Pseudexogone, AUGENER, 1922

Salazar-Vallejo, Sergio I., Bailey-Brock, Julie H. & Dreyer, Jennifer C., 2007, Revision of Pseudexogone Augener, 1922 (Annelida, Polychaeta, Syllidae), and its transfer to Pilargidae, Zoosystema 29 (3), pp. 535-553 : 552

KEY TO SPECIES OF PSEUDEXOGONE AUGENER, 1922

1. Prostomium with dark eyes (pigment rarely faded out); furcates with larger tine slightly longer than smaller tine .............................................................................................. 2

— Prostomium without eyes; furcates with larger tine about twice as long as smaller tine ... 4

2. Furcates with smaller tine thin ................................................................................... 3

— Furcates with smaller tine thick ....................................................... P. williamsae n. sp.

3. Furcates with larger tine blade curved, with a subdistal notch ............ P. imajimai n. sp.

— Furcates with larger tine blade straight, with a subdistal hump ................. P. backstromi

4. Furcates with blade straight, not curved .............................................. P. helmuti n. sp.

— Furcates with blade curved, not straight ............................................ P. dineti n. comb.