FIGURE 6 in A cryptic palm-pitviper species (Squamata: Viperidae: Bothriechis) from the Costa Rican highlands, with notes on the variation within B. nigroviridis

FIGURE 6. Topographical map indicating localities of Bothriechis nigroviridis (black symbols) and B. nubestris sp. n. (blue symbols) used in this study: 72 used in morphological analyses (circles), 21 used in genetic analyses (squares), and 3 used in both (triangles)