. Decapod crustaceans of the northwest coast of North America ... Crustacea -- North America. Fig. 74. Neciocrangon lar. a. Dorsal view of carapace and abdomen. 9 (nat. size). Station 3642. b. Side view of carapace and part of abdomen. ? (nat. size). Station 3642. c. Side view of abdomen. t (X ij)- Station 3779. the posterior margin. Sometimes there is a tubercle behind the rostral spine. A low blunt irregular carina runs from the orbit nearly to the posterior margin; below this a spine on either side; a short antennal spine on the anterior margin. Blade of antennal scale exceeding the spine.
. Decapod crustaceans of the northwest coast of North America ... Crustacea -- North America. Fig. 74. Neciocrangon lar. a. Dorsal view of carapace and abdomen. 9 (nat. size). Station 3642. b. Side view of carapace and part of abdomen. ? (nat. size). Station 3642. c. Side view of abdomen. t (X ij)- Station 3779. the posterior margin. Sometimes there is a tubercle behind the rostral spine. A low blunt irregular carina runs from the orbit nearly to the posterior margin; below this a spine on either side; a short antennal spine on the anterior margin. Blade of antennal scale exceeding the spine. Hands of first pair of feet from three and a half to four times as long as the width of the palm. The anterior margin forms an angle of about forty-five degrees with the side margins. First to fifth abdominal seg- ments furnished with a sharp median carina; sixth seg- ment with two sharp carinae, which toward the posterior end become lower and may disappear altogether in front of the posterior margin. Pleura of first four segments with rounded entire angles; fifth and sixth . Fig. 75. Neciocran- segments with an acute tooth or small spine at the^^«/a>-(x if). «. AcI- . . , . , , cle. 9. Station 3642. b. postero-mfenor angles; sixth segment with a supero- cheia, t. station 3779. ... 1 • , c 1 • • f. Chela, 9. Station 3642. lateral spine on each side of the posterior margin. Seventh segment with two blunt carinae armed with three pairs of spin- ules on the terminal half. Dimensions.—Female, length mm., length of carapace mm. J/^/i?.—The male differs markedly from the female. It is much smaller. The eyes are considerably larger. The anterior margin of the hand is. 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 Rathbun, Mary Jane, 1860-1943. New York
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyork, bookyear19
