Pheidole angusta

Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Harvard University Press, Cambridge, MA, pp. 163-216 : 167

Pheidole angusta Forel

Pheidole angusta Forel 1908h: 373. Syn.: Pheidole angusta r. idulis Forel 1912g: 235, n. syn.

types Mus. Hist. Nat. Geneve.

etymology L angusta , narrow, allusion unknown.

diagnosis A yellow, long-scaped member of the diligens group similar to longiscapa , differing as follows. Major: dorsal surface of head with sparse long hairs, some longer than Eye Length; antennal scape approaching occipital corner within less than its own maximum width; carinulae of head not extending posteriorly beyond eyes; apex of petiolar node tapering to a near point in side view.

Minor: pilosity of dorsal surface of head and promesonotum sparse, long, some hairs longer than Eye Length; humerus in dorsaloblique view denticulate; petiolar node in side view tapered almost to a blunt point; occiput with nuchal collar. Measurements (mm) Lectotype major: HW 1.12, HL 1.14, SL 0.84, EL 0.18, PW 0.52. Paralectotype minor: HW 0.60, HL 0.74, SL 0.86, EL 0.14, PW 0.40. Color Major and minor: concolorous medium yellow. Range Recorded from Sao Paulo and Rio de Janeiro, Brazil. Biology Unknown.

Figure Upper: lectotype, major. Lower: paralectotype, minor. BRAZIL: Ipiranga, Sao Paulo. Scale bars = 1 mm.