Fig. 5

Internal structures of lineages I (1A-1C) and II (2A-2C) of P. monodon from the northern coast of Brazil. (1A- mandible pair, 1B- maxilla, 1C- non-segmented endopod with two distal spines; 2A- mandible pair, 2B- maxilla, 2C- non-segmented endopod with five distal spines). This art was created in the Inkscape program.