. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. CLASSIFICATION OF INSECTS 135 Territories (Suborder Ischnocera, Pt. 1). Japan. Med. Journ., 1, pp. 303- 326, 8 figs. (1948). Werneck, F. L. Os Malofagos de Mamiferos. Pt. 1. Amblycera e Ischnocera. Rev. Brasil. Biol., 243 pp., 431 figs. (1948); Pt. 2 (1950). Zimmerman, E. C. Mallophaga. Insects of Hawaii, 2, pp. 253-294 (1948). Zunker, M. Die Mallophagen des arktischen Gebietes. Fauna arcdca, 6, pp. 283-294, 14 figs. (1932). ORDER THYSANOPTERA (PHYS6PODA) Small or minute, usually depressed, slender insects with the wi
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. CLASSIFICATION OF INSECTS 135 Territories (Suborder Ischnocera, Pt. 1). Japan. Med. Journ., 1, pp. 303- 326, 8 figs. (1948). Werneck, F. L. Os Malofagos de Mamiferos. Pt. 1. Amblycera e Ischnocera. Rev. Brasil. Biol., 243 pp., 431 figs. (1948); Pt. 2 (1950). Zimmerman, E. C. Mallophaga. Insects of Hawaii, 2, pp. 253-294 (1948). Zunker, M. Die Mallophagen des arktischen Gebietes. Fauna arcdca, 6, pp. 283-294, 14 figs. (1932). ORDER THYSANOPTERA (PHYS6PODA) Small or minute, usually depressed, slender insects with the wings often reduced in size, and frequently capable of jumping, feeding gen- erally on plant sap, or more rarely on animal juices. Head vertical, free; eyes well developed; usually three ocelli; mouthparts fitted for. Figs. 175-178. Thysanoptera 175. Heliothrips (Russell) Thripidx. 176. Euthrips, apex of abdomen of female, showing ovipositor (Russell). 177. Thrips Thripidas. 178. Cephalothrips, head. (Peterson). sucking, inferior, asymmetrical, consisting of a triangular clypeus fused with the bases of the maxilla? to form a sheath that encloses the man- dibular and maxillary setse. Prothorax free; wings four, similar, nar- row, with few or no veins, closely fringed with long bristles, often vestigial or absent. Legs similar; tarsi one- or two-jointed, with one or two claws, and with a bladder-like or hoof-like enlargement at tip. Abdomen with ten visible segments; terminal one frequently tubular; basal one often closely attached to the thorax. Ovipositor present or. 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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