1. The B chromosome system of Trypoxylon (Trypargilum) albitarse (Hymenoptera, Sphecidae) I. Banding analysis;Araújo;Cytobios,2000
2. Karyotypes and heterochromatin distribution (C-band patterns) in three species of Microstigmus wasps (Hymenoptera, Sphecidae, Pemphredoninae);Costa;Brazilian Journal of Genetics,1993
3. Myrmecia pilosula
, an Ant with Only One Pair of Chromosomes