TSOPODS OF NORTH AMERICA. 



615 



Esenada, Lower California; Mesilla Park, New Mexico; Phoenix, 

 Arizona; Las Vegas, New Mexico; Cabanas, Cuba; warm spring, a 

 few miles west of Socorro, New Mexico; Azores; Galapagos Islands; 

 Alabaster Cave, Eldorado County, California; Alvarez, Mexico, at an 

 altitude of 8,000 feet; Oahu, Hawaiian Islands; Honolulu, Hawaiian 

 Islands; Caracas, Venezuela; world- wide in distribution. 



This species is said to be injurious to various plants in Fort Worth, 

 Texas; found at roots of sugar beets; under stones; in cellars. It has 

 also been found dead near poisoned cotton, showing that it feeds on 

 the growing cotton plants. 



Body oblong-ovate, almost twice as long as wide, 8 mm. : 15 mm. 



FIG. 666. PORCELLIO L.EVIS (AFTER SARS). d, SECOND ANTENNA, b, UROPOD. C, ADULT MALE. 



d, LAST TWO SEGMENTS OF ABDOMEN AMD UROPODS. e, SEVENTH LEG. /, FLAGELLUM. g, FIRST 



PLEOPODS OF MALE. 



Head wider than long, 2 mm. : 3 mm., with the anterior margin 

 produced in three lobes, the median lobe being triangulate, the lateral 

 lobes rounded and larger than the median lobe. The eyes are small, 

 composite, and situated at the base of the antero-lateral lobes. The 

 first pair of antennae are small and inconspicuous, and are composed 

 of two articles. The second pair of antennee have the first article 

 short; the second article is one and a half times longer than the first; 

 the third is as long as the second; the fourth is nearly twice as long as 

 the third; the fifth is one and a half times as long as the fourth. The 

 flagellum is composed of two articles, the first of which is a little longer 



