HEMIPTE: 201 



and membrane ; and the tarsi are two-jointed. The species are said 

 to feed upon fungi. It is desirable that observation should be made 

 upon their habits. The family i> not a large one.' Only a little 

 more than species are now catalogued from the United 



They arc of medium or .small size; our largest one m 

 ures less than half an inch in length. Fig. 170, Aradu* 

 acfitus* will serve to represent the form characteristic of 

 the family. 



Our genera can be separated by the following table :* 



A Rostrum reaching only about to base of head, ventral surface FIG. 170.- 

 of thorax and abdomen not furnished with a fine mesal furrow. *c*tit? 



(Sub-family BRACHYRHYNCHIN 



B. Joint 4 of antennae much longer than joint 3 ; scutellum transverse, broad 

 caudad, caudal angle obtusely rounded. i. AMARUS. 



B. Joint 4 of antennae not longer than joint 3 ; scutellum scarcely tr,: 



;igular, caudal angle acute. 2. BRACHYRHYNCHUS. 



A A. Rostrum reaching about to caudal margin of prosternum or beyond it; 



tral surface of abdomen and thorax furnished with a fine mesal furrow. 



(Sub-family Aradinae.) ARADUS. 



Family XXVI. TiN(, nil 



The Tingitida are doubtless the most easily recognized of all 



.. The reticulated and gauze-like structure of the \\ 

 cove My accompanied by expansions of the prothor. 



similar form, gives these insects a characteristic appearance uhich 

 needs only to be 01 n to be recogm 



in the future'. Fi-. i ; i represents one of 

 these i;: rcatly enlarged, the hair-line 



at tin- side indicating the natural >i/c of the 



i. They are generally very Mini! in 

 But they occur in great numbers on the 



.nul shrul)-. 



In this family the ocelli are wanting : the 

 urn and the antenna- arc- both four- 

 jointed: the scutellum is \\anting or rudi- 

 uc *r<*. mentary. i by the an-ul.ir hind pm : 



H of tl ...Him : ami tl. 



joinl 



The family is one of consid There are about i 



s table was prepared by Profe*or H. t. Summers, 

 f Tingltid.r a proper name. 



