. Bulletin - United States National Museum. Science. 138 BULLETIN 140, UNITED STATES NATIONAL MUSEUM Hosts.—Accipiter bicolor, A. nisus, Aquila albicilla, A. chrysaetos, A. fasciata, A. imperialis, A. naevia, A. pennata, Archibuteo lagopus, A. vulgaris, Astur palumbarius, Bubo -maximus, B. virginmnus, Cir- caetus gallicus, Gircestus pectoralis, Circus aeruginosus, C. cinera- ceus, G. cyaneus, G. rufus, Falco aesalon, F. albicilla, F. apivorus, F. ater, F. brachy dactyl us, F. brasiliensis, F. buteo, F. chrysaetos, F. cyaneus. F. degener, F. gallicus, F. imperialism F. lithofalco, F. lanarius,
. Bulletin - United States National Museum. Science. 138 BULLETIN 140, UNITED STATES NATIONAL MUSEUM Hosts.—Accipiter bicolor, A. nisus, Aquila albicilla, A. chrysaetos, A. fasciata, A. imperialis, A. naevia, A. pennata, Archibuteo lagopus, A. vulgaris, Astur palumbarius, Bubo -maximus, B. virginmnus, Cir- caetus gallicus, Gircestus pectoralis, Circus aeruginosus, C. cinera- ceus, G. cyaneus, G. rufus, Falco aesalon, F. albicilla, F. apivorus, F. ater, F. brachy dactyl us, F. brasiliensis, F. buteo, F. chrysaetos, F. cyaneus. F. degener, F. gallicus, F. imperialism F. lithofalco, F. lanarius, F. lagopus, F. milvus, F. naevius, F. nisus, F. palumbarius, F. penrtaius, F. peregrinus, F. rufus, F. rutilans, F tinnunculus, Gypaetus barbatus, Gyps fulvus, Haliaetus albicilla, Milvus ater, Milvus milvus, M. regalis, Nisaetus fasciatus, Strix aluco, S. brachy- otus, 8. bubo, S. dasypus, S. flammea, S. nyctea, S. otus, S. stridula, S. tangmalmi, Vultur cinereus, V. fulvus, V. monachus. Larvae in Sorex tetragonurus and Talpa europaea. L ocatiori.— o/mm Figs. 200-202.—200, Porrocaecdm angusticolle. Dorsal lip. 201, Male tail. 202, porrocaecum depressum. dorsal lip. after baylis and daubney, 1922 Morphology.—Porrocaecum (p. 135) : Large lips (fig. 202) with dentate edges and with pulp projecting in 2 bipartite processes, and internal to them a large median lobe, rounded anteriorly, dis- tinctly visible where it projects beyond the saddle joining the 2 main lobes; 2 large papillae on outer surface. Small interlabia sharply pointed. Male 24 to 100 mm. long. Six pairs of postanal papillae (fig. 203), the most anterior pair composed of double papillae near the cloacal aperture and the other 5 pairs on a conical prolongation of the posterior end. Seventeen pairs of preanal papillae. Female 30 to 112 mm long. Vulva in anterior third of body, according to Linstow; Schneider says 37 mm. from head end in a 97 mm. long specimen. Eggs with double shells, thickened at th
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
