Ctenisodes spp.

Ferro, Michael L., Gimmel, Matthew L., Harms, Kyle E. & Carlton, Christopher E., 2012, Comparison of the Coleoptera communities in leaf litter and rotten wood in Great Smoky Mountains National Park, USA, Insecta Mundi 2012 (259), pp. 1-58 : 22

Ctenisodes spp. (female) ( Fig. 46 )

Comments. This genus was last treated by Casey (1897) (as Pilopius Casey ) and is in need of revision. Range: throughout North America. Habitat: western species are known from arid habitats, one species associated with ants, eastern species are found in leaf litter and rotten wood. Collection Method: sifting/Berlese litter. Biology: predacious, overwinters as adults in Illinois prairie. Present Study: significantly higher abundance in leaf litter, secondary forest, and fall. References: Casey 1897 (as Pilopius ); Park et al. 1949, 1953 (as Pilopius ); Mickey and Park 1956 (as Pilopius ); Park 1964 (as Pilopius ); Chandler 1990b (as Pilopius ); Downie and Arnett 1996 (as Pilopius ); Newton et al. 2001 (as Pilopius ).

Figures

Figures 43–48. Habitus images. 43) Batrisodes beyeri Schaeffer (Staphylinidae: Pselaphinae). 44) Batrisodes sp. (Staphylinidae: Pselaphinae). 45) Conoplectus canaliculatus (LeConte) (Staphylinidae: Pselaphinae). 46) Ctenisodes sp. (Staphylinidae: Pselaphinae). 47) Euboarhexius perscitus (Fletcher) (Staphylinidae:Pselaphinae).48) Eutyphlus dybasi Park (Staphylinidae: Pselaphinae).