. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FIGURE 6. Phallodrihis obscurus nov. sp. A. Male genitalia; B. Seta; C. Penial seta. Explanations as in Figure 5. DISTRIBUTION. Known only from type-locality. REMARKS. P. obscurus is very closely related to P. parthenopaeus and P. aquae- dulcis. These three entities form a complex whose taxonomic rank is uncertain. It is possible that they are subspecies or merely intra-specific variants or differing stages of maturation. Phallodrilus parthenopaeus Pierantoni, 1902 Phallodrihis parthenopaeus Pierantoni, 1903, pp. 114, 115, f
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FIGURE 6. Phallodrihis obscurus nov. sp. A. Male genitalia; B. Seta; C. Penial seta. Explanations as in Figure 5. DISTRIBUTION. Known only from type-locality. REMARKS. P. obscurus is very closely related to P. parthenopaeus and P. aquae- dulcis. These three entities form a complex whose taxonomic rank is uncertain. It is possible that they are subspecies or merely intra-specific variants or differing stages of maturation. Phallodrilus parthenopaeus Pierantoni, 1902 Phallodrihis parthenopaeus Pierantoni, 1903, pp. 114, 115, fig. 1, 2: Hrabe, 1960, p. 251: Brinkhurst, 1963a, p. 74; 1963b, p. 714; 1967, p. 115. TYPE-MATERIAL. Not designated and not located. Type-locality Gulf of Naples, Italy. Depth 4 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
