Nothing is known about the biology of Adelomyrmex biroi.
Readily separated from most others by sculpture (punctate throughout), teeth number on masticatory border, clypeal teeth absent, angulation of pronotal sides, petiolar shape, propodeal spiracle size, and pilosity on scape. (Fernández 2003)
Distribution based on Regional Taxon Lists
Distribution based on AntMaps
Distribution based on AntWeb specimens
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Known only from the worker caste.
The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.
- biroi. Adelomyrmex biroi Emery, 1897c: 590, pl. 15, figs. 35-37 (w.q.) NEW GUINEA. See also: Fernández, 2003b: 14.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
Fernández (2003) - Measurements (n=2). HL 0.54 HW 0.50 SL 0.34 EL 0.03 WL 0.57 GL 0.65 TL 2.21 CI 92 SI 68.
Head longer than broad, with feebly convex posterior and evenly rounded anterior corners. Mandibles with 4 teeth more or less of same size. Mandibles with distinct tooth in their basal margin, at or near midlength. Palp formula 1, 1 (Bolton, com. per.). Anterior margin of the clypeus without tooth. [Hypostomal tooth not observed]. Mesosoma slightly convex. Metanotal groove deep. Lateral sides of pronotum sharply angulated. Propodeal spiracle rounded, large, away from propodeal margin. Propodeum sloping with two stout short spines directed outward and backward, broadly separated between him. Propodeal lobe subtriangular. Petiole with node long. Head, thorax, petiole and postpetiole with numerous punctures, most separated by at least one puncture diameter; some small areas reticulo-punctated: between frontal carinae, in the center of promesonotal area, dorsal one third of propodeum; roughly sculptured on petiole. Several long and flexuous white hairs on body. Scape with several median suberect hairs, each scape with two long flexuous hairs. Body black, gaster dark brown, legs and antennae lighter.
- Emery, C. 1897c. Formicidarum species novae vel minus cognitae in collectione Musaei Nationalis Hungarici quas in Nova-Guinea, colonia germanica, collegit L. Biró. Természetr. Füz. 20: 571-599 PDF (page 590, pl. 15, figs. 35-37 worker, queen described)
- Fernández, F. 2003b. Revision of the myrmicine ants of the Adelomyrmex genus-group (Hymenoptera: Formicidae). Zootaxa 361: 1-52 (page 14, worker described)