Pheidole terribilis

Nothing is known about the biology of terribilis.

Identification
See the description in the nomenclature section.

Distribution
From Wilson (2003): Known from the type locality, and 35 km south-southeast of Flor de Oro, Santa Cruz, Bolivia, 450 m (P. S. Ward).

This taxon was described from Surinam.

Description
Similar in various traits to Pheidole horribilis, Pheidole minax, Pheidole ursus and Pheidole macromischoides, differing as follows.

Major: propodeal spine stout, about half as long as propodeal basal face; rear third of head smooth, with scattered foveae; a loose rugoreticulum between eye and antennal fossa on each side; frontal lobes and vertex carinulate; anterior half of promesonotum rugoreticulate, rear half smooth; postpetiolar dorsum foveolate and carinulate; gaster entirely smooth.

Minor: occiput and sides of head to level of eyes rugoreticulate; lower half of mesopleuron loosely rugose, and dorsum foveolate only, with rest of promesothorax rugoreticulate.

MEASUREMENTS (mm) Holotype major: HW 1.80, HL 1.86, SL 0.94, EL 0.20, PW 0.90. Paratype minor: HW 0.76, HL 0.70, SL 0.82, EL 0.14, PW 0.50.

COLOR Major: body, antennae, mandibles medium reddish brown; legs brownish yellow.

Minor: mesosoma, waist, and appendages light to medium reddish brown; head and gaster dark reddish brown.



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

Type Locality Information
SURINAME: Voltzberg Camp, Raleigh-Vallen-Voltzberg Reserve, 90 m (James Carpenter and D. Trail).

Etymology
L terribilis, dreadful, frightful.