Key to species currently within the family Bunakenia Guţu, 1995

1. At least two pereonites with posterolateral apophyses (hook-like processes)....................................... 2

- All pereonites lacking posterolateral apophyses (hook-like processes)........................................... 4

2. Antennule accessory flagellum with three articles.......................................... B. aspalieus (Thailand)

- Antennule accessory flagellum with five articles; male cheliped with proximal tooth on fixed finger.................... 3

3. Pereonites 2 and 3 with posterolateral apophyses; antennule inner margin of first peduncle article not denticulate; pereopod 1 propodus with five ventral spiniform setae................................................ B. kadazan (Malaysia)

- Pereonites 2–5 with posterolateral apophyses; antennule inner margin of first peduncle article denticulate; pereopod 1 propodus with four ventral spiniform setae............................................ B. hamata n. sp. (GOM/NW Atlantic)

4. Pereopod 1 basis without plumose setae................................................................... 5

- Pereopod 1 basis with plumose setae...................................................................... 6

5. Antennule accessory flagellum with three articles; pereopod 1 propodus with five ventral spiniform setae.................................................................................................. B. anomala (Australia)

- Antennule accessory flagellum with six articles; pereopod 1 propodus with four ventral spiniform setae................................................................................................ B. sudvestatlantica (Brazil)

6. Antennule accessory flagellum with five articles; pereopod 1 propodus with six ventral spiniform setae..................................................................................................... B. salzella (Australia)

- Antennule accessory flagellum with three or four articles; pereopod 1 propodus with four or five ventral spiniform setae... 7

7. Antennule accessory flagellum with four articles; pereopod 1 propodus of female with four ventral spiniform setae......................................................................................... B. tanzaniana (Tanzania)

- Antennule accessory flagellum with three articles; pereopod 1 propodus of female with five ventral spiniform setae....... 8

8. Pereopod 1 merus with dorsodistal spiniform seta............................................. B. betatari (Brunei)

- Pereopod 1 merus lacking dorsodistal spiniform seta..................................... B. indonesiana (Indonesia)