50 Journal New York Entomological Society, t^'o'- >^>^i>i. 



10. Okanagana cruentifera (Uhler). 



Figured in Journal, N. Y. Entomological Society. June-Sept., 

 1919, PI. 19, fig. 2. 



Bondad, June 27, 1919, 6,100 ft., three females (Dr. Lutz), 

 American Museum of Natural History. 



11. Okanagana magnifica Davis. 



Figured in Journal, N. Y. Entomological Society, June-Sept., 

 1919. PI. 19, fig. I. 



In the original description a female is reported from Nucla, 

 Colorado, Sept. 7, 1907 (C. T. Trueb), collection U. S. National 

 Museum. The following localities can now be added : Bondad, June 

 27, 1919, 6,100 ft., three males, five females, found among '' sage- 

 bush, oak, sabina, pinyon, cottonwood, etc." (Dr. Lutz), Am. 

 Museum of Natural History; Mesa Verde, July 3-7, 1919, 7,300 ft., 

 six males, three females, found among " pinyon, sabina. sagebush, 

 etc." (Dr. Lutz), Am. Museum of Natural History. With these last 

 mentioned specimens are two pupa skins, each about 30 millimeters 

 in length, with broad stripes of a chocolate brown color on the hind 

 margins of the abdominal segments. This is the largest species of 

 Okanagana so far described. 



12. Okanagana schaefferi Davis. 



Figured in Journal, N. Y. Entomological Society, March, 1915, 

 PI. 3, fig. 4. 



The only two records for this species in the state, is the published 

 one of a male from Salida, June, 1885, collection. University of 

 Nebraska, and a male recently found in the collection of the U. S. 

 National Museum, labeled simply " Colorado." 



Mr. George P. Engelhardt has informed me that the song of this 

 species closely resembles the whirring noise produced by a rattle- 

 snake, and that on one occasion in June, 19 17. in Washington 

 County, Utah, he came very nearly being bitten by a snake while 

 searching in a small bush for the supposed Cicada. Mr. J. Duncan 

 Putnam in his " Remarks on the Habits of Several Western Cicadae,'* 

 Proceedings, Davenport Academy of Natural Sciences, March, 1881, 

 records his experience with a species of Cicada belonging to the 

 present genus Okanagana: "The male makes a rattling noise, ex- 

 ceedingly like that of a rattlesnake. This resemblance was so close 



