404 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
3. F. SANGUINEA SANGUINEA var. CLARIOR Ruzsky. 
F. sanguinea var. clarior Ruzsky, Formicar. Imper. Ross., 1905, p. 420, 8 ; 
Emery, Deutsch. ent. zeitschr., 1909, p. 184. 
Worker. Differs from the typical form in having the red portions 
of the body paler and the red basal and apical spots of the gaster more 
pronounced. 
Caucasus. 
4, FE. SANGUINEA SANGUINEA var. FLAVORUBRA Forel. 
F. sanguinea var. flavorubra Forel, Ann. Soc. ent. Belg., 1909, 58, p. 105, 8. 
Worker. “ Differs from the typical sanguinea in its light and vivid 
red color, which is somewhat yellowish, clearer, and more yellow than 
in F. truncicola Nyl. The base of the first gastric segment is also 
more or less yellowish red, and the eyes are a little smaller and slightly 
more elongate. 
Ronda, Andalusia” (Forel). 
Host (Suave). Probably F. fusca var. glebaria. 
5. F. SANGUINEA SANGUINEA Var. FUSCICEPS Emery. 
F. sanguinea var. fusciceps Emery, Zool. jahrb. Syst., 1895, 8, p. 335, nota, 
8 : Deutsch. ent. zeitschr., 1909, p. 184. 
Worker. Red color darker than in the typical form; the blackish 
brown spot on the vertex extending laterally as far as the eyes and 
leaving only a small red area on each of the posterior corners of the 
head. 
Host (Stave). Probably F. fusca var. japonica. 
Japan: Yokohama. 
6. EF. SANGUINEA ASERVA Forel. 
.F sanguinea st. aserva Forel, Ann. Soc. ent. Belg., 1901, 45, p. 395, 8 9; 
Wheeler, Bull. Amer. mus. nat. hist., 1906, 22, p. 85; 1908, 24, p. 631; 
Ants, 1910, p. 458, 570. 
Worker. Length 4-7 mm. 
Closely related to the typical European form. Clypeal notch 
rather shallow; clypeal carina more distinct and the surface of the 
clypeus more convex. Mesoépinotal constriction a little shallower 
