24 Journal of Entomology and Zoology 



Tflranyc/ius sirn/'lex Hks. Date palm, El Centro. 



T. mylilaspiJis Riley. S. California on orange. Tliis i> ilic "citrds rc^l-^pil^cr". 

 Ked in color, bristles arise from tubercles. 



7". sexmuiitlalus Riley. In San Diego Co. in colonies in depressions covered 

 with silk. 



T. himmulalui Harvey. Dn friiil trees, and food plants. Common on man) 

 plants. 



Tflranyclioiiies californiius Bks. l)n citrus trees. 



Trnuifall>us itilifornii iii Bks. Small flat, sometimes on citrus trees, l.iiile dam- 

 age. 



Caliyoniis lirminalis Hks. Reil body. Cliula Vista, San Diego. On lemon leaves, 

 not abundant or important. 



Bryobia fralrmis Garman. In Kast called clover mite. In Calif, called almond 

 mite. S. Calif, and north. Long front legs, four scale-like projections on frimi 

 margin. 



Rhvchoi.ophoridae. Skin not horny. Ceplialothorax without special hairs. Legs 

 in two groups. Palpi with last segment a thumb, while next to last ends in a claw. 

 Cephalothorax large on same plane with abdomen, dorsal groDve present. 



Rliyneholoplius moeslus Bks. Red. Monrovia. 



R. arfniinlii Mali. Bright red or straw color. Dr> sand l.agiina Beach. 



R. gratilipfs Bks. Santa Rosa I. 



TRO.MniDllD.\E. Harvest mites. Palpi geniculate, ending in one or two claws and 

 with a thumb at the end. Coxae in groups. Body thickly doited with short hairs, 

 larsi often swollen. I'ephalothorax small and almost completely hidden by the pro- 

 jection of the anterior pan of the abdomen. Mandibles for biting. Body globular 



