Neotrichaphodioides, Dellacasa & Dellacasa & Skelley, 2010

Dellacasa, Marco, Dellacasa, Giovanni & Skelley, Paul E., 2010, Neotrichaphodioides, new genus of Neotropical Aphodiini, with description of a new species from Peru (Scarabaeoidea: Scarabaeidae: Aphodiinae), Insecta Mundi 2010 (133), pp. 1-12 : 3

Key to species of Neotrichaphodioides

1. Elytra denticulate at shoulder; pronotum evenly, moderately closely punctured. Body brownishred. Length 5.0-6.0 mm. Bolivia, Costa Rica............................ N. forsterianus (Balthasar)

— Elytra not denticulate at shoulder; pronotum dually punctured. Body color, length and distribution variable ..................................................................................................................................... 2

2(1). Clypeus almost semicircular; genae obtusely rounded, slightly protruding beyond eyes. Body dark reddish brown. Length 5.0-5.5 mm. Ecuador......................... N. ecuadoriensis (Petrovitz)

— Clypeus subtruncate anteriorly; genae distinctly protruding beyond eyes. Body color, length and distribution variable ................................................................................................................. 3

3(2). Posterior half of elytra with short, dense pubescence in males. Body piceous. Length 7.0-8.0 mm. Peru......................................................................................... N. woytkowskii , new species

— Elytra glabrous in both sexes, at most with short, sparse pubescence before apex in males. Body yellowish to reddish brown. Length less than 6.0 mm. Widespread in South America .......... 4

4(3). Elytral intervals distinctly convex, with short, sparsely pubescence preapically in males; superior apical spur of hind tibiae almost as long as first tarsal segment. Body reddish brown. Length 5.0-6.0 mm. Brazil................................................................................... N. volxemi (Harold)

— Elytral intervals almost flat, glabrous in both sexes, superior apical spur of hind tibiae distinctly shorter than first tarsal segment. Body yellowish brown. Length 3.5-4.5 mm. Argentina, Bolivia, Brazil, Colombia, Venezuela........................................................ N. caracanus (Balthasar)