Geospiza difficilis (Sharp-beaked Ground-Finch)

Sharp-beaked Ground-Finch

Geospiza difficilis Sharpe, RB 1888

The sharp-beaked ground finch is a species of bird in the Darwin's finch group of the tanager family Thraupidae. It is classified as a least-concern species by the International Union for Conservation of Nature and it is native to the Galápagos Islands in Ecuador. It has a mass of around 20 grams (0.71 oz) and the males have black plumage, while females have streaked brown plumage. This finch was described by Richard Bowdler Sharpe in 1888. Source: Wikipedia

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Classification

Order:
  Passeriformes
Family:
  Thraupidae
Genus:
   Geospiza
Scientific:
  Geospiza difficilis

Original description

Citation:
Sharpe, RB 1888

Reference:
Cat. Birds Brit. Mus. 12 p.12

Protonym:
Geospiza difficilis

Type locality:
Abingdon and Charles, Galapagos Islands ; corrected to Abingdon by Swarth, 1931, Occ. Papers Calif. Acad. Sci., 18, p. 179.

Link:
https://biodiversitylibrary.org/page/8333026

Avibase identifiers

Avibase ID:
E3F00936C4C5A462

Avibase ID:
avibase-E3F00936

Short link:
https://avibase.ca/E3F00936

Taxonomic Serial Number:
TSN: 560236

Geographic range:

Geospiza difficilis: Galapagos (Pinta, Fernandina, and Santiago; formerly also Santa Cruz, this population now extinct)

Source: Clements checklist

English:
Sharp-beaked Ground-Finch
Catalan:
pinsà de Darwin becfí
Czech:
pěnkavka ostrozobá
Danish:
Spidsnæbbet Darwinfinke
German:
Spitzschnabel-Grundfink
Spanish:
Pinzón de Darwin Picofino
Spanish (Spain):
Pinzón de Darwin picofino
Finnish:
vampyyrisirkku
French:
Géospize à bec pointu
Croatian:
oštrokljuna darwinova zeba
Hungarian:
hegyescsőrű földipinty
Italian:
Fringuello terragnolo beccoaguzzo
Japanese (romaji):
hashibosogarapagosufinchi (difficilis)
Japanese:
ハシボソガラパゴスフィンチ
Lithuanian:
smailiasnapė dirvinė starta
Dutch:
Spitssnavelgrondvink
Norwegian Nynorsk:
Spissnebbjordsporv
Norwegian:
Spissnebbjordspurv
Polish:
darwinka ostrodzioba
Portuguese:
tentilhão-da-terra-de-bico-agudo
Portuguese (Portugal):
tentilhão-terrestre-de-bico-agudo
Russian:
Остроклювый галапагосский вьюрок
Slovak:
ostrovčan klinozobý
Serbian:
Oštrokljuna galapagoska zeba sa tla
Swedish:
vassnäbbad tangara
Ukrainian:
землянчик гостродзьобий
Chinese:
尖嘴地雀
Chinese (Traditional):
尖嘴地雀

Authorities recognizing this taxonomic concept:

Avibase taxonomic concepts (current): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Avibase taxonomic concepts v. 2023 (May 2023): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Avibase taxonomic concepts v. 2024 (Oct 2024): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Avibase taxonomic concepts v. 05 (Jan 2017): Sharp-beaked Ground-Finch [difficilis or debilirostris] ( Geospiza difficilis [difficilis or debilirostris])
Avibase taxonomic concepts v. 06 (Feb 2018): Sharp-beaked Ground-Finch [difficilis or debilirostris] ( Geospiza difficilis [difficilis or debilirostris])
Avibase taxonomic concepts v. 07 (Feb 2020): Sharp-beaked Ground-Finch [difficilis or debilirostris] ( Geospiza difficilis) [version 1]
Avibase taxonomic concepts v. 08 (Feb 2021): Sharp-beaked Ground-Finch [difficilis or debilirostris] ( Geospiza difficilis) [version 1]
Birdlife checklist version 09 (Dec 2016): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
Birdlife checklist version 09.1 (Jun 2017): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v2 (Dec 2017): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v3 (Nov 2018): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v4 (Dec 2019): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v5 (Dec 2020): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v6 (Dec 2021): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v6b (Jul 2022): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v7 (Dec 2022): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v8 (Dec 2023): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
HBW and BirdLife Taxonomic Checklist v9 (Oct 2024): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
Clements, version 2021: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Clements, version 2022: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Clements, version 2023: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Clements, version 2024: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Clements, version 2016: Geospiza difficilis difficilis [version 1]
Clements, version 2017: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Clements, version 2018: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Clements, version 2019: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2016: Sharp-beaked Ground-Finch (difficilis) ( Geospiza difficilis difficilis) [version 1]
eBird version 2017: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2018: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2019: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2021: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2022: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2023: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
eBird version 2024: Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
Handbook of the Birds of the World Alive (03/07/2017): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
Handbook of the Birds of the World and Birdlife (Dec 2017): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
Handbook of the Birds of the World and Birdlife (Dec 2018): Sharp-beaked Ground-finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 7.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 7.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 7.3: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 8.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 8.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 9.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 9.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 10.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 10.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 11.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 11.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 12.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 12.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 13.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 13.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 14.1: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
IOC World Bird Names, version 14.2: Sharp-beaked Ground Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (4/06/2018): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (6/06/2019): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (20/02/2020): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (8/06/2020): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (24/08/2021): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (24/07/2022): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (28/09/2023): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]
South American Classification Committee (27/07/2024): Sharp-beaked Ground-Finch ( Geospiza difficilis) [version 1]

Taxonomic status:

Species status: full species (sometimes nominal subspecies)

This taxon is considered a subspecies of Geospiza [difficilis, acutirostris or septentrionalis] (sensu lato) by some authors

Your sightings

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Related taxa

Alternative arrangements: 1 2

Highlight taxa in a checklist (shown in red)

Other synonyms