Ochodaeus, Dejean, 1821

Paulsen, M. J., 2019, Three new Madagascan species of Ochodaeus Dejean (Coleoptera: Scarabaeoidea: Ochodaeidae), Insecta Mundi 2019 (684), pp. 1-14: 11

publication ID

http://doi.org/ 10.5281/zenodo.2579565

publication LSID

lsid:zoobank.org:pub:urn:lsid:zoobank.org:pub:600D70CF-9674-44C6-87FF-DE1B0D2CAA4D

DOI

http://doi.org/10.5281/zenodo.5315612

persistent identifier

http://treatment.plazi.org/id/BC3287C6-FFC3-FFC1-E4AA-FCE0FA54FA35

treatment provided by

PlaziZenodoSync

scientific name

Ochodaeus
status

 

Key to species of Ochodaeus   in Madagascar

1. Pronotum everywhere strongly, densely granulate with elevated tubercles ( Fig. 13 View Figures 13–18 )........ 2

— Pronotum either entirely smooth and punctate or with weak granulation confined to disc ( Fig. 14 View Figures 13–18 )........................................................................ 4

2(1). Elytral tubercles on intervals sparse; body length less than 4 mm.... O. pygmaeus Paulian  

— Elytral tubercles dense; body length greater than 4 mm............................... 3

3(2). Median thickening of clypeal bead variable, lateral thickening always evident ( Fig. 15 View Figures 13–18 ); body usually> 9.0 mm....................................... O. isoanalensis Paulian  

— Median thickening of clypeal bead simply convex, bead thin laterally ( Fig. 16 View Figures 13–18 ); body length usually 4.5–8.0 mm................................................... O. miliaris Klug  

4(1). Pronotal surface simply punctate............. O. modopunctatus Paulsen   , new species

— Pronotal surface weakly granulate on disc.......................................... 5

5(4). Clypeal bead evenly curved ( Fig. 17 View Figures 13–18 ). Mentum deeply, entirely furrowed ( Fig. 5 View Figures 4–12 ). Males usually with 2 pollices on protibia.................. O. polypollicatus Paulsen   , new species

— Clypeal bead wavy ( Fig. 18 View Figures 13–18 ). Mentum with furrow not reaching past middle ( Fig. 6 View Figures 4–12 ). Males with a single pollex on protibia...................... O. meandrus Paulsen   , new species