File:Annual report (bulletins and circulars) (1899) (14797735643).jpg

Identifier: annualreportbull00cornuoft (find matches)
Title: Annual report ... (bulletins and circulars)
Year: 1899 (1890s)
Authors: Cornell University. New York State College of Agriculture New York (state). Agricultural Experiment Station, Ithaca. Annual report
Subjects:
Publisher: Ithaca
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: MSN

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
e evening. It has been known to cre-ate some consternation by flying in at anopen window. It is harmless and short-lived in the adult stage. Upturned stones are likely to bring to view other strangers. Lying close against their wet surfaces one usually finds young May-flies. (See Fig. 91.)* These, like the young dragon-flies, are called 7iymphs. When they are ready to leave the water they make their way to the shore and clinging to some convenient tree trunk or building they shed their nymph skins. I have seen trees and buildings on the banks of the St. Lawrence River liter- ^i.-May-Jly nymph, three ^^i covered with these cast skins. Intimes natural size. -^ the early morning in June and July one can watch the molting process, the unfolding of the gauzy wings and the unsheathing of the long filaments. (See Fig. 92.) Do not believe that May-flies are harmful. They are sometimes too numerous for comfort at summer resorts where myriads of them swarm about the lights. But stories of their
Text Appearing After Image:
* Figures 91, 92 and 93 are adapted from Dr. R. Leuckarts Zoologicalcharts. 133 stinging and biting are entirely without foundation. They areshort-lived in the adult stage. The name of the family to whichthey belong, Ephemeridce, suggests their ephemeral existence.It is of these that poets have sung.

Note About Images