Hymenoptera from the Transvaal. 61 
HETEROGYNA. 
Family Formicidae. 
Subfamily Dorrziwz. 
Genus Dorytus, Fabr. 
Dorylus helvolus, Linn. 
Vespa helvola, Linn. Ludoy. Ulric. (1764) p. 412. 
Dorylus helvolus, Faby. Ent. Syst. ii. (1793) p. 565 ; Lepel. Hist. Nat. 
Ins. Hym. 1. (1886) p. 228; Emery, Bull. Soc, Ent, Ital. xix. (1887) 
p- 390, pl. xi. figs. 1-6. 
Six males, Pretoria (stant); Zomba, Barberton, Fort 
Johnston, Nyasaland (Rendall). 
As is well known, the § of Dorylus differs so greatly from 
the male that for a considerable time it was placed in an 
entirely different genus—Typhlopone, Westw. 
Dorylus juvenculus, Shuck. 
Dorylus juvenculus, Shuck. Ann. of Nat. Hist. v. (1840) p. 318; Emery, 
Bull. Soc. Ent. Ital. xix. (1887) p. 350. 
Typhlopone oraniensis, Lucas, Explor. Sc, Alg., Zool. iii. (1846) p. 302, 
pl. xvi. fig. 11. 
Four males, Pretoria (Distant). 
Dorylus attenuatus, Shuck. 
Dorylus attenuatus, Shuck. Ann. of Nat. Hist. v. (1840) p. 322, 
Two males, Pretoria (Distant). 
Dorylus (hogmus) fimbriatus, Shuck. 
Rhogmus fimbriatus, Shuck. Ann. of Nat. Hist. v. (1840) p. 325; 
Smith, Cat. Hym. B. M. vii. (1859) p. 4, pl. i. fig. 2; Gerst. v. d. 
Decken’s Ost-Afr. (1878) p. 347. 
Four males, Fort Johnston, Nyasaland (Rendall). 
Subfamily Myrurera. 
Genus CAREBARA, Westw. 
Carebara vidua, Smith. 
Carebara vidua, Smith, Cat. Hym. B. M. vi. (1858) p. 179. 
Carebara dux, Smith, /. ¢. 
Carebara colossus, Gerst. Monatsber. Akad. Wiss. Berl. (1858) p. 263. 
One male and five females, Pretoria (Zutrzenka) ; Barber- 
ton (Rendall). 
