Identification and character analysis of the Acerentomidae (Protura) of the northeastern Palearctic (Protura: Acerentomidae) Author Shrubovych, Julia text Zootaxa 2014 3755 2 136 164 journal article 46612 10.11646/zootaxa.3755.2.2 acfc0c4f-a91d-4244-b034-3314528fb476 1175-5326 228438 2BA7877A-8CDF-4658-A789-F18EE565422B Subfamily Berberentulinae Yin, 1983 Berberentulinae is extraordinarily diverse in genera (29 genera in the world according to Szeptycki, 2007 ) and species. Within this subfamily Baculentulus Tuxen, 1977 is the only genus known from the northeastern Palearctic. This genus contains 38 known species ( Shrubovych 2010a ), mainly distributed in Africa, South America , Australia , New Zealand , Thailand , Southern China and Japan ( Fig. 2 ). None occurs in Siberia, but four species, Baculentulus potapovi , B. pomorskii , B. borealis and B. loxoglenus , have been recorded from the southeastern Russian Far East ( Nakamura 2004 ; Shrubovych 2010a ).