Key to the known Australian species of Epyris

Females

1. Metasoma bright castaneous throughout.................................................. E. fulgeocauda sp. nov.

- Metasoma at least partially black or dark castaneous......................................................... 2

2. Mandible bidentate................................................................... E. carpenteri sp. nov.

- Mandible with more than two teeth....................................................................... 3

3. Mandible with rounded, intermediate rudimentary tooth between regularly sharpened upper two teeth... E. azevedoi sp. nov.

- Mandible without intermediate rudimentary tooth, all teeth progressing in size posteriorly to anteriorly.................. 4

4. Upper tooth on mandible with distinct cleft, divided into two sharpened points, body with iridescent blue color................................................................................................. E. herschae sp. nov.

- Mandible with teeth simple.............................................................................. 5

5. Propodeum smooth, not reticulate......................................................... E. fulvimanus Kieffer

- Propodeum with reticulations on shining surface................................................ E. loisae sp. nov.