Key to subgenus Cumewingia from western tropical Atlantic

Females

1. Carapace with dorsal denticles or tubercles................................................................. 2

- Carapace without dorsal denticles or tubercles............................................................... 7

2. Carapace with dorsal denticles........................................................................... 3

- Carapace with dorsal tubercles........................................................... vicina Zimmer, 1944

3. Carapace with 2 rows of short denticles................................................. biserrata Petrescu, 2002

- Carapace with 1 median row of denticles................................................................... 4

4. Carapace with 7 dorsal denticles......................................................... serrata Calman, 1911

- Carapace with 1–2 dorsal denticles........................................................................5

5. Carapace with 2 dorsal denticles................................................ somersi Petrescu & Sterrer, 2001

- Carapace with 1 dorsal denticle.......................................................................... 6

6. Uropodal peduncle with 4 medial setae....................................... antipai Petrescu, Iliffe & Sarbu, 1994

- Uropodal peduncle with 1 medial seta.................................................. murariui Petrescu, 2002

7. Uropodal endopod with 4 medial setae................................................... hirsuta (Hansen, 1895)

- Uropodal endopod with 2–3 setae......................................................................... 8

8. Uropodal endopod with 3 setae.................................................. bacescui Petrescu & Iliffe, 1992

- Uropodal endopod with 1–2 setae......................................................................... 9

9. Uropodal endopod with 2 medial setae.................................................................... 10

- Uropodal endopod with 1 medial seta.......................................... gomoiui Băcescu & Muradian, 1977

10. Uropodal exopod as long as endopod.................................................... ocellata Băcescu, 1992

- Uropodal exopod shorter than endopod........................................ garrityi Băcescu & Muradian, 1977