Taxonomic history
Emery, 1887f PDF: 445 (q.); Wheeler, 1919f PDF: 140 (m.).Combination in Cerapachys (Cerapachys): Emery, 1902c: 24.Status as species: Smith, 1861b PDF: 47; Mayr, 1863a PDF: 403; Roger, 1863b PDF: 25; Smith, 1871a PDF: 329; Emery, 1887f PDF: 445; Dalla Torre, 1893 PDF: 17; Emery, 1901i PDF: 566; Emery, 1902c: 24; Emery, 1911e PDF: 9; Wheeler, 1919f PDF: 45 (redescription); Crawley, 1926 PDF: 387 (redescription of type-material); Donisthorpe, 1932c PDF: 450; Donisthorpe, 1941k PDF: 199; Chapman & Capco, 1951 PDF: 18; Brown, 1975 PDF: 22, 59; Bolton, 1995b: 142; Pfeiffer et al., 2011 PDF: 32.Senior synonym of Cerapachys wheeleri: Brown, 1975 PDF: 22; Bolton, 1995b: 142.C. aterrimus, nitidus; antennis brevibus, crassis; thorace oblongo-quadrato; abdomine elongate, nodo quadrate; abdominis segmentis primo et secundo incisura separatis.
Worker, Length 3 1/2 lines. Jet-black, smooth and shining; antennae one-third longer than the head; the scape short and incrassate, clavate; the flagellum incrassate, the joints short and transverse, except the apical one, which is as long as the four preceding joints; the head depressed on each side in front of the eyes; the antenna? inserted at the anterior margin of the head, each at the side of an elevated carina; the mandibles, flagellum and apex of the scape obscurely ferruginous; the posterior margin of the vertex slightly emarginate its entire width, a few scattered minute punctures on the vertex, and a small fossulet in the middle between the eyes." Thorax: oblong-quadrate, with a few scattered punctures above, and a few short erect hairs; the tips of the femora and tarsi, and the apical joints of the latter, pale rufo-testaceous; the basal joint of the anterior tarsi bent; the calcaria white. Abdomen elongate; the peduncle quadrate, a little narrower than the first segment of the abdomen, which has the sides slightly rounded; a deep strangulation between the first and second segments; the apex obliquely truncated, the margins of the truncation finely denticulated.
Hab. Borneo (Sarawak).
, Smith, Proc. Linn. Soc. ii. 74. 1.
Hab. Celebes; Borneo.
