Bycanistes is a genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of medium to large, primarily frugivorous hornbills (family Bucerotidae) found in the forests and woodlands of sub-Saharan Africa

Sub-Saharan Africa

Sub-Saharan Africa as a geographical term refers to the area of the African continent which lies south of the Sahara. A political definition of Sub-Saharan Africa, instead, covers all African countries which are fully or partially located south of the Sahara...

. They have often been included in the genus Ceratogymna

Ceratogymna

Ceratogymna is a genus of large, primarily frugivorous hornbills found in the humid forests of Central and West Africa. They are sexually dimorphic, with males being overall black, while females have brown heads and a smaller casque...

, but today most authorities consider them separate. All species in this genus have a black and white plumage

Plumage

Plumage refers both to the layer of feathers that cover a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage vary between species and subspecies and can also vary between different age classes, sexes, and season. Within species there can also be a...

. The plumage of the sexes is similar, but the casque of the male is larger than that of the female.

Species

• Piping Hornbill
  Piping Hornbill
  The Piping Hornbill is a hornbill in the Bucerotidae family. This black-and-white species is found in humid forest and second growth in Central and West Africa, ranging from Senegal east to Uganda and south to Angola. At about in length, it is the smallest member of the genus...
  
   (Bycanistes fistulator).
• Trumpeter Hornbill
  Trumpeter Hornbill
  The Trumpeter Hornbill, Bycanistes bucinator, is a medium-sized hornbill, with length between , characterized by a large grey casque on the bill, smaller in females. The eyes are brown or red, with pink surrounding skin. Body mass is reported between . They are similar to Silvery-cheeked Hornbill...
  
   (Bycanistes bucinator).
• Brown-cheeked Hornbill
  Brown-cheeked Hornbill
  The Brown-cheeked Hornbill is a species of hornbill in the Bucerotidae family.It is found in Ivory Coast, Ghana, Guinea, Liberia, Sierra Leone, and Togo....
  
   (Bycanistes cylindricus).
• White-thighed Hornbill
  White-thighed Hornbill
  The White-thighed Hornbill is a species of hornbill in the Bucerotidae family.It is found in Angola, Benin, Cameroon, Central African Republic, Republic of the Congo, Democratic Republic of the Congo, Equatorial Guinea, Gabon, Nigeria, Sudan, and Uganda...
  
   (Bycanistes albotibialis).
• Black-and-white-casqued (or Grey-cheeked) Hornbill
  Black-and-white-casqued Hornbill
  The Black-and-white-casqued Hornbill, Bycanistes subcylindricus, also known as Grey-cheeked Hornbill, is a large, approximately 70 cm long, black and white hornbill. It has an over-sized blackish bill with large casque on top...
  
   (Bycanistes subcylindricus).
• Silvery-cheeked Hornbill
  Silvery-cheeked Hornbill
  The Silvery-cheeked Hornbill is a large bird at in length with a very large creamy casque on the beak. The female has a smaller casque and reddish skin around the eyes. The head is silver-grey and the rest of the plumage is iridescent black, except for the white rump, lower back, thighs, vent and...
  
  (Bycanistes brevis).