xlvi, '35 J ENTOMOLOGICAL NEWS 285 mals, from the Protozoa to man. The chapter on insects (107 pages) gives a brief systematic survey and a detailed account of the social insects and other forms of greatest popular in-terest. Volume 2 covers the plant world, gives a great deal of ecological matter and finally a very comprehensive account of man himself, his anatomy, physiology, his relations to other animals and plants and his individual and social development. In these latter chapters the principal insects of importance in man's life also have a place. The late Sir J. Arthur certainly loved the great world of animal life and his enthusiasm lecl him to put into this book not only his great store of detailed knowledge but' also his thoughts, judgments and his philo-sophical interpretations, so that the book contains much of his own personality. Either volume may be opened at random and read with pleasure. There is an index of 75 pages. R. G. SCHMIEDER. A New Species of Cybaeus. (Araneae : Agelenidae). By HARRIET EXLINE, University of Washington, Seattle, Washington. Cybaeus bulbosus n. sp. 9 : 7.5 mm. 8.0 mm. Cephalothorax orange with a few radiating marks, rather slender ; chelicerae same color, a little geniculate at the base and quite well armed with bristles, espe-cially along the median surface. Legs same color as cephalo-thorax becoming a little darker toward the tips ; anterior tibiae with three pairs of spines and two or three lateral spines. Sternum, endites and labium same color as cephalothorax, ex-cept that the endites are a little lighter at their tips. The lower margin of the furrow of the chelicera is armed with four or five small teeth and several denticles. Posterior eyes distinctly recurved, seen from above, equal in size and distantly and equally spaced. Anterior eyes in a row almost straight seen from the front, equally spaced; median eyes only half the dia-meter of the lateral eyes. Clypeus twice as high as the anterior lateral eyes. The abdomen is yellowish gray with irregular splashes of dark gray on the anterior part and three or four definite dark gray chevrons on the posterior third. Epigynum with a medium-sized posterior atrium which does not include a posterior wall. Under the chitin of the epigynal area a small dark pair of sacs are conspicuous just anterior to the atrium; two larger pairs of sacs are perceptible through
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