HEMIPTERA-HETEROPTERA. 99 
spinifrons Say, Journ. Acad. Phil. iv, 316, 1825 (Cydnus); Compl. 
Writ. ii, 242, 1859; Uhler, Bull. U. S. Geol. and Geogr. 
Surv. Terr. iii, 370, 1877; Sign., Ann. Soc. Ent. France, 
1883, 368.—U. S. 
CYDNUS. 
Fabricius, Syst. Rhyng. 184, 1803. 
Microporus Uhler, Geol. Geogr. Surv. 1876, 275. 
s. g. Trichocoris Uhler, ibid, 277. 
s. g. Rhytidoporus Uhler, ibid, 1877, 380. 
s. g. Cryptoporus Uhler, ibid, 381. 
Atthus Dallas, List Hem. B. M. i, 110, 1851. 
communis Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. iii, 379, 
1877 (4:thus); Sign., Ann. Soc. Ent. France, 1882, 35.— 
Fla., Tex. 
compactus Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. iii, 382, 
1877; Sign., Ann. Soc. Ent. France, 1882, 41.—Tex. 
conformis Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. ii, 277, 
18/62 ibid} 11.372, 1877; Sign., Anns Soc, Ent] France; 
1881, 425.—Calif. 
indentatus Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. iii, 380, 
1877; Sign., Ann. Soc. Ent. France, 1882, 38.—Fla. 
¢ obliquus Uhler, Hayden’s Surv. Mont. 1872, 394; Bull. U. S. Geol. 
and Geogr. Surv. Terr. iii, 373, 1877; Sign., Ann. Soc. Ent. 
France, 1882, 161.—W. States. 
politus Sign., Ann. Soc. Ent. France, 1882, 36.—Calif. 
testudinatus Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. ii, 276, 
18/6 ibid, iii; 374, 1877; Sign., Ann. Soc. Ent. France, 
1881, 424.—Calif. 
CYRTOMENUS. 
Amyot et Serville, Hém. 90, 1843. 
castaneus Am. et Serv., Hémipt. 91, 1843.—Tex., Ariz. 
crassus. Walk., B. M. Cat. Het. i, 147, 1867. 
obtusus Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. iii, 369, 
1877. 
. mirabilis Perty, Delect. Ins. 166, 1834 (Cydnus); Sign., Ann. Soc. 
Ent. France, 1881, 199.—U. S. 
mutabtlis Uhler, Bull. U. S. Geol. and Geogr. Surv. Terr. iii, 
367, 1877 (not of Perty). 
teter Spinola, Essai, 332, 1837 (Cydnus); Distant, Biol. C.-Am. 
Rhynch. Het. i, 2, 1880; Sign., Ann. Soc. Ent. France, 
1881, 197.—Calif. 
@thiops Am. et Serv., Hémipt. 92, 1843. 
