Periacma

publication ID	https://doi.org/ 10.11646/zootaxa.3835.2.8
publication LSID	lsid:zoobank.org:pub:23D178B6-5A62-4E6A-9CD3-1BBA8002A04B
DOI	https://doi.org/10.5281/zenodo.5231937
persistent identifier	https://treatment.plazi.org/id/6B7787AC-8914-FFB2-FF0C-3216E192F86B
treatment provided by	Plazi
scientific name	Periacma
status

Key to species of Periacma , Irepacma and Epiracma from Taiwan

1 Valva in male with a dorso-proximal process.............................................................. 2

- Valva in male without dorso-proximal process.............................................................. 3

2 Aedeagus with a hooked process medially........................................... Periacma aduncata sp. nov.

- Aedeagus without a hooked process....................................................... Periacma delegata

3 Apophysis anterioris in female absent.................................................................... 4

- Apophysis anterioris in female present................................................................... 5

4 Gnathos weakly sclerotized, nearly membranous........................................... Irepacma conioxantha

- Gnathos heavily sclerotized....................................................... Irepacma flagellata sp. nov.

5 Gnathos broadly subtriangular................................................. Epiracma longicaudata sp. nov.

- Gnathos annular................................................................. Epiracma annularis sp. nov.