Basiceros convexiceps

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Basiceros convexiceps
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Basiceros
Species: B. convexiceps
Binomial name
Basiceros convexiceps
(Mayr, 1887)

Basiceros convexiceps casent0904974 p 1 high.jpg

Basiceros convexiceps casent0904974 d 1 high.jpg

Specimen Labels

Evolutionary Relationships

Basiceros sp.n.A

Basiceros convexiceps

Basiceros manni

Basiceros singularis

Basiceros scambognathus

Basiceros conjugans

Basiceros disciger

Basiceros militaris

Based on Probst, R.S., Wray, B.D., Moreau, M.S. and Brandão CRF. 2019. A Phylogenetic Analysis of the Dirt Ants, Basiceros (Formicidae: Myrmicinae): Inferring Life Histories Through Morphological Convergence. Insect Systematics and Diversity 3(4): 1–12.


Keys including this Species


Distribution based on Regional Taxon Lists

Neotropical Region: Brazil (type locality).

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb




The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • convexiceps. Ceratobasis convexiceps Mayr, 1887: 581 (w.) BRAZIL (Santa Catarina).
    • Type-material: holotype worker.
    • Type-locality: Brazil: Santa Catarina (no collector’s name).
    • Type-depository: NHMW.
    • Emery, 1924d: 328 (m.), Brown & Kempf, 1960: 174 (q.).
    • Combination in Basiceros: Emery, 1924d: 328.
    • Status as species: Dalla Torre, 1893: 148; Forel, 1895b: 136; Emery, 1924d: 328; Borgmeier, 1927c: 120; Brown, 1949f: 89; Brown & Kempf, 1960: 172 (redescription); Kempf, 1972a: 36; Brown, 1974c: 140 (in key); Bolton, 1995b: 80; Feitosa, et al. 2007: 19 (in key).
    • Senior synonym of squamifer: Brown & Kempf, 1960: 172; Kempf, 1972a: 36; Bolton, 1995b: 80.
    • Distribution: Brazil.
  • squamifer. Basiceros squamifer Borgmeier, 1937b: 245, figs. 30-33 (w.q.l.) BRAZIL (Rio de Janeiro).
    • Type-material: 60 syntype workers, 3 syntype queens.
    • Type-locality: Brazil: Rio de Janeiro, Jussaral, nr Angra dos Reis, 30.x.1935 (H. Souza Lopes & H. Lent).
    • Type-depositories: IBVR, MCZC, MZSP.
    • Status as species: Brown, 1949f: 89.
    • Junior synonym of convexiceps: Brown & Kempf, 1960: 172; Kempf, 1972a: 36; Bolton, 1995b: 80.



  • 2n = 20, karyotype = 20M (Brazil) (Mariano et al., 2013).


References based on Global Ant Biodiversity Informatics

  • Brown W. L., Jr., and W. W. Kempf. 1960. A world revision of the ant tribe Basicerotini. Stud. Entomol. (n.s.) 3: 161-250.
  • Kempf W. W. 1978. A preliminary zoogeographical analysis of a regional ant fauna in Latin America. 114. Studia Entomologica 20: 43-62.
  • Kempf, W.W. 1972. Catalago abreviado das formigas da regiao Neotropical (Hym. Formicidae) Studia Entomologica 15(1-4).
  • Lutinski J. A., B. C. Lopes, and A. B. Morais. 2013. Diversidade de formigas urbanas (Hymenoptera: Formicidae) de dez cidades do sul do Brasil. Biota Neotrop. 13(3): 332-342.
  • Lutinski J. A., F. R. Mello Garcia, C. J. Lutinska, and S. Iop. 2008. Ants diversity in Floresta Nacional de Chapecó in Santa Catarina State, Brazil. Ciência Rural, Santa Maria 38(7): 1810-1816.
  • Probst R. S., B. D. Wray, C. S. Moreau, and C. R. F. Brandao. 2019. A phylogenetic analysis of the dirt ants, Basiceros (Formicidae: Myrmicinae): inferring life histories through morphological convergence. Insect Systematics and Diversity 3(4): 1–12.
  • Rosa da Silva R. 1999. Formigas (Hymenoptera: Formicidae) do oeste de Santa Catarina: historico das coletas e lista atualizada das especies do Estado de Santa Catarina. Biotemas 12(2): 75-100.
  • Silva R.R., and C. R. F. Brandao. 2014. Ecosystem-Wide Morphological Structure of Leaf-Litter Ant Communities along a Tropical Latitudinal Gradient. PLoSONE 9(3): e93049. doi:10.1371/journal.pone.0093049
  • Ulyssea M.A., C. E. Cereto, F. B. Rosumek, R. R. Silva, and B. C. Lopes. 2011. Updated list of ant species (Hymenoptera, Formicidae) recorded in Santa Catarina State, southern Brazil, with a discussion of research advances and priorities. Revista Brasileira de Entomologia 55(4): 603-–611.