To cite this page, please use the following:
· For print: Citation: AntWeb. Version 8.45.1. California Academy of Science, online at https://www.antweb.org. Accessed .
· For web:
Pheidole davidsonaeHNS new species
Types Mus. Comp. Zool. Harvard.
Etymology Named after the collector and distinguished insect ecologist Diane W. Davidson.
Diagnosis a member of the diligensHNS group similar in various characters to the species listed in the heading above, and distinguished as follows.
Major: head tricolorous (see Color below); antennal scapes thick and short, their tips touching the lateral margin of the head well short of half the distance from eye to occipital corner; propodeal spine straight, about one-third as long as the basal propodeal face; pronotum peaks at middle to form subangle; rugoreticulum present between eye and antennal fossa; carinulae on head do not extend beyond eye level more than half the Eye Length; in full-face view, concavity of occipital margin very broad.
Minor: occiput narrowed, with nuchal collar; pronotum smooth except for foveolate anterior rim; postpetiole from above bell-shaped. Measurements (mm) Holotype major: HW 1.06, HL 1.06, SL 0.64, EL 0.20, PW 0.56. Paratype minor: HW 0.48, HL 0.60, SL 0.70, EL 0.14, PW 0.34.
Color Major: head tricolorous, with clypeus yellow, head posterior to clypeus light brown, rest of head rich dark reddish brown; mesosoma and waist medium to dark reddish brown; gaster dark brown, tarsi yellow, and other appendages brownish yellow. Minor: body medium brown; tarsi yellow; other appendages light brown.
Range Known only from the type locality.
Figure Upper: holotype, major. Lower: paratype, minor. PERU: Cocha Cashu Research Station, Madre de Dios, 400 m (Diane W. Davidson). Scale bars = 1 mm.
Elevations: collected at 400 m
AntWeb content is licensed under a Creative Commons Attribution License. We encourage use of AntWeb images. In print, each image must include attribution to its photographer, the specimen code of the image, and "from www.antweb.org" in each figure caption. For websites, images must be clearly identified as coming from www.antweb.org, with a backward link to the respective source page. See How to Cite AntWeb.
Antweb is funded from private donations and from grants from the National Science Foundation, DEB-0344731, EF-0431330 and DEB-0842395. Sat Nov 28 02:49:33 PST 2020.