Hypsiglena cf. chlorophaea undescribed species
near Álamos, Sonora, MexicoAugust 21, 2017
undescribed species (Hypsiglena cf. chlorophaea)
Recent studies have determined that the nightsnakes in this area should be considered a distinct species, split out from Hypsiglena chlorophaea. However, the actual description of this new species has not yet occurred, so they are in a sort of taxonomical limbo for the moment.
near Álamos, Sonora, MexicoAugust 22, 2017
undescribed species (Hypsiglena cf. chlorophaea)
The white nape is a feature apparently found only on this yet-to-be described species of nightsnake. However, it is not present on all individuals (such as the first one pictured above).
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