Marine isopods collected in the Philippines by the fisheries steamer Albatross in 1907-08 . FlG. 7.—ARTHRO-phryxus berin-ganus. Adult MALE. X41. 696 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxm. genera. The female differs from the female of Aspidophryxus inhaving the abdomen segmented, in the larger and differently shapedhead, in not having the lateral parts of the thorax projecting infront of the head, and in having five pairs of incubatory plates, therebeing only one pair distinctly developed in Aspidophryxus. Bonnier says of the male of Prodajus lobiancoi that the abdomenis a peine seg
Marine isopods collected in the Philippines by the fisheries steamer Albatross in 1907-08 . FlG. 7.—ARTHRO-phryxus berin-ganus. Adult MALE. X41. 696 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxm. genera. The female differs from the female of Aspidophryxus inhaving the abdomen segmented, in the larger and differently shapedhead, in not having the lateral parts of the thorax projecting infront of the head, and in having five pairs of incubatory plates, therebeing only one pair distinctly developed in Aspidophryxus. Bonnier says of the male of Prodajus lobiancoi that the abdomenis a peine segmente sur les bords et termine par une paire de longsur op odes digiti formes. Uropoda are also present in the male ofAspidophryxus Sars. The male of Arthrophryxus is without uropoda. I. THE PARASITIC ISOPOD LEIDYA DISTORTA(LEIDY) FOUND ON A NEW HOST BY HARRIET RICHARDSON Collaborator, Division of Marine Invertebrates, U. S. National Museum No. 1593.—From the Proceedings of the United States National Museum,Vol. XXXIV, pages 23-26 Published April 6, 1908
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