Pheidole rugatula

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Pheidole rugatula
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. rugatula
Binomial name
Pheidole rugatula
Santschi, 1933

Pheidole rugatula casent0178051 profile 1.jpg

Pheidole rugatula casent0178051 dorsal 1.jpg

Specimen labels

Nothing is known about the biology of rugatula.

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: Argentina (type locality), Paraguay.

Distribution based on AntMaps

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Distribution based on AntWeb specimens

Check data from AntWeb

Biology

Castes

Worker

Minor

Queen

Nomenclature

The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • rugatula. Pheidole (Pheidole) risi var. rugatula Santschi, 1933e: 109 (s.w.) ARGENTINA. Raised to species: Wilson, 2003: 745.

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

Description

From Wilson (2003): DIAGNOSIS Similar in various traits to Pheidole aper, Pheidole bambusarum, Pheidole brevicona, Pheidole dyctiota, Pheidole laeviventris, Pheidole lutzi, Pheidole risii, Pheidole senilis,Pheidole sigillata, Pheidole trachyderma and Pheidole traini, differing as follows.

Major: rugoreticulum confined to small patch posterior to antennal fossa on each side of head; entire rest of head carinulate except frontal triangle and mid-clypeus; all of dorsal surface of mesosoma transversely carinulate, and carinulae on pronotal dorsum curve down to pronotal sides as rugulae; hairs along posterior dorsal half of head profile of uniform short length, about half of Eye Length, and those along anterior dorsal half mostly 1.5–2.0! as long; postpetiole from above spinose.

Minor: posterior third of head and all of promesonotal dorsum rugoreticulate; propodeal spines reduced to denticles; occiput only slightly narrowed, but with nuchal collar.

MEASUREMENTS (mm) Lectotype major: HW 1.34, HL 1.38, SL 0.70, EL 0.14, PW 0.74. Paralectotype minor: HW 0.64, HL 0.62, SL 0.60, EL 0.06, PW 0.40.

COLOR Major: body dark reddish brown, appendages dark yellow.

Minor: body plain medium brown, appendages brownish yellow.


Pheidole rugatula Wilson 2003.jpg

Figure. Upper: lectotype, major. Lower: paralectotype, minor. Scale bars = 1 mm.

Type Material

ARGENTINA: Loreto, Misiones. Naturhistorisches Museum Basel - as reported in Wilson (2003)

Etymology

L rugatula, with little wrinkles (rugulae). (Wilson 2003)

References

  • Santschi, F. 1933f. Fourmis de la République Argentine en particulier du territoire de Misiones. An. Soc. Cient. Argent. 116: 105-124 (page 109, soldier, worker described)
  • Wilson, E. O. 2003. Pheidole in the New World: A dominant, hyperdiverse ant genus. Harvard University Press, Cambridge, MA. (page 745, fig. major, minor described, Raised to species: new status)