- Beauveria diapheromeriphila, an immature specimen of this stick bug Cordyceps.
- Beautiful Leptonia / Entoloma sp., possibly close to Entoloma calliderma growing in Fin del Mundo
- Beautiful Chaetocalathus liliputianus? fruiting bodies each between 3 to 5 mm seen in El Cedro
- Bare-faced ibis - Phimosus infuscatus seen in San Agustin
- Auriscalpium villipes, a hydnoid wood decayer found in Isla Escondida
- Auriscalpium villipes with its cool hydnoid hymenium
- Auriscalpium villipes cap seen in Isla Escondida
- Auricularia, maybe A. nigricans (formerly A. polytricha) seen near Mocoa
- Auricularia fuscococcinea growing in Isla Escondida
- Architis sp.? spider surrounded by Panellus sp in Mocoa
- Ant hyperparasit seen in Mocoa
- Another Coltricia sp. with scale seen in Isla Escondido
- Anadenobolus, a harmless giant millipede which was ubiquitous in Isla Escondida, Putumayo
- An Entoloma or Clitopilus growing in San Agustin, Huila
- Amanita colombiana growing in the Andean oak forest in reserva El Cedro, South Huila
- A white tiny Favolaschia growing on a stick in Reserva El Cedro
- a small pored Favolus sp. seen in San Agustin Archelogical Park, Huila
- a red small Mycena sp. seen Isla Escondida
- A red Russula growing with Quercus humboldtii in Reserva El Cedro in 2100m, South Huila
- A past prime Ophiocordyceps binata with hyperparasite