Poerilothranpis (Tanagers), Cerro Pichincha, Ecuador; Paramo La Negra, Ecuador (?), 195922 pages1 hour of reading2021Track
Saguinus (Tamarin Monkeys), Indexes - Barro Colorado Island, Forest Reserve, Ancon Hill, Gamboa Highway, Panama - Notes, 1959, 1964-1967344 pages13 hours of reading2021Track
