Pseudanisentomon

Nakamura, Osami, 2010, Taxonomic revision of the family Eosentomidae (Hexapoda: Protura) from Japan 2701, Zootaxa 2701, pp. 1-109 : 10

Key to Japanese species of Pseudanisentomon

1. On head, labral setae absent.................................................................... 2

- On head, labral setae present................................................................... 3

2. Empodium on middle tarsus about 1/3 of claw length; foretarsal sensillum b'1 halfway between δ 3' and δ 4'; pseudoculus without inner structure.............................................. Ps. babai (Imadaté)

- Empodium on middle tarsus less than 1/5 of claw length; foretarsal sensillum b'1 near δ 3'; pseudoculus with inner structures..................................................................... Ps. donan sp. nov

3. Empodium on middle tarsus less than 1/5 of claw length; foretarsus length more than 110 µm; BS more than 1.1.............................................................................. Ps. ishiii Nakamura

- Empodium on middle tarsus longer than 2/3 of claw length; foretarsus length less than 70 µm; BS less than 0.9............................................................................... Ps. parvum sp. nov.