Pheidole tigris

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Pheidole tigris
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. tigris
Binomial name
Pheidole tigris
Wilson, 2003

The type colony was found in spring bamboo (Guadua) forest, nesting in a rotting log. A seed cache and males were present in the nest at the time of collection, 1–4 June. (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: Colombia (type locality), Panama.

Distribution based on AntMaps

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Distribution based on AntWeb specimens

Check data from AntWeb

Biology

Castes

Nomenclature

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

  • tigris. Pheidole tigris Wilson, 2003: 354, figs. (s.w.) COLOMBIA.

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

Description

A large, very distinctive member of the fallax group, recognizable as follows.

Major: “orange”; almost all of promesonotal and propodeal dorsa, as well as mesopleuron, covered by transverse carinulae; entire rear third of head, including occiput, rugoreticulate; and almost all the anterior two-thirds of the head carinulate, with no accompanying rugoreticulum; petiolar node from the side very high, strongly tapered toward the apex; postpetiolar node 2! broader than petiolar node from above, and elliptical in shape; body everywhere densely pilose.

Minor: yellow; all of posterior dorsal half of head and all of mesosomal dorsum transversely rugulose; propodeal spine absent; occiput drawn into a neck with broad nuchal collar.

MEASUREMENTS (mm) Holotype major: HW 2.16, HL 2.28, SL 1.22, EL 0.34, PW 1.04. Paratype minor: HW 0.61, HL (including collar) 0.90, SL 1.34, EL 0.10, PW 0.50.

COLOR Major: body and antennae very light reddish brown (“orange”), with a dark reddish brown stripe running the length of the midline of the head anteriorly to include the frontal triangle; legs dark reddish yellow.

Minor: concolorous yellow.


Pheidole tigris Wilson 2003.jpg

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

Type Material

COLOMBIA: 10 km south of San José del Palmer, Rio Torito, Chocó, col. Charles Kugler. Museum of Comparative Zoology

Etymology

L tigris, tiger, i.e. “striped” like one with carinulae.

References