hundred and sixty-seven specimens. The Albatross collections leave no room for doubt that the intergradation between caryi, kennerlyi, and aculeata is complete, but it is convenient to retain the name Jcennerlyi for the ordinary American Pacific coast form which has only radial plates . ., , ,11 I ' • ,1 ^^'^- 49.—Ophiopholis aculeata visible, or none at all, and no spmes on the var. kennerlyi. from disk. The largest specimen in the collec- above. tion is from Kadiak and measures 22 mm. across the disk on which only three of the radii have bare plates. OPHIOCHITON FASTIGATUS, Ophiochiton fasligatus Lyman, Bull. Mus. Comp. Zool., vol. 5, 1878, p. 132. Localities.—Albatross station 3695, off Tsuragi wSaki, Honshu Island, Japan, 110 to 259 fathoms, green mud, fine sand, 8 specimens; station 3697, off Manazuru Zaki, Honshu Island, Japan, 120 to 265 fathoms, gray mud, volcanic sand, 2 specimens; station 3704, off Seno Umi, Honshu Island, Japan, 94 to 150 fathoms, fine volcanic sand, 4 speci- mens; station 4907, Eastern Sea, lat. 31° 39' 30" N.; long. 129° 24' E., 406 fathoms, gray globigerina ooze, bottom temperature °, 1 specimen; station 5056 Suruga Gulf, Japan, lat. 34° 57' 35" N.; long. 138° 43' 35" E., 258 fathoms, green mud, broken shells, foraminifera, bottom temperature 46°, 1 specimen; station 5057, wSuruga Gulf, Japan, lat. 34° 58' 40" N.; long. 138° 34' E., 270 fathoms, gray mud, bottom temperature °, 1 specimen; station 5073, Suruga Gulf, Japan, lat. 34° 46' N.; long. 138° 21' 50" E., 148 fathoms, gray mud,
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