Pheidole coracina

AntWiki: The Ants --- Online
Pheidole coracina
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. coracina
Binomial name
Pheidole coracina
Wilson, 2003

Pheidole coracina casent0627917 p 1 high.jpg

Pheidole coracina casent0627917 d 1 high.jpg

Specimen Labels

Nothing is known about the biology of coracina.

Identification

See the description in the nomenclature section.

Keys including this Species

Distribution

Only known from the type locality.

Latitudinal Distribution Pattern

Latitudinal Range: 32.689795° to 20.197°.

   
North
Temperate
North
Subtropical
Tropical South
Subtropical
South
Temperate

Distribution based on Regional Taxon Lists

Neotropical Region: Mexico (type locality).

Distribution based on AntMaps

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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.
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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.
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Biology

Castes

Worker

Minor

Images from AntWeb

Pheidole coracina jtlc000016348 h 1 high.jpgPheidole coracina jtlc000016348 p 1 high.jpgPheidole coracina jtlc000016348 d 1 high.jpgPheidole coracina jtlc000016348 p 4 high.jpgPheidole coracina jtlc000016348 l 1 high.jpg
Paratype Pheidole coracinaWorker. Specimen code jtlc000016348. Photographer Jeremy Pilllow, uploaded by University of Utah. Owned by MCZC.

Major

Images from AntWeb

Pheidole coracina casent0627917 p 4 high.jpg
Paratype Pheidole coracinaWorker (major/soldier). Specimen code casent0627917. Photographer Jeremy Pilllow, uploaded by University of Utah. Owned by MCZC.

Nomenclature

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

  • coracina. Pheidole coracina Wilson, 2003: 151, figs. (s.w.) MEXICO.

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

Description

A member of the crassicornis group characterized in the major by dense rugoreticula that stretch from each eye to the adjacent antennal fossa; bilobed dorsal-oblique profile of the pronotum; oval postpetiole from above; most of the prothorax and all of the mesothorax, propodeum, and waist foveolate and opaque; and a contrasting circular brown spot on the vertex.

Minor: blackish brown; pronotal profile bilobed in dorsal-oblique view; and all of body foveolate and opaque except venter of head, median half of the dorsal surface of the head, part of the promesonotum, and the gaster.

MEASUREMENTS (mm) Holotype major: HW 1.20, HL 1.24, SL 0.68, EL 0.18, PW 0.60. Paratype minor: HW 0.60, HL 0.66, SL 0.70, EL 0.14, PW 0.40.

COLOR Major: body light reddish brown except for gaster, which is plain medium brown, and a dark brown circular spot on the vertex.

Minor: concolorous blackish brown.


Pheidole coracina Wilson 2003.jpg

Figure. Upper: holotype, major. Lower: paratype, minor. Scale bars = 1 mm.

Paratype Specimen Labels

Type Material

MEXICO: 19 km north of Estado Guanajuato, San Luis Potosí, col. William P. MacKay. Museum of Comparative Zoology

Etymology

L coracina, raven-like, alluding to color of the minor worker.

References

References based on Global Ant Biodiversity Informatics

  • Vásquez-Bolaños M. 2011. Lista de especies de hormigas (Hymenoptera: Formicidae) para México. Dugesiana 18: 95-133
  • Wilson, E.O. 2003. Pheidole in the New World: A Dominant, Hyperdiverse Genus. Harvard University Press