Antennæ black, and longer than the thorax. Eyes small, round, and red brown. Head black at top, the middle being yellow; the lower part, with the mouth, black. Thorax rough and margined, full of spines and tubercles, both at top and on the sides; the former being black, the latter yellow. Breast black. Abdomen the same, ringed with red. Tegmina black, prettily spotted with yellow; the spots next the tips being smallest. Wings entirely black. Anus red. Legs black; the hinder thighs being marked on the outside with yellow.
PLATE XLII.
LOCUSTA CŒRULEA.
Plate [XLII]. fig. 1.
Order: Orthoptera. Section: Saltatoria. Family: Locustidæ.
Genus. Locusta. Acrydium, Latr. Œdipoda, Serv.
Locusta Cœrulea. Obscurè viridis, alis posticis hyalinis cœruleis, angulo externo nigro, femoribus medio flavis. (Expans. Alar. 1 unc. 3 lin.)
Syn. Gryllus cœruleus, Drury, App. vol. 2.
Habitat: Calabar, Western Coast of Africa, 6° North L.