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|Raised to species: Wilson, 2003A: 201.|
Pheidole laidlowi MannHNS, new status
Pheidole triconstricta var. laidlowi MannHNS 1916: 434.
Types Mus. Comp. Zoology Harvard.
Diagnosis A small, yellow, nearly hairless member of the diligensHNS group, similar to bruesiHNS, diligensHNS, inversaHNS, radoszkowskiiHNS, and triconstrictaHNS, differing by the following combination of traits.
Major: sculpture of dorsal surface of head entirely limited to longitudinal carinula restricted to part of head anterior to the posterior eye margin, with no rugoreticulum, and the frontal lobes bare; promesonotal profile strictly 2-lobed, with the lobes connected by a shallow, saddle-like concavity in dorsal-oblique view; propodeal spine very thin, needle-like; color pale yellow.
Minor: differing from that of the species just listed by its narrow occiput.
Measurements (mm) Lectotype major: HW 0.96, HL 0.98, SL 0.66, EL 0.14, PW 0.48.
Paralectotype minor: HW 0.48, HL 0.56, SL 0.66, EL 0.10, PW 0.34.
Color Major and minor: concolorous pale yellow.
Range Amazonian Brazil and Peru.
Figure Upper: lectotype, major. BRAZIL: Rio Madeira (W. M. Mann). Minor: Cuzco Amazonico, 15 km northeast of Puerto Maldonado, Madre de Dios, Peru (Stefan Cover and John E. Tobin). Scale bars = 1 mm.
Found most commonly in these habitats: 2 times found in wet forest.
Found most commonly in these microhabitats: 2 times ex sifted litter, rotten wood.
Collected most commonly using these methods: 2 times Winkler.
Elevations: collected from 200 - 330 meters, 265 meters average