. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 208 DAVID G. COOK. 25 FIGURE 2. Sediment distribution, expressed in terms of median particle size ( 0 units = log- particle diameter in mm), in Cape Cod Bay. Sediment analyses were performed mainly on El samples, hence the sediment boundries shown may contain errors of about 2 miles in any direc- tion. The marginal figures indicate the system used for quadrat identification. larized hook about 30 /* long, near its distal end. Paired spermathecae \vith discrete ducts and sub-spherical ampullae, open just anterior to ventral s


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 208 DAVID G. COOK. 25 FIGURE 2. Sediment distribution, expressed in terms of median particle size ( 0 units = log- particle diameter in mm), in Cape Cod Bay. Sediment analyses were performed mainly on El samples, hence the sediment boundries shown may contain errors of about 2 miles in any direc- tion. The marginal figures indicate the system used for quadrat identification. larized hook about 30 /* long, near its distal end. Paired spermathecae \vith discrete ducts and sub-spherical ampullae, open just anterior to ventral setae of segment X. DISTRIBUTION: see Table I () for Cape Cod Bay; Georgetown, Maine. REMARKS: The original description (Brinkhurst, 1965) was based on a single specimen. The above description is based on the holotype and additional material from Cape Cod Bay which confirmed the peculiar hooked nature of the penis sheath. Breeding individuals of T. longipcnis were found in August and Sep- tember only, and cocoons were present in a January sample which suggests that breeding probably occurs in fall, the cocoons overwinter and hatch the following 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 Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology