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Pheidole coracina
| 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
| |
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 |
- Source: AntMaps
Distribution based on Regional Taxon Lists
Neotropical Region: Mexico (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. |
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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
    
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| Paratype Pheidole coracina. Worker. Specimen code jtlc000016348. Photographer Jeremy Pilllow, uploaded by University of Utah. | Owned by MCZC. |
Major
Images from AntWeb
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| Paratype Pheidole coracina. Worker (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.
Figure. Upper: holotype, major. Lower: paratype, minor. Scale bars = 1 mm.
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
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA.(page 151, fig. minor described)
- Varela-Hernández, F., Medel-Zosayas, B., Martínez-Luque, E.O., Jones, R.W., De la Mora, A. 2020. Biodiversity in central Mexico: Assessment of ants in a convergent region. Southwestern Entomologist 454: 673-686.
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