Pheidole mutisi

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Pheidole mutisi
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. mutisi
Binomial name
Pheidole mutisi
Fernández & Wilson, 2008

P mutis maj 1.jpg

The type material was collected from the litter of montane humid forest.

Identification

Fernández & Wilson (2008) - The very long propodeal spines, body smooth and shining lacking pilosity (major) distinguishes this new species from any other New World Pheidole.

Distribution

Distribution based on Regional Taxon Lists

Neotropical Region: Colombia (type locality).

Distribution based on AntMaps

AntMapLegend.png

Distribution based on AntWeb specimens

Check data from AntWeb

Biology

Castes

Worker

Minor

Nomenclature

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

  • mutisi. Pheidole mutisi Fernández & Wilson, 2008: 207, figs. 1, 2 (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

Worker

Holotype major (paratype minor) HL 1.38 (0.80) HLA 0.35 (0.30) HW 1.20 (0.61) SL 0.98 (1.07) EL 0.19 (0.14) ML 1.35 (1.08) PSL 0.50 (0.50) PMG 0.08 (0.06) SPL 0.08 (0.04) PTW 0.23 (0.11) PPW 0.33 (0.2) IHT 0.44 OHT (0.50 aprox.) CI 87 (77) SI 71 (134) PSLI 36 (63) PMGI 5.4 (7.1) SPLI 5.8 (5.4) PPI 145 (175) HTI 88 (aprox.).

A medium size member of the Pheidole diligens group, distinguished by the following traits.

Major. Light brown, medium sized, head slightly longer than broad, sides slightly convex, vertex deeply convex in the middle, in lateral view, mesonotum narrowly produced, propodeal spines very long, surpassing petiolar length; head, mandibles, promesonotum, coxae, dorsum of petiole and postpetiole and gaster smooth and shining, mesopleuron and propodeum reticulate, sides of petiole and postpetiole finely reticulate; except for appendages, body completely lacking pilosity.

Minor. Light brown, occiput narrowed with short nuchal, propodeal spines in side view noticeably longer than petiole, and from above divergent; dorsum of head, petiole and gaster with long, erect hairs (largest about 0.26 mm), rest of body (except appendages) without pilosity.

Color. Major and minor: Body light brown, in major mandibles and genae dark brown.

Type Material

(Major). Colombia, Nariño. Altaquer. Barbacoas. El Barro. Ñambí Natural Reserve, 1º18’N 78º05’W, 1200 m., 1-March-2006, S. Cabrera leg. No. 32 (Deposited in Insect Collection, Instituto de Ciencias Naturales); Paratypes (One major, two minors), same data (Deposited in ICN, Museum of Comparative Zoology).

Etymology

Named after José Celestino Mutis, the distinguished XVIII naturalist, named “The Wiseman”, a Neogranadinian who realized the first study of habits in tropical ants in the Americas.

References