Description of three new species of the genus <i>Allochthonius</i> Chamberlin, 1929 (Pseudoscorpiones: Pseudotyrannochthoniidae) from China

Abstract

The pseudoscorpion genus Allochthonius Chamberlin, 1929, belonging to the family Pseudotyrannochthoniidae Beier, 1932, is reported from China, and the subgeneric characters of Allochthonius (Allochthonius) are reviewed in detail. Three new species are diagnosed, described and illustrated under the names Allochthonius (A.) fuscus sp. nov., A. (A.) wui sp. nov. and A. (A.) trigonus sp. nov. A distribution map and a key to the species of subgenus Allochthonius (A.) are provided. In addition, Centrochthonius sichuanensis Schawaller, 1995 is transferred to Allochthonius, forming the new combination A. (A.) sichuanensis (Schawaller).