FIGURE 2 in Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species

FIGURE 2. Morphological characters used for species description of the appendages of the freshwater crayfish genus Parastacus. A—­ antennal scale; B—­ mandible; C—­ third maxilliped, ventral view; D—­ cheliped, lateral view; E—­ cheliped, dorsal view; F—­ second pereiopod, lateral view; G—­ tailfan. ca = carpus, cd = crista dentata, cdc = cephalodistal cusp, cmp = cephalic molar process, cdc = cephalodistal cusp, da = dactylus, ddls = diaresis dorsolateral spines, dl = distal lobe, dm = distal margin, dpc = distoproximal cusp, dspa = dorsal surface of palm, en = endopod, enmc = endopod median carina, ex = exopod, exmc = exopod median carina, exls = exopod lateral spine, f = flagellum, ff = fixed finger, il = incisor lobe, im = inner margin, is = ischium, lg = longitudinal groove, lm = lateral margin, ls = lateral spine, me = merus, p = palp, pa = palm, pl = proximal lobe, pr = propodus, rt = row of tubercles, s = spine, se = setae, te = telson, t = tubercle, vspa = ventral surface of palm.