Pheidole severini

AntWiki: The Ants --- Online
Jump to navigation Jump to search
Pheidole severini
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. severini
Binomial name
Pheidole severini
Forel, 1904

Pheidole severini casent0908117 p 1 high.jpg

Pheidole severini casent0908117 d 1 high.jpg

Specimen Labels

Nothing is known about the biology of severini.


See the description in the nomenclature section.

Keys including this Species


Only known from the type locality.

Latitudinal Distribution Pattern

Latitudinal Range: 3.75° to 3.75°.

Tropical South

Distribution based on Regional Taxon Lists

Neotropical Region: French Guiana, Suriname (type locality).

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.

  • severini. Pheidole severini Forel, 1904d: 171 (s.w.) SURINAM. See also: Wilson, 2003: 753.

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


From Wilson (2003): DIAGNOSIS A member of the tristis group, similar (in the minor caste, the only one available in this study) to Pheidole excubitor, Pheidole grandinodus, and Pheidole obrima in the greatly enlarged postpetiole and overall habitus, differing in the shallow, nearly flat venter of the postpetiole in side view; constricted ventral margin of the postpetiolar node from above; much longer antennal scapes; and more prominent nuchal collar.

MEASUREMENTS (mm) Syntype minor: HW 0.74, HL 1.02, SL 1.32, EL 0.20, PW 0.52.

COLOR Minor: concolorous dark yellow.

Pheidole severini Wilson 2003.jpg

Figure. Syntype, minor. FRENCH GUIANA: Cayenne. Scale bars = 1 mm.

Type Material

Syntype, minor. FRENCH GUIANA: Cayenne. Musee d'Histoire Naturelle Genève (syntype minor only; major not located, may be in the Musée de Bruxelles, the source of Forel’s material). - as reported in Wilson (2003)


Eponymous. (Wilson 2003)


References based on Global Ant Biodiversity Informatics

  • Forel A. 1904. Fourmis du Musée de Bruxelles. Ann. Soc. Entomol. Belg. 48: 168-177.
  • Franco W., N. Ladino, J. H. C. Delabie, A. Dejean, J. Orivel, M. Fichaux, S. Groc, M. Leponce, and R. M. Feitosa. 2019. First checklist of the ants (Hymenoptera: Formicidae) of French Guiana. Zootaxa 4674(5): 509-543.