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Black-and-white-casqued Hornbill (subquadratus)
Bycanistes subcylindricus subquadratus Cabanis, JL; Schütt, O 1881
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Bucerotiformes
Family:
Bucerotidae
Genus:
Bycanistes
Scientific:
Bycanistes subcylindricus subquadratus
Classification
Order:Bucerotiformes
Family:
Bucerotidae
Genus:
Bycanistes
Scientific:
Bycanistes subcylindricus subquadratus
Original description
Citation:
Cabanis, JL; Schütt, O 1881
Reference:
J. f. Orn.
28, no.152 p.350 pl.1
Imprint year:
1880
Protonym:
Bycanistes subquadratus
Type locality:
Mona Hongola, Angola.
Link:
https://www.biodiversitylibrary.org/item/101708#page/362/mode/1up
Avibase identifiers
Avibase ID:
E39320B5FCCCF791
Avibase ID:
avibase-E39320B5
Short link:
https://avibase.ca/E39320B5
Taxonomic Serial Number:
TSN: 707875
Geographic range:
- Bycanistes subcylindricus subquadratus: Nigeria (east of Niger River) to western Kenya, Burundi, and Angola
Source: Clements checklist
Black-and-white-casqued Hornbill (subquadratus)
French:
Calao à joues grises (subquadratus)
Authorities recognizing this taxonomic concept:
| Avibase taxonomic concepts (current): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 2023 (May 2023): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 2024 (Oct 2024): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 2025 (Nov 2025): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 01 (August 2013): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 02 (May 2014): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 03 (March 2015): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 04 (Aug 2016): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 05 (Jan 2017): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 06 (Feb 2018): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 07 (Feb 2020): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avibase taxonomic concepts v. 08 (Feb 2021): Black-and-white-casqued Hornbill (subquadratus) ( Bycanistes subcylindricus subquadratus) |
| Avilist 2025: Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v5 (Dec 2020): Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v6 (Dec 2021): Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v6b (Jul 2022): Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v7 (Dec 2022): Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v8 (Dec 2023): Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v9 (Oct 2024): Bycanistes subcylindricus subquadratus [version 1] |
| HBW and BirdLife Taxonomic Checklist v10 (Oct 2025): Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2021: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2022: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2023: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2024: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2025: Bycanistes subcylindricus subquadratus [version 1] |
| Clements 5th edition (as published): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 5th edition (incl. 2000 revisions): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 5th edition (incl. 2001 revisions): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 5th edition (incl. 2002 revisions): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 5th edition (incl. 2003 revisions): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 5th edition (incl. 2004 revisions): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 5th edition (incl. 2005 revisions): Ceratogymna subcylindricus subquadratus [version 1] |
| Clements 6th edition: Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (incl. 2007 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (incl. 2008 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (incl. 2009 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (version 6.5 incl. 2010 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (version 6.6 incl. 2011 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (version 6.7 incl. 2012 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (version 6.8 incl. 2013 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements 6th edition (version 6.9 incl. 2014 revisions): Ceratogymna subcylindrica subquadrata [version 1] |
| Clements, version 2015: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2016: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2017: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2018: Bycanistes subcylindricus subquadratus [version 1] |
| Clements, version 2019: Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 2nd edition: Ceratogymna subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (as published): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 1.2): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 2.1): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 3.1): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 4): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 5): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 6): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 7): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 8): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 4th edition (vol. 1-2): Bycanistes subcylindricus subquadratus [version 1] |
| Howard and Moore 4th edition (incl. corrigenda vol.1-2): Bycanistes subcylindricus subquadratus [version 1] |
| Handbook of the Birds of the World (vol 1-16): Bycanistes subcylindricus subquadratus [version 1] |
| Handbook of the Birds of the World Alive (31/01/2015): Bycanistes subcylindricus subquadratus [version 1] |
| Handbook of the Birds of the World Alive (03/07/2017): Bycanistes subcylindricus subquadratus [version 1] |
| Handbook of the Birds of the World and Birdlife (Dec 2017): Bycanistes subcylindricus subquadratus [version 1] |
| Handbook of the Birds of the World and Birdlife (Dec 2018): Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 3.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 3.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 3.3: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 3.4: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 3.5: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 4.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 4.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 4.3: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 4.4: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 5.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 5.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 5.3: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 5.4: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 6.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 6.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 6.3: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 6.4: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 7.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 7.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 7.3: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 8.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 8.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 9.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 9.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 10.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 10.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 11.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 11.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 12.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 12.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 13.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 13.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 14.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 14.2: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 15.1: Bycanistes subcylindricus subquadratus [version 1] |
| IOC World Bird Names, version 15.2: Bycanistes subcylindricus subquadratus [version 1] |
| Peters' Check-list of the Birds (original): Bycanistes subcylindricus subquadratus [version 1] |
| Peters' Check-list of the Birds (2nd edition): Bycanistes subcylindricus subquadratus [version 1] |
| Zoonomen - Zoological Nomenclature Resource: Bycanistes subcylindricus subquadratus [version 1] |
| Zoonomen - Zoological Nomenclature Resource: Bycanistes subcylindricus subquadratus [version 1] |
Your sightings
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Other synonyms
See also the taxonomic synonyms table.
English: Black-and-white-casqued Hornbill (subquadratus)
French: Calao à joues grises (subquadrata), Calao à joues grises (subquadratus)
Scientific: Bycanistes Aloysii, Bycanistes subcylindricus subquadratus, Bycanistes subquadratus, Ceratogymna subcylindrica subquadrata, Ceratogymna subcylindricus subquadratus, Ceratogymna subquadratus subquadratus
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