. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology; Zoology. Fig. 6. — Nerocila excisa. First five segments of abdo- men. 8. X length to the first pair. The posterior margin of the head is trilobate, the median lobe being the largest. The first four thoracic segments are about equal in length, but in- crease gradually in width. The epimera of the second, third, and fourth segments extend the entire length of the lateral margin. The fifth, sixth, and seventh segments are much longer than the four anterior segments, each being about one and a half times longer than any o


. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology; Zoology. Fig. 6. — Nerocila excisa. First five segments of abdo- men. 8. X length to the first pair. The posterior margin of the head is trilobate, the median lobe being the largest. The first four thoracic segments are about equal in length, but in- crease gradually in width. The epimera of the second, third, and fourth segments extend the entire length of the lateral margin. The fifth, sixth, and seventh segments are much longer than the four anterior segments, each being about one and a half times longer than any of those preceding. Their postlateral angles are widely rounded and not produced. The epimera of these seg- ments extend nearly the entire length of the lateral margin and are in the form of narrow, elongated lobes, attached ante- riorly and free posteriorly. The first five segments of the abdomen are about equal in length. All are furnished with distinct epimera, those of the first two seg- ments being produced in long narrow lamellae reaching the length of two segments beyond the one to which they are attached. The epimera of the last three segments are small and almost inconspicuous on the last two. They decrease gradually in size. All the legs are prehensile in character and none are furnished with a carina on the basis. The terminal segment of the abdomen is lin- guate. In the only specimen the posterior portion is almost torn off. The uropoda are also lost. Locality.— One specimen. Station 13. It wa^ found in the stomach of Coryphaena sp., Sept. 5, 1899, in lat. 9° 57 N., long. 137° 47' W. Type.— Cat. No. 46,435, U. S. N. 7. — Nerocila excisa. Terminal seg- ment of abdomen. 8. X IDOTHEIDAE. Pentidotea resecata (Stimpson). Idotea resecata Stimpson, Bost. journ. nat. hist., 1857, 6, p. 504, pi. 22, fig. 7 Pentidotea resecata Richardson, Bull. 54 U. S. N. M., 1905, p. 369-370. Locality.— Lat. 33° 40' N., long. 119° 35' W. Station 4,571. Fou specimens from su


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Keywords: ., bookauthorha, bookcentury1800, bookdecade1860, booksubjectzoology