Onycocaridella Bruce, 1981

Marin, Ivan, 2008, A revision of the generic position of Typton australis Bruce, 1973 (Decapoda: Palaemonidae: Pontoniinae), with a new diagnosis for the pontoniine shrimp genus Onycocaridella Bruce, 1981, Zootaxa 1897, pp. 64-66 : 65

Key to the species of the genus Onycocaridella Bruce, 1981

1. Scaphocerite of antenna with small distolateral tooth. Ventral surface of the dactylus of third pereiopod serrated .... ...................................................................................................................................................... O. prima Bruce, 1981

- Scaphocerite of antenna without distolateral tooth. Ventral surface of the dactylus of third pereiopod smooth, entire ...................................................................................................................................................................................... 2

2. Rostrum turned forward, twice longer than deep, reaching to the anterolateral margin of the carapace. Palm of the second pereiopod smooth. Exopod of the first maxilliped with caridean lobe. Dorsal spines on the telson small, both pairs situated in distal half of the telson ............................................................ O. australis ( Bruce, 1973) comb. nov.

- Rostrum reduced, turned downward, about 5 times longer than deep, not reaching to the anterolateral margin of the carapace. Palm of the second pereiopod granulated. Exopod of the first maxilliped without caridean lobe. Dorsal spines on the telson large, situated at 0.4 and 0.8 of the telson length .................................... O. antokha Marin, 2007