FORMICIDAE 371 



dakotensis Emery. Alaska, Nev., N. Dak., Ohio. 



Formica {Formica) dakotensis var. montigena W. M. Wheeler (syn. by 



Brown, 1957. Ent. News 68: 167). 

 Biology: G. C. and J. Wheeler, 1963, loc. cit. supra, pp. 236-238, map. 

 Ecology: Gregg, 1963, loc. cit. supra, pp. 551-554, map. 



dakotensis var. montigena W. M. Wheeler. Syn of dakotensis Emery. 



densiventris Viereck. Utah. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 589-593, map. 



exsectoides Forel. Miss. (Holly Springs). 



Ecology: Gregg, 1963, loc. cit. supra, pp. 597-599, map. 

 Physiology: Eisner and Happ, 1964. Sci. 134: 329-331, figs. 1-4 (haemor- 

 rhage of a coccinellid beetle and its repellent effect on ants). 



fossaceps Buren. N. Dak. 



Biology: King, 1949. Iowa Acad. Sci. Proc. 56: 367-370 (mixed colony 

 with F. obscuriventris clivia Creighton). — King, 1951. Op. cit., 

 pp. 487-489.— King, 1952. Op. cit. pp. 469-474, figs. 1, 2 (macrop- 

 seudogynes, or ? pterergates). — King and Sallee, 1957. Op. cit. 

 64: 667-669, table 1 (mixed colony with F. obscuriventris clivia). 

 —King and Sallee, 1959. Op. cit. 66: 472-473 (slave of F. rubi- 

 cunda Emery).— King and Sallee, 1962. Op. cit. 69: 531-539, figs. 

 1-12, table 1 (mixed colony with F. obscuriventris clivia). — G. C. 

 and J. Wheeler, 1963, loc. cit. supra, pp. 238-239, map. 



fusca Linnaeus. Holarctic. Labrador and Alaska south through Canada. 

 Occurs in every state in U. S., but absent from certain unfavorable 

 habitats, such as deserts. 



Biology: King, 1949. Iowa Acad. Sci. Proc. 56: 367-370 (in mixed colony 

 with Formica reflexa Buren). — King, 1951. Op. cit. pp. 487-489 

 (ibidem). — Kannowski, 1959. Insectes Sociaux 6: 141-142. — 

 Wallis, 1960. Op. cit. 7: 187-190. figs. 1-8, tables 1-2 (spinning 

 movements of larvae). — G. C. and J. Wheeler, 1963, loc. cit. supra, 

 pp. 264-267, map. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 514-525, map. 



hewitti W. M. Wheeler. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 526-527, map. 



Integra haemorrhoidalis Emery. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 854-857, map. 



integroides coloradensis W. M. Wheeler. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 557-560, map. 



integroides planipilis Creighton. Utah, Colo., Wyo., N. Dak., Wash. 

 Ecology: Gregg, 1963, loc. cit. supra, pp. 560-561, map. 



integroides propinqua W. M. Wheeler. Colo., Utah. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 562-564, map. 



laeviceps Creighton. N. Dak., Colo. 



Biology: G. C. and J. Wheeler, 1963, loc. cit. supra, pp. 239-240, map. 

 Ecology: Gregg, 1963, loc. cit. supra, pp. 564-565, map. 



manni W. M. Wheeler. Transf. to Formica subg. Proformica Ruzsky, p. 857. 



marcida W. M. Wheeler. N. Dak., S. Dak. 



Biology: G. C. and J. Wheeler, 1963, loc. cit. supra, pp. 267-268, map. 



mucescens W. M. Wheeler. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 566-567, map. 



microgyna W. M. Wheeler. Wyo., Utah, N. Mex. 



Ecology: Gregg, 1963, loc. cit. supra, pp. 584-587, map. 



neoclara Emery. 



Biology: G. C. and J. Wheeler, 1963, loc. cit. supra, pp. 268-271, fig., map. 

 Ecology: Gregg, 1963, loc. cit. supra, pp. 526, 528-530, map. 



