Birds

Somali crombec (Sylvietta isabellina)

The Somali crombec (Sylvietta isabellina) is a small, almost tailless African warbler of dry scrub in Somalia, Ethiopia, Kenya and Tanzania. Elliot described it in 1897. The IUCN Red List lists it as Least Concern.

Last checked 2026-11-13 8 sources Reading time: 2 min

In short

The Somali crombec (Sylvietta isabellina) is an African warbler. It was once placed in the Old World warbler family, Sylviidae, and now sits in the family Macrosphenidae (GBIF Backbone Taxonomy; Wikipedia, Somali crombec, backup). It is found in Ethiopia, Kenya, Somalia and Tanzania, and its natural habitat is dry tropical shrubland (IUCN Red List, Sylvietta isabellina, 2016).

Elliot described it in 1897 (GBIF Backbone Taxonomy).

The Baroda subspecies

The ornithologist Richard Bowdler Sharpe described a subspecies, gaekwari, named after Sayajirao Gaekwad III, the Maharaja of Baroda in India. It is now considered the same as the main form (Hartert, "Types of birds in the Tring Museum", Biodiversity Heritage Library; British Museum, History of the collections, vol. 2).

What the record shows

More than half of its 39 shared records from Somalia are museum specimens, the oldest from 1896. Records that name a region come mostly from Togdheer and Woqooyi Galbeed, with a few from Hiiraan, Banadir and Lower Juba (see records below).

Records in Somali lands

The Global Biodiversity Information Facility (GBIF) holds 39 records of the Somali crombec from Somalia, dated from 1896 to 2025 (GBIF occurrence search, Somalia). By type: 21 museum specimens, 17 sightings by people, 1 other record.

Records that name a region (19 of 39), by region: Togdheer 9, Woqooyi Galbeed 6, Hiiraan 2, Banadir (Mogadishu) 1, Lower Juba 1 (same source).

The oldest dated record is a museum specimen from 1896, from a place recorded as "Le Gud", held by the Field Museum, Chicago (GBIF record 668178078).

The newest dated record is a sighting by a person from 2025, from Togdheer, held by the Cornell Lab of Ornithology (eBird) (GBIF record 6661954295).

GBIF only holds what museums, scientists and observers have shared, so the counts show where the animal or plant has been recorded, not its full range.

Red List status

The IUCN Red List category for the Somali crombec is Least Concern (IUCN Red List assessment; GBIF species page).

Classification

Rank Name
Kingdom Animalia
Phylum Chordata
Class Aves
Order Passeriformes
Family Macrosphenidae
Genus Sylvietta
Species Sylvietta isabellina

Scientific name with author: Sylvietta isabellina Elliot, 1897 (GBIF Backbone Taxonomy).

Sources

Sources

  1. GBIF Backbone Taxonomy · gbif.org
  2. Wikipedia, Somali crombec, backup · en.wikipedia.org
  3. IUCN Red List, Sylvietta isabellina, 2016 · doi.org
  4. Hartert, "Types of birds in the Tring Museum", Biodiversity Heritage Library · biodiversitylibrary.org
  5. British Museum, History of the collections, vol. 2 · archive.org
  6. GBIF occurrence search, Somalia · gbif.org
  7. GBIF record 668178078 · gbif.org
  8. GBIF record 6661954295 · gbif.org

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