FIGURE 4 in Eurycercus (Bullatifrons) norandinus (Crustacea: Branchiopoda: Eurycercidae), a new species of Cladocera in the Neotropical Region

FIGURE 4. Regression lines of A, length of the headshield HL; B, number of postabdominal teeth NPT; C, number of proximal spinules of trunk limb I NPSLI, and D, number of marginal spinules of trunk limb I NMSLI, versus postabdominal length PL, in the species of Eurycercus (Bullatifrons). vern = vernalis, long = longirostris, pom = pompholygodes, nor = norandinus, macr = macrocanthus.