ISOPODS OF NORTH AMERICA. 



667 



Found on floating seaweed; in moist meadows; under stones: in 

 cellars; under hoards in damp soil; in hothouses; under rocks. 



In New Orleans, Louisiana, this species is reported to be a menace 

 to cucumbers and other vegetables grown in hothouses. 



It is also said to be injurious to various plants in Fort Worth, 



FIG. 706. ARMADILLIDIVM VULUARE (AFTER SARS). a, HEAD WITH ANTENN.E (VENTRAL VIEW). 

 />, DORSAL VIEW OF FEMALE, c, FIRST MAXILLA, d, FIRST ANTENNA, e, ANTERIOR LIP. /, RIGHT 

 MANDIBLE, g, SECOND MAXILLA, fi, POSTERIOR LIP. i, FIRST LEG. j, LEFT MANDIBLE, k, TIP OF 

 MAXILLIPED. I, UKOPOD. in, SEVENTH LEG. , LATERAL VIEW OF FEMALE, o, MAXILLIPEDS. p, 

 FIRST PLEOPOD OF MALE, q, ABDOMEN WITH UROPODA. r, LAST TWO SEGMENTS OF ABDOMEN 

 WITH VROPODA. s, THIRD PLEOPOD OF MALE, t, SECOND. PLEOPOD OF MALE, u, HEAD WITH 



ANTENN.E (DORSAL VIEW). V, ABDOMEN WITH UROPODA (VENTftAL SIDE). W, SECOND ANTENNA. 



Texas; found on date palms, imported from Algeria, at the Depart- 

 ment of Agriculture, Washington, District of Columbia. 



Also found injuring young cotton near Dallas, Texas. 



At Berkley, Virginia, it is reported to be one of the most destruc- 

 tive pests with which the mushroom grower has to deal. 



Body oblong-ovate, rather convex, and able to be rolled up into a 

 ball; twice as long as wide; 8 mm.: 16 mm. 



