Corallus annulatus, known as the ringed tree boa,[1] annulated tree boa, and northern annulated tree boa, is a boa species found in Central and South America. Three subspecies are currently recognized, including the nominate subspecies described here. Like all boas, it is a non-venomous constrictor.
The color pattern consists of a brownish-red ground color overlaid with blackish rings or netlike reticulations.[1]
Found in Central America in eastern Guatemala, Honduras, Nicaragua, Costa Rica, Panama. Also in South America in Pacific Colombia and northwestern Ecuador. The type locality given is "Costa Rica."
| Subspecies | Taxon author | Common name | Geographic range |
|---|---|---|---|
| C. a. annulatus | (Cope, 1875) | northern annulated tree boa | |
| C. a. colombianus | (Rendahl & Vestergren, 1940) | Colombian annulated tree boa | |