. Bulletin - United States National Museum. Science. COPEPODS OF THE WOODS HOLE REGION 37 Distribution.—Canary Islands, Malta (Thompson) ; tropical At- lantic and Pacific (Giesbrecht, Cleve) ; Gulf Stream south of Mar- thas Vineyard (Wheeler, Sharpe) ; Indian Ocean (Thompson and Scott) ; Adriatic (Steuer) ; California coast (Esterly) ; Gulf of Guinea (T. Scott); North Sea (van Breeman). Color.—Both sexes transparent and colorless except for a few small red spots irregularly arranged, which are sometimes present in various parts of the body and appendages. In exceptional cases the setae of the
. Bulletin - United States National Museum. Science. COPEPODS OF THE WOODS HOLE REGION 37 Distribution.—Canary Islands, Malta (Thompson) ; tropical At- lantic and Pacific (Giesbrecht, Cleve) ; Gulf Stream south of Mar- thas Vineyard (Wheeler, Sharpe) ; Indian Ocean (Thompson and Scott) ; Adriatic (Steuer) ; California coast (Esterly) ; Gulf of Guinea (T. Scott); North Sea (van Breeman). Color.—Both sexes transparent and colorless except for a few small red spots irregularly arranged, which are sometimes present in various parts of the body and appendages. In exceptional cases the setae of the caudal rami and the first antennae are bright red; the eye spot i« comparatively large and a deep ruby red. Female.—Body elongate and slender, metasome nearly cylindrical, forehead somewhat angular; penultimate segment of fifth legs with a single seta, end segment with five setae. Total length, mm. Male.—Body and appendages, including the fifth legs, similar to those of the female but a little smaller; urosome, 4-segmented and. FiGDEE 20.—Meci/nocera clausi: Female, dorsal, (From W. M. Wheeler) wider than in the female. Fifth legs not modified for prehension. Total length, mm. Remarks.—This species may be recognized by the exceptionally long first antennae and the comparatively small size of the copepod itself. By a curious mistake nearly every investigator since Thomp- son has reported the male as unknown, yet it is included in Thomp- son's original description and was more fully described and figured by T. Scott in 1894 in his report on the copepods of the Gulf of Guinea. Family PARACALANIDAE Genus PARACALANUS Boeck, 1865 Head fused with first segment and slightly carinated dorsally in the male; fifth segment with rounded posterior corners; urosome 4- segmented in female, 5-segmented in male; caudal rami short and. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloratio
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