Lybius dubius "Bearded Barbet (Lybius dubius)" by Leszek.Leszczynski via Flickr, Creative Commons Attribution.	Lybius torquatus "Black collared barbet (Lybius torquatus) in my back yard. It was not after the seeds, but some apple" by Derekkeats via Flickr, Creative Commons Attribution ShareAlike.
Pogoniulus chrysoconus "Yellow-fronted Tinkerbird (Pogoniulus chrysoconus)" by Rainbirder via Flickr, Creative Commons Attribution ShareAlike.	Stactolaema leucotis "White-eared barbet" by Johanvrensburg via Flickr, Creative Commons Attribution.
Stactolaema olivacea "Green Barbet (Stactolaema olivacea)" by Rainbirder via Flickr, Creative Commons Attribution ShareAlike.	Red-and-yellow Barbet, Trachyphonus erythrocephalus J.U.L ©.
Trachyphonus vaillantii "Crested Barbet (Trachyphonus vaillantii)" by Lip Kee via Flickr, Creative Commons Attribution ShareAlike.	Tricholaema leucomelas "Acacia Pied Barbet (Tricholaema leucomelas) " by Ian.white1 via Flickr, Creative Commons Attribution-NoDerivs.

Taxonomy:

Buccanodon duchaillui (Add)

Gymnobucco bonapartei (Add)
Gymnobucco calvus (Add)
Gymnobucco peli (Add)
Gymnobucco sladeni (Add)

Lybius bidentatus (Add)
Lybius chaplini (Add)
Lybius dubius

Lybius guifsobalito (Add)
Lybius leucocephalus (Add)
Lybius melanopterus (Add)
Lybius minor (Add)
Lybius rolleti (Add)
Lybius rubrifacies (Add)
Lybius torquatus

Lybius undatus (Add)
Lybius vieilloti (Add)

Pogoniulus atroflavus (Add)
Pogoniulus bilineatus (Add)
Pogoniulus chrysoconus

Pogoniulus coryphaeus (Add)
Pogoniulus leucomystax (Add)
Pogoniulus pusillus (Add)
Pogoniulus scolopaceus (Add)
Pogoniulus simplex (Add)
Pogoniulus subsulphureus (Add)

Stactolaema anchietae (Add)
Stactolaema leucotis

Stactolaema olivacea

Stactolaema whytii (Add)

Trachylaemus purpuratus (Add)

D'Arnaud's Barbet, Trachyphonus darnaudii (Add)
Red-and-yellow Barbet, Trachyphonus erythrocephalus

Trachyphonus margaritatus (Add)
Trachyphonus vaillantii

Tricholaema diademata (Add)
Tricholaema frontata (Add)
Tricholaema hirsuta (Add)
Tricholaema lacrymosa (Add)
Tricholaema leucomelas

Tricholaema melanocephala (Add)