Megalomyrmex pacova

AntWiki: The Ants --- Online
Megalomyrmex pacova
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Solenopsidini
Genus: Megalomyrmex
Species: M. pacova
Binomial name
Megalomyrmex pacova
Brandão, 1990

This taxon was described from the a specimen from the Neotropics intercepted in the United States.


Brandão (1990) - This species can be clearly distinguished from all other Leoninus group species by the lack of an anterior tooth at the petiole ventral face and by the head shape.


Distribution based on Regional Taxon Lists

Neotropical Region: Colombia.

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.




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

  • pacova. Megalomyrmex pacova Brandão, 1990b: 437, figs. 46, 55 (w.) unknown Neotropical.
    • Type-material: holotype worker, 7 paratype workers.
    • Type-locality: U.S.A.: intercepted in U.S.A. plant quarantine, on bananas from Neotropics.
    • Type-depositories: MZSP (holotype); MCZC, MZSP, USNM (paratypes).
    • Status as species: Brandão, 1991: 354; Bolton, 1995b: 249; Guerrero, Fernández, et al. 2018: 245.
    • Distribution: Colombia.

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.



Mandibles smooth; anterior clypeal border round with median denticle; 18 ocular facets at compound eye largest diameter; 3-segmented antennal club; occipital margin raised: frontal suture impressed; promesonotal suture impressed; mesosternum and metasternum without acrotergites; dorsal face and declivity of propodeum meeting in low lateral tubercles, divergent at apex; dorsal face impressed transversally; declivity with concentric striations around the foramen; epipetiolar carina complete; pedunculate petiole in general without anteroventral tooth or flange; dorsal margin of petiolar node, in side view, concave; dorsal margin of petiolar node, in frontal view, round; ventral face of postpetiole with a low round process; apex of femura acuminate.

Color: deep-brown, almost black.

Type Material

Type specimens came from banana shipments arrived at U.S. Quarentine ports (Charleston, South Carolina; Brownsville, Texas and New York, NY). Holotype and 3 paratypes at Museu de Zoologia da USP; 2 paratypes at National Museum of Natural History, Washington; 2 paratypes at Museum of Comparative Zoology, Harvard.


M. pacova has been named after the Tupi word pacova, meaning banana.


References based on Global Ant Biodiversity Informatics

  • Ulyssea M. A., C. R. F. Brandao. 2013. Catalogue of Dacetini and Solenopsidini ant type specimens (Hymenoptera, Formicidae, Myrmicinae) deposited in the Museu de Zoologia da Universidade de Sao Paulo, Brazil. Papies Avulsos de Zoologia 53(14): 187-209.