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Pheidole gnomus
| Pheidole gnomus | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Formicidae |
| Subfamily: | Myrmicinae |
| Tribe: | Attini |
| Genus: | Pheidole |
| Species group: | transversostriata |
| Species: | P. gnomus |
| Binomial name | |
| Pheidole gnomus Wilson, 2003 | |
The types were collected from a forested mountain ravine. (Wilson 2003)
Identification
See the description in the nomenclature section.
Keys including this Species
Distribution
Only known from the type locality.
Distribution based on Regional Taxon Lists
Neotropical Region: Ecuador (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
Known only from the major caste.
Nomenclature
The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.
- gnomus. Pheidole gnomus Wilson, 2003: 642, figs. (s) ECUADOR.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
Description
DIAGNOSIS A member of the transversostriata group, close to Pheidole scolioceps, distinguished in the major by the broad band of transverse carinulae that cover the posterior half of the head, curving forward, with the most anterior carinulae ending at the eyes. Also in the major, the pronotum completely foveolate and opaque, with the anterior dorsal margins of the pronotum transversely carinulate.
MEASUREMENTS (mm) Holotype major: HW 0.84, HL 1.00, SL 0.44, EL 0.16, PW 0.44.
COLOR Major: body concolorous medium brown.
Figure. Holotype, major. Scale bars = 1 mm.
Type Material
ECUADOR: Pichincha, 3 km from Tandari, 1300 m, col. Stewart B. and Jarmila Kukalová-Peck. Museum of Comparative Zoology
Etymology
NL gnomus, dwarf.
References
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 642, fig. major, minor described)