1. Mesial process of first pleopod much
larger than central projection and extending caudodistad much
beyond it (Fig. 52a):........................................................................................................................................
.......................................................................................
Procambarus
(Pa.) paradoxus (Ortmann, 1906).
(Tributaries of Río Tecoluta at Tetela de Ocampo y La Cañada, 35 km. northeast
of Zacapoaxtla,
Puebla, México).
Mesial process of first pleopod much
smaller than central projection and not extending so far
distad as central
prjection (Fig. 52b):..................... Procambarus (Pa.)
ortmanni (Villalobos, 1949).
(Tributary of Río San Marcos (to Río Cazones), 6 km. northeast of Zihuateutla,
Puebla, México.
Literature: Villalobos, 1955).
Fig. 52. Lateral
view of left first pleopods. a, Procambarus
paradoxus; b, P. ortmanni.