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Pheidole alacrisHNS Santschi, new status

Pheidole flavens st. alacrisHNS Santschi 1923d: 61. Syn.: Pheidole flavens var. mediorubraHNS Santschi 1933f: 107, n. syn.

Types Naturhist. Mus. Basel.

Etymology L alacrisHNS, active, eager.

diagnosis Similar in various traits to species listed in the heading above, distinguished as follows.

Major: brown, with yellow legs; entire dorsum of head except for frontal triangle and midclypeus carinulate; anterior third of pronotal dorsum covered by broken transverse carinulae; all of dorsal surface of head and all of mesosoma foveolate; in side view mesonotal convexity present, although very low; postpetiole seen from above elliptical.

Minor: eye set well forward on head; propodeal spine equilaterally triangular; all of head and mesosoma foveolate; occiput narrowed somewhat, its margin straight; nuchal collar absent.

Measurements (mm) Lectotype major: HW 0.94, HL 0.96, SL 0.52, EL 0.12, PW 0.50.

Paralectotype minor: HW 0.42, HL 0.48, SL 0.42, EL 0.08, PW 0.28.

color Major: body and mandibles medium brown; other appendages dark yellow.

Minor: concolorous light brown.

Range Known only from the type locality.

Biology Unknown.

figure Upper: lectotype, major. Lower: paralectotype, minor. ARGENTINA: Estacion Sosa, Entre Rios. Scale bars = 1 mm.