Ectatomma opaciventre

Ectatomma opaciventre
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Ectatomminae
Tribe:	Ectatommini
Genus:	Ectatomma
Species:	E. opaciventre
Binomial name
Ectatomma opaciventre (Roger, 1861) Specimen labels
Synonyms
Ectatomma opaciventre concolor Santschi, 1919

Distribution

Latitudinal Distribution Pattern

Latitudinal Range: 3.35° to -31.632389°.

North Temperate	North Subtropical	Tropical	South Subtropical	South Temperate

• Source: AntMaps

Distribution based on Regional Taxon Lists

Neotropical Region: Argentina, Brazil (type locality), Paraguay.

Distribution based on AntMaps

Distribution based on AntWeb specimens

Check data from AntWeb

Countries Occupied

Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species.

Estimated Abundance

Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species.

Castes

Images from AntWeb

Worker. Specimen code casent0173377. Photographer April Nobile, uploaded by California Academy of Sciences.	Owned by ALWC, Alex L. Wild Collection.

Nomenclature

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

• opaciventre. Ponera (Ectatomma) opaciventris Roger, 1861b: 169 (w.) South America.
  • Type-material: 2 syntype workers.
  • Type-locality: none given (“das Vaterland ist nicht bekannt”).
  • Type-depository: MNHN.
  • Mayr, 1866a: 503 (q.); Almeida, 1986: 27 (m.).
  • Combination in Ectatomma (Ectatomma): Mayr, 1887: 539;
  • combination in Ectatomma: Roger, 1863b: 17; Emery, 1894c: 144.
  • Status as species: Mayr, 1863: 410; Roger, 1863b: 17; Mayr, 1866a: 503; Dalla Torre, 1893: 25; Emery, 1894c: 144; Forel, 1895b: 112; Forel, 1907e: 1; Forel, 1909a: 265; Emery, 1911d: 43; Bruch, 1914: 213; Santschi, 1916e: 366; Gallardo, 1918b: 30 (redescription); Borgmeier, 1923: 57; Kusnezov, 1957b: 13 (in key); Brown, 1958g: 208, 298; Kempf, 1972a: 105; Kugler, C. & Brown, 1982: 6 (in key); Almeida: 1986: 27; Zolessi, et al. 1988: 2; Brandão, 1991: 341; Fernández, 1991: 554 (in key); Bolton, 1995b: 187; Wild, 2007b: 26; Arias-Penna, 2008b: 63; Feitosa, 2015c: 97; Feitosa & Prada-Achiardi, 2019: 666; Camacho, Franco, Branstetter, et al. 2022: 10.
  • Senior synonym of concolor: Brown, 1958g: 208, 298; Kempf, 1972a: 105; Almeida, 1986: 27; Bolton, 1995b: 187.
  • Distribution: Argentina, Brazil, Colombia, Paraguay.
• concolor. Ectatomma opaciventre var. concolor Santschi, 1919f: 37, fig. 1 (w.) ARGENTINA (Chaco).
  • Type-material: 2 syntype workers.
  • Type-locality: Argentina: Chaco Austral, Las Palmas (P. Joergensen).
  • Type-depository: NHMB.
  • Santschi, 1921g: 83 (q.).
  • Subspecies of opaciventre: Santschi, 1921g: 83.
  • Junior synonym of opaciventre: Brown, 1958g: 208, 298; Kempf, 1972a: 105; Almeida, 1986: 27; Bolton, 1995b: 186.

References

• Albrecht, M., Gotelli, N.J. 2001. Spatial and temporal niche partitioning in grassland ants. Oecologia 126, 134–141 (doi:10.1007/s004420000494).
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• Almeida Filho, A. J. de. 1986. Descriça~o de quatro machos do gênero Ectatomma Smith, 1858 (Hymenoptera, Formicidae, Ponerinae). Quid (Teresina) 6: 24-38 (page 27, male described)
• Brown, W. L., Jr. 1958g. Contributions toward a reclassification of the Formicidae. II. Tribe Ectatommini (Hymenoptera). Bulletin of the Museum of Comparative Zoology 118: 173-362 (page 208, Senior synonym of concolor)
• Camargo, K.S. de. 2011. Composicao e diversidade de "Poneromorfas" (Hymenoptera, Formicidae) em duas fitofisionomias de cerrado e padroes de distribuicao de "Poneromorfas", Pseudomyrmecinae e Cephalotini (Myrmicinae) para o Brasil. Thesis, Universidade de Brasilia.
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• Mayr, G. 1866a. Myrmecologische Beiträge. Sitzungsber. Kais. Akad. Wiss. Wien Math.-Naturwiss. Cl. Abt. I 53: 484-517 (page 503, queen described)
• Pie M.R. 2004. Foraging ecology and behaviour of the ponerine ant Ectatomma opaciventre Roger in a Brazilian savannah. J. Natural History 38:717-729.
• Rabelo, M.A., Angotti, M.A., Silva, G.S., Reis, A.D.C., Ribas, C.R. 2020. Canopy and Litter Cover Do Not Alter Diaspore Removal by Ants in the Cerrado. Sociobiology 67, 501-507 (doi:10.13102/sociobiology.v67i4.5658).
• Roger, J. 1861b. Myrmicologische Nachlese. Berl. Entomol. Z. 5: 163-174 (page 169, worker described)
• Tibcherani, M., Aranda, R., Mello, R.L. 2020. Time to go home: The temporal threshold in the regeneration of the ant community in the Brazilian savanna. Applied Soil Ecology 150, 103451 (doi:10.1016/j.apsoil.2019.103451).
• Viviane Cristina Tofolo, Edilberto Giannotti, Hugo Ribeiro Moleiro & Marcos Rogério Simões. 2011. Diet and Spatial Pattern of Foraging in Ectatomma opaciventre (Hymenoptera: Formicidae) in an Anthropic Area. Sociobiology 58: 607-620.

References based on Global Ant Biodiversity Informatics

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