The genus Eumastigonus has at least 30 species, for which there are only 11 names available and some of these are certainly synonyms. All but one of the known species were collected in the North Island, and the u...

see Eumastigonus distinctior

Eumastigonus insulanus presents a problem that is seen in many widespread species (see Eumastigonus distinctior). It was originally described from Stephens Island, Marlborough Sounds and has since been foun...

see Eumastigonus distinctior