Family – Chthoniidae
Chthonius halberti (Halbert’s chthoniid)
Chthonius ischnocheles (Common chthoniid) ✓
Chthonius tenuis (Dark-clawed chthoniid)
Chthonius orthodactylus (Straight-clawed chthoniid)
Ephippiochthonius kewi (Kew’s chthoniid)
Ephippiochthonius tetrachelatus (Dimpled-clawed chthoniid)
Chthonius ischnocheles (Common chthonic) discovered in leaf litter in Eaton Wood, Notts by Samantha Batty (30 March 2026)
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