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Pheidole caulicola
| Pheidole caulicola | |
|---|---|
| |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Formicidae |
| Subfamily: | Myrmicinae |
| Tribe: | Attini |
| Genus: | Pheidole |
| Species: | P. caulicola |
| Binomial name | |
| Pheidole caulicola Wilson, 2003
| |
“Braulio Carrillo National Park (500 m): mature wet forest. Canopy of Licania sp. Colony in dead stick. Rara Avis: fresh treefall in primary forest. In 4-mm-diameter dead stick.” (Longino 1997).
Identification
See the description in the nomenclature section.
Keys including this Species
Distribution
Costa Rica, 500–600 m. (Wilson 2003)
Distribution based on Regional Taxon Lists
Neotropical Region: Costa Rica (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 caulicola. Worker. Specimen code casent0624250. Photographer Jeremy Pilllow, uploaded by University of Utah. | Owned by JTLC. |
Major
Images from AntWeb
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| Holotype major Pheidole caulicola. Worker (major/soldier). Specimen code inbiocri001282237. Photographer Jeremy Pilllow, uploaded by University of Utah. | Owned by JTLC. |
Queen
Images from AntWeb
    
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| Paratype Pheidole caulicola. Queen (alate/dealate). Specimen code casent0624249. Photographer Jeremy Pilllow, uploaded by University of Utah. | Owned by JTLC. |
Nomenclature
The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.
- caulicola. Pheidole caulicola Wilson, 2003: 393, figs. (s.w.) COSTA RICA.
Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.
Description
A medium-sized yellow species with cornulate humerus in both major and minor. Close to Pheidole arhuaca, but with more prominent humeri, shorter antennal scapes, and narrower, rounder postpetiolar node in both castes as well as smooth central pronotal dorsum in the major.
See also the somewhat less similar Pheidole sagana, and further removed, Pheidole chalca, Pheidole nitidicollis, Pheidole mincana, Pheidole schmalzi and Pheidole tragica.
MEASUREMENTS (mm) Holotype major: HW 0.74, HL 0.80, SL 0.40, EL 0.08, PW 0.42. Paratype minor: HW 0.44, HL 0.50, SL 0.40, EL 0.06, PW 0.30.
COLOR Major: concolorous medium yellow.
Minor: concolorous dark yellow.
Figure. Upper: holotype, major. Lower: paratype, minor. Scale bars = 1 mm.
Type Material
COSTA RICA: 17 km south of Puerto Viejo, Heredia Province, 10°18'N 84°02'W, 600 m, col. J. T. Longino. Instituto Nacional de Biodiversidad
Etymology
L caulicola, stem-dwelling, alluding to the nest site.
References
- Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 393, fig. major, minor described)