. Circular. Insects. Property of thaMed Slates Govemm • * l\t Tur OF THE DIVERSITY of ILLINOIS. Circular No. 89. issued May 14,1907. United States Department of Agriculture, BUREAU OF ENTOMOLOGY, L. O. HOWARD, Entomologist and Chief of Bureau. THE PERIODICAL CICADA IN 1907. (Tibicen septendeeim L., race tredecim Walsh-Riley.) By C. L. Marlatt, Entomologist and Acting Chief in Absence of Chief. This is a circular of inquiry concerning the brood of the periodical icada or "locust" (fig. 1) which will occur in May and June of this year jfcroughout the Southern States east of Texas, exce
. Circular. Insects. Property of thaMed Slates Govemm • * l\t Tur OF THE DIVERSITY of ILLINOIS. Circular No. 89. issued May 14,1907. United States Department of Agriculture, BUREAU OF ENTOMOLOGY, L. O. HOWARD, Entomologist and Chief of Bureau. THE PERIODICAL CICADA IN 1907. (Tibicen septendeeim L., race tredecim Walsh-Riley.) By C. L. Marlatt, Entomologist and Acting Chief in Absence of Chief. This is a circular of inquiry concerning the brood of the periodical icada or "locust" (fig. 1) which will occur in May and June of this year jfcroughout the Southern States east of Texas, except Florida, northward a the Mississippi and Ohio valleys through Missouri to southeastern owa, and over most of Central and southern llinois and extreme outhwestern Indiana. This brood covers also western Kentucky and nore or less oi Tennes- ee, with extensions lortheastward across he Carolinas into Vir- ginia. A doubtful record s known from the Rio irande in the region of M Paso, Tex., but no )ther records have been Obtained for this State, and the El Paso record is therefore open to some question. I The Bureau of Entomology wishes to obtain a complete record of the distribution of this important brood this year, and therefore a reply ":ard is sent with this circular, on which the information relating to its -occurrence in each district may be indicated. It is hoped that every Recipient of this circular and reply card will keep the matter in mind, ,fill out the card as indicated, and return it to this office. A negative record is often quite as valuable as one of actual occurrence. The card should be filled out with the name of the locality, including the State, county, and town, the name of the observer, and the date. Space is 'left at the bottom of the card for a note on any features of interest, and the information given should include the date of first appearance or emergence of the cicada, the date of its general disappearance, and the. Fig. 1.—The periodical cic
Size: 1860px × 1343px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectinsects
