File:Transactions (1879) (14764693082).jpg

Identifier: transactionsmic22ameruoft (find matches)
Title: Transactions
Year: 1879 (1870s)
Authors: American Microscopical Society
Subjects: Microscope and microscopy
Publisher: Columbus, Ohio (etc.)
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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et de la Belg.; XX, 225-251. WOLCOTTj E. H. 00. Xew Genera and Species of North American Hydrachnidae.Studies from the Zool. Lab. Univ. of Xebr., No. 34. Trans.Am. Micros. Soc; XXI (1899), 177-200, Pis. IX-XII. (Jime,1900). NEW GENUS OF NORTH AMERICAN WATER MITES 117 EXPLANATION OF PLATE All figures drawn A^-ith the aid of a camera lucida—but in Figs.1 and 3 only certain dimensions thus secured, the rest sketched byeye. Plate XXI All but Fig. 6, of Steganapsis arrenuroides nov. sp. Fig. 1. A portion of the meshwork formed by the exoskeleton,from near the base of one of the palpi and showing the opening ofa gland. X about 375. Fig. 2. The palpi and rostrum (r.). X 250. Fig. 3, The right mandible. X 250. Fig. 4. The epimeral and genital areas, drawn from the pre-served specimen before being dissected and the parts mounted on aslide. X 60. Fig. 5. Anterior side of distal segments of the left fore leg.X 192. Fig. 6. Ventral view of the nymph of Erendowskia ovata Wolc.X 75. ,r^ PLATE XXI
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1\.H w. aa. THE CLADOCERA OF NEBRASKA^ By CHAKLES FORDYCE, Nebrasbca Wesleta:^ University WITH FOUR PLATES INTRODUCTION In the fall of 1895 the writer began a study of the Cladoceraof Nebraska; the work on this group has continued with in-creasing interest for a period of five years, with such resultsas may be found in this paper, which has been prepared inconnection with a course of graduate study in the Depart-ment of Zoology in the University of Nebraska and acceptedby the Faculty, June, 1900, as a thesis for the degree of Doctorof Philosophy. Gratitude is due Dr. R. H. Wolcott and Miss Caroline E.Stringer for several bottles of material received from them,and the writer would express his most grateful acknowledg-ments to his friend Dr. H. B. Ward, of the University ofNebraska; for it was through his influence and kind personalguidance that the task has been pursued and finally com-pleted. MEJTHODS The material was obtained partly with the Birge net andpartly by the use of a small

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