60 PRINCIPAL CACTUS INSECTS OF UNITED STATES. 



Page. 



Atomosia puella included in list of injurious cactus insects 53 



Attagenus hornii, scavenger in cactus 47 



piceus, scavenger in cactus 47 



Augochlora neglectula frequenting flowers of cactus 50 



Banana, Calandra remota in stems 52 



Belonurhus ephippiatus, scavenger in cactus 47 



xanthomelas, scavenger in cactus 47 



Blapstinus pratensis incidentally associated with cactus 51 



Bothrideres cactophagi, enemy of cactus insect ( Cactophagus validus) 46 



denticollis incidentally associated with cactus 51 



Brachytarsus sp . , scavenger in cactus 48 



Brochymena obscura incidentally associated with cactus 51 



Bruchus sp. frequenting flowers of cactus 49 



Burning against Chelinidea vittigera 20 



cottony cochineal insect 24 



Melitara junctolineella 28 



Moneilema crassum .• 14-15 



Cactophagus spinolse, bibliographic reference 54 



in list of injurious cactus insects 44 



striatoforatus in list of injurious cactus insects 44 



validus, bibliographic reference 54 



prey of Bothrideres cactophagi 46 



synonym of Cactophagus spinolse 44 



Cactopinus hubbardi, bibliographic reference 55 



in list of injurious cactus insects 44 



Cactus as food for cattle, experiments 10-11 



man 9-11 



cultivation in Texas in 1905 11-12 



dissemination by Moneilema beetles 13-14 



distribution, general 9-11 



food plant of dye-producing cochineal insect 9-10 



giant. (See Cereus giganteus.) 



insects, bibliography 53-57 



historical remarks 11-12 



injurious to Opuntia, in order of importance 13 



list of principal ones in United States 39-53 



number and classification 12-13, 39 



attacking joints 12 



roots and stems 12 



destroying outside of joints 12 



feeding inside joints 12 



in blooms 12 



injuring fruit 12 



plant 12, 39 



of parasites 12, 39 



scavengers 12, 39 



only incidentally associated with plant 12, 39 



visiting flowers 12, 39 



parasites or enemies of injurious species 45-47 



personnel of present investigation 12 



species attacking joints externally 15-25 



internally 25-32 



roots or stems 13-15 



