Anillidris

This genus is represented by a single species Anillidris bruchi.

Diagnosis
Shattuck (1992):

Worker: Frontal lobes very close together; central region of clypeus raised, with a distinct medial trough and lateral ridges; compound eyes absent; palp formula 2:3; entire body covered with dense, short, erect pubescence. Known only from Argentina and Brazil.

Queen: Palp formula 3:4; anterior clypeal margin with about 22 erect hairs.

Male: Palp formula 3:4; mandible with 6 to 7 teeth, 1 denticle, and a distinct basal angle; fore wing with 2 closed cubital cells and 1 closed discoidal cell.

Biology
More information can be found on the Anillidris bruchi species page.

Castes


Worker of Anillidris bruchi from Viçosa, Minas Gerais state, southeastern Brazil. A: head in full-face view, B: body in dorsal view, C: body in profile (Fig. 1 from Schmidt et al., 2013).



Gyne of Anillidris bruchi from Seara, Santa Catarina state, southern Brazil. A: head in full-face view, B: body in dorsal view, C: body in profile (Fig. 2 from Schmidt et al., 2013).



Male of Anillidris bruchi from Seara, Santa Catarina state, southern Brazil. A: head in full-face view, B: body in dorsal view, C: body in profile (Fig. 3 from Schmidt et al., 2013).

Nomenclature

 *  ANILLIDRIS [Dolichoderinae: Leptomyrmecini]
 * Anillidris Santschi, 1936d: 414. Type-species: Anillidris bruchi, by original designation.
 * Anillidris junior synonym of Linepithema: Kusnezov, 1958d: 273.
 * Anillidris revived status as genus: Shattuck, 1992c: 33.

Additional References

 * Borgmeier, T. 1937b. Formigas novas ou pouco conhecidas da América do Sul e Central, principalmente do Brasil (Hym. Formicidae). Arch. Inst. Biol. Veg. (Rio J.) 3: 217-255
 * Kusnezov, N. 1953. Die Ameisenfauna Argentiniens. Zool. Anz. 150:15-25.
 * Santschi, F. 1936. Fourmis nouvelles ou intéressantes de la République Argentine. Rev. Entomol. (Rio de Janeiro). 6:402-421.
 * Schmidt, F.A., Feitosa, R.M., de Moraes Rezende, F. & Silva de Jesus, R. 2013. News on the enigmatic ant genus Anillidris (Hymenoptera: Formicidae: Dolichoderinae: Leptomyrmecini). Myrmecological News 19, 25-30.
 * Shattuck, S. O. 1992. Generic revision of the ant subfamily Dolichoderinae (Hymenoptera: Formicidae). Sociobiology. 21:1-181.