45. Formica gigas ^HNS. Pl. III. fig. 30. B.M.

Formica gigas, Latr. ^HNS Hist. Nat. Fourni. 105. pl. 2. f. 6. [[worker]] major.

Smith, Proc. Linn. Soc. ii. 53.

Formica angusticollis, Jerdon ^HNS, Madras Journ. Lit. and Sc. (1851) 120?

Worker minor. Length 8 lines.-More elongate and narrower than the larger worker; the head much narrower and not widened behind the eyes; the legs proportionably longer, the scale of the abdomen of the same conical form.

Female. Length 12 lines.-Of the same colour as the workers, the head scarcely as wide as the thorax; the eyes placed high on the head; the head elongate; the thorax ovate; the scutellum very convex; the scale of the abdomen deeply notched.

Male. Length 8 lines.-Blackish-brown: the coxae, femora, apical joints of the tarsi and the flagellum pale testaceous; thorax elongate-ovate, shining on the disk; wings hyaline, the anterior pair yellowish in front; the head much narrower than the thorax. Hab. India; Malacca; Singapore; Borneo.