Figure 12 from: Rivadeneira CD, Venegas PJ, Ron SR (2018) Species limits within the widespread Amazonian treefrog Dendropsophus parviceps with descriptions of two new species (Anura, Hylidae). ZooKeys 726: 25-77. https://doi.org/10.3897/zookeys.726.13864

Figure 12 Frontal and lateral views of the head of adults of Dendropsophus parviceps species complex. Dendropsophus parviceps: A Male (QCAZ 52752) and D Female (QCAZ 44440) without tubercles (indicated by arrow); D. kamagarini: B Male (CORBIDI 8151) and E Female (CORBIDI 8152) with a conspicuous tubercle (arrow); D. kubricki: C Male (CORBIDI 15776) and F Female (CORBIDI 15785) with small tubercles (arrow). Note the snout shape in lateral view, truncate to slightly inclined posteroventrally in D. parviceps, truncate in D. kamagarini, and rounded and inclined posteroventrally in D. kubricki. Scale bar 5 mm.