Key for the identification of the species of Paradynomene

1. Carapace shape sub­oval in dorsal view, CW greater than CL ...................................... .......................................................................................... Paradynomene rotunda n. sp.

­ Carapace shape sub­rectangular in dorsal view, CW greater than or equal to CL........ 2

2. Less than 15 areolate tubercles on dorsal surface of carapace ..................................... 3

­ More than 15 areolate tubercles on dorsal surface of carapace ................................... 4

3. Rostrum bidentate, no cardiac tubercles ............................ Paradynomene teufel n. sp.

­ Rostrum tridentate, two cardiac tubercles ......................... Paradynomene diablo n. sp.

4. No urogastric tubercles, carapace profile humped in side view, surface covered in dense fine granules .................................................... Paradynomene quasimodo n. sp.

­ Two urogastric tubercles, carapace evenly convex in profile, surface covered in coarse granules.........................................................................................................................5

5. Two cardiac tubercles, six anterolateral teeth, surface densely covered in granules ..... ......................................................................... Paradynomene tuberculata Sakai, 1963

­ One cardiac tubercle along median line, five anterolateral teeth, surface sparsely cov­ ered in granules separated by dense short setae ................ Paradynomene demon n. sp.