Theristicus Ibises
Theristicus
Theristicus is a genus of birds in the family Threskiornithidae. They are found in open, grassy habitats in South America. All have a long, decurved dark bill, relatively short reddish legs that do not extend beyond the tail in flight (unlike e.g. Eudocimus and Plegadis), and at least the back is grey.
4 branches of this genus, most-observed first · about 4 known species
Buff-necked Ibis
speciesTheristicus caudatus
Black-faced Ibis
speciesTheristicus melanopis
Plumbeous Ibis
speciesTheristicus caerulescens
Andean Ibis
speciesTheristicus branickii
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
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In the stacks
Searching the stacks…
Every page naming Theristicus in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 3764.