Pheidole in the New World. A dominant, hyperdiverse ant genus. Author Wilson, E. O. text 2003 Harvard University Press Cambridge, MA http://atbi.biosci.ohio-state.edu/HymOnline/reference-full.html?id=20017 book 20017 Pheidole lutzi Forel Pheidole lutzi Forel 1905e: 168. Syn.: Pheidole lutzi var. heinzi Forel 1913m: 225, n. syn. Types Mus. Hist. Nat. Geneve. Etymology Named after the collector, Adolpho Lutz. diagnosis Similar in various traits to aper , bambusarum , brevicona , dyctiota , laeviventris , risii , rugatula , senilis , sigillata , trachyderma , and traini , differing as follows. Major: head from the side and in full-face view subrectangular, elongate (Head Length 1.2X Head Width), expanded slightly anterior to eyes so that in full-face view the anterior margin is wider than the occiput; all of dorsal head surface, including frontal lobes rugoreticulate (except for antennal fossae, which are rugulose, and frontal triangle and midclypeus, which are smooth); all of promesothorax rugoreticulate; propodeal spines thin, one-third as long as propodeal basal face; postpetiole from above diamond-shaped. Minor: most of dorsal head surface and all of promesothorax rugoreticulate; occiput strongly narrowed but with no nuchal collar; in side view propodeum descends to metanotum in vertical face. Measurements (mm) Lectotype major: HW 1.26, HL 1.54, SL 0.80,. EL 0.20, PW 0.74. Paralectotype minor: HW 0.70, HL 0.84, SL 0.84, EL 0.12, PW 0.48. Color Major: head, mesosoma, and antennae medium reddish brown; waist, gaster, and legs light reddish brown. Minor: concolorous light reddish brown. Range Known only from the type locality. Biology The types were collected from a cavity in a bamboo trunk. figure Upper: lectotype, major. Lower: paralectotype, minor. BRAZIL: Serra da Cantareira, Sao Paulo (Adolpho Lutz). Scale bars = 1 mm.