Saprositellus

Skelley, Paul E., 2007, New South American taxa of Odontolochini Stebnicka and Howden (Coleoptera: Scarabaeidae: Aphodiinae), Insecta Mundi 2007 (22), pp. 1-15 : 10-11

publication ID

https://doi.org/10.5281/zenodo.5172488

persistent identifier

https://treatment.plazi.org/id/03968799-FFA9-4D6C-40F7-95EFA3E526DF

treatment provided by

Felipe

scientific name

Saprositellus
status

 

Key to species of Saprositellus

(modified from Stebnicka 2003)

1. Pronotum trapezoidal; elytra strongly widened in apical third ( Fig. 17 View Figure 17-19 , 24 View Figure 24-25 ), intervals weakly convex, strial punctures moderate in size, intervals twice as wide as striae ........................... 2

— Pronotum subquadrate; elytra slightly widened in apical third or parallel-sided ( Fig. 18-19 View Figure 17-19 ), intervals convex to carinate, strial punctures coarse, intervals slightly wider than striae or narrower. ................................................................................................................................................... 3

2(1). Pronotal lateral margin obtusely angled ( Fig. 20 View Figure 20-23 ); basal pronotal punctures larger than those on head; posterior edge of meso- and metafemora strongly lobed at middle; Peru.......................... ............................................................................................................ S. peruanus Stebnicka

— Pronotal lateral margin evenly rounded to base ( Fig. 21 View Figure 20-23 ); basal pronotal punctures same size as those on head; posterior edge of meso- and metafemora entire, very weakly lobed; Guyana..... ................................................................................................................ S. kenodontus , n. sp.

3(1). Pronotal punctures on disc separated by about one diameter, base lacking marginal line; elytral intervals slightly wider than striae, convex ( Fig. 22 View Figure 20-23 ); posterior edge of meso- and metafemora slightly lobed medially; Brazil, Peru............................................ S. denticulatus Balthasar

— Pronotal punctures on disc separated by less than one diameter, base with marginal line; elytral intervals narrower than striae, carinate ( Fig. 23 View Figure 20-23 ); posterior edge of meso- and metafemora unlobed ....................................................................................................................................... 4

4(3). Elytral humeral denticles large ( Fig. 18 View Figure 17-19 ); basal tarsomere of metatarsus equal in length to second tarsomere; tropical South America .................................................. S. ariquemes Stebnicka

— Elytral humeral denticles small ( Fig. 19 View Figure 17-19 ); basal tarsomere of metatarsus longer than second tarsomere; Panama.......................................................................... S. santaritae Stebnicka

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Aphodiidae