Key to Florida species of Paracarsidara
1. Distal segment of aedeagus with basal lobe developed as slight swelling, truncate apically (Brown and Hodkinson 1988: fig. 93G). Female proctiger with apical extension long and upturned (Brown and Hodkinson 1988: fig. 93E)................................................ P. dugesii (Löw)
— Distal segment of aedeagus with prominent basal lobe, rounded apically (Brown and Hodkinson 1988:fig. 95H). Female proctiger with shorter straight apical extension (Brown and Hodkinson 1988: fig. 95E)................................................................. P. gigantea (Crawford)