Callicebus (Callicebus) olallae Lönnberg 1939
Callicebus (Callicebus) olallae Lönnberg 1939, Ark. f. Zool., 31A: 16.
Type Locality: Bolivia, El Beni Prov., La Laguna (5 km from Santa Rosa).
Vernacular Names: Ollala Brothers' Titi.
Distribution: Known only from the type locality.
Conservation: CITES – Appendix II; IUCN – Data Deficient.
Discussion: Subgenus Callicebus . C. donacophilus species group.