June, 1920.] DaVIS : NoRTH AMERICAN CiCADAS. 113 



Expanse of fore wings 43 43 



Length of valve 5.3 



In addition to the type and allotype specimens have been examined 

 from numerous localities in California, which it will be noted are 

 generally near the western part of the state and west of the Coast 

 Range. 



California. — Sonoma Co., Februar}^ 1913, male (Oslar) ; March 

 10, 1914, male and five females; Alarch 15, 1914, two males; May i, 

 1914, male and four females; April, two males, four females. 

 Eldridge, Sonoma Co., April 19, 1917, three males. Sonoma Co., 

 May 2, 1917, two males. San Mateo Co., June 8, 1917, two females 

 (F. W. Nunenmacher). Crystal Lake, San Mateo Co., May 14, 1916, 

 male (Dr. F. E. Blaisdell). Santa Cruz Co., April, 1917, male (E. R. 

 Leach). Palo Alto, Santa Clara Co., May 26, 1914, male and female 

 (Clarence H. Kennedy). ]\Iilpitas, Santa Clara Co., May 4, male 

 (R. J. Smith), Havilah, Kern Co., June, 1913, female. Los Angeles, 

 May 20, 1918, male, and Griffith Park, Los Angeles, May 13, 1918, 

 male (Frank Morton Jones). 



Li the collection of the Museum of the Brooklyn Institute of Arts 

 and Sciences, there is a male from Camp Taylor, Marin Co., Cali- 

 fornia, June, 1906, in which the transverse rugae, the femora, tibiae 

 and costal margin of the fore wings are of a red-orange color. The 

 transverse rugae are usually black in siiiiilis, but except in color the 

 specimen appears to be a similis. 



In Mr. E. P. Van Duzee's collection there are the following from 

 Marin Co., California: — Lagunitas, March 9, 1913, male (Dr. E. C. 

 Van Dyke) ; Mt. Tamalpais, May 7, 1911, female (Dr. E. C. Van 

 Dyke). 



While this species resembles areolata in coloring, the uncus differs 

 more in shape than does that of areolata from putnami. The form of 

 the frontal sulcus also seems to be a good character whereby similis 

 may be separated from areolata. 



Platypedia falcata new species. Plate V, fig. 7. 



Type male, El Paso, Texas, August (G. W. Dunn). Davis collection. 



Head narrow across the eyes, front prominent and clothed with long black 

 hairs on face with silvery hairs beneath the eyes. Top of head, pronotum and 



