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Types Mus. Zool. Univ. Sao Paulo; Mus. Comp. Zool. Harvard.
Etymology Presumably from Gr dictyo-, pertaining to a net; i.e., the rugoreticulum of body surfaces.
diagnosis Similar in various ways to aperHNS, bambusarumHNS, breviconaHNS, laeviventrisHNS, lutziHNS, risiiHNS, rugatulaHNS, senilisHNS, sigillataHNS, trachydermaHNS, and trainiHNS, distinguished as follows.
Major: head transversely rectangular, with Head Width 1.1X Head Length; entire dorsal surface of head wholly rugoreticulate except for frontal triangle and mid-clypeus, which are smooth; main lines of rugoreticulum on frontal lobes oriented longitudinally, as illustrated; all of head and mesosoma foveolate except mesopleuron, which is smooth; mesonotal convexity subangulate; postpetiole seen from above cone-shaped.
Minor: almost all of dorsal head surface and promesonotal dorsum rugoreticulate.
Measurements (mm) Paratype major: HW 1.16, HL 1.08, SL 0.42, EL 0.06, PW 0.60.
Paratype minor: HW 0.58, HL 0.58, SL 0.46, EL 0.08, PW 0.38.
color Major: dark reddish brown; appendages medium reddish brown.
Minor: body and mandibles dark reddish brown, almost black; appendages brownish yellow.
Range Known only from the state of Sao Paulo, Brazil.
Biology Occurs in rainforest.
Figure Upper: major (Boraceia Biological Station, Salesopolis, Sao Paulo, 850 m, W. L. Brown) (compared by me with paratype). Lower: paratype, minor. (Type locality: Nova Teutonia, Brazil.) Scale bars = 1 mm.