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Ocyceros

{{Short description|Genus of birds}}

{{Automatic taxobox

| image = Ocyceros birostris head.jpg

| image_caption = Head of Indian grey hornbill, woodcut from The Fauna of British India, Including Ceylon and Burma

| taxon = Ocyceros

| authority = Hume, 1873

| type_species = Buceros birostris{{cite web |url= https://www.aviansystematics.org/4th-edition-checklist?viewfamilies=92 |title= Bucerotidae |author= |date= |website= aviansystematics.org |publisher= The Trust for Avian Systematics |access-date= 2023-07-26}}

| type_species_authority = Scopoli, 1786

| subdivision_ranks = Species

| subdivision =

  • O. birostris
  • O. gingalensis
  • O. griseus

}}

Ocyceros is a genus of birds in the family Bucerotidae. Established by Allan Octavian Hume in 1873, it contains several species that are limited to the Indian subcontinent.

Description

Hornbills in the genus Ocyceros are small Asian birds with curved triangular bills and grey plumage. As such, they are often called "grey hornbills". They have black and grey eye rings and their eyes are usually dark with black irises. All of the species have different coloured bills: the Indian grey hornbill has a dark greyish bill, the Sri Lanka grey hornbill has a pale yellowish bill, and the Malabar grey hornbill has a more yellowish orange bill.

Species

The genus contains three species:{{cite web| editor1-last=Gill | editor1-first=Frank | editor1-link=Frank Gill (ornithologist) | editor2-last=Donsker | editor2-first=David | year=2019 | title=Mousebirds, Cuckoo Roller, trogons, hoopoes, hornbills | work=World Bird List Version 9.2 | url=https://www.worldbirdnames.org/bow/mousebirds/ | publisher=International Ornithologists' Union | accessdate=23 July 2019 }}

class="wikitable"
ImageScientific nameCommon nameDistribution
120pxOcyceros griseusMalabar grey hornbillWestern Ghats and associated hills of southern India
120pxOcyceros gingalensisSri Lanka grey hornbillSri Lanka
120pxOcyceros birostrisIndian grey hornbillIndia

References

{{Reflist | refs

{{cite web | title = ITIS Report: Ocyceros | url = https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=553578 | publisher = Integrated Taxonomic Information System | accessdate = 13 September 2015}}

{{cite book | title = The Ecology and Conservation of Asian Hornbills: Farmers of the Forest | first = Margaret F. | last = Kinnaird | first2 = Timothy G. | last2 = O'Brien | page = 5 | publisher = University of Chicago Press | location = Chicago, IL, US | year = 2007 | isbn = 978-0-226-43712-5 | url = https://books.google.com/books?id=pUmH6d0xWWUC&pg=PA5}}

}}

{{Cavitaves|B.|state=collapsed}}

{{Taxonbar|from=Q592521}}

Category:Birds of South Asia

Category:Bird genera

Category:Taxa named by Allan Octavian Hume

{{Bucerotiformes-stub}}