''Goliathia'' is an
extinct
Extinction is the termination of a kind of organism or of a group of kinds (taxon), usually a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and ...
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
bird
Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...
. The
holotype
A holotype is a single physical example (or illustration) of an organism, known to have been used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of several ...
is an
ulna
The ulna (''pl''. ulnae or ulnas) is a long bone found in the forearm that stretches from the elbow to the smallest finger, and when in anatomical position, is found on the medial side of the forearm. That is, the ulna is on the same side of t ...
recovered from lower beds of the
Jebel Qatrani Formation
The Jebel Qatrani Formation (also Gebel Qatrani) is a palaeontological and geologic formation located in the Faiyum Governorate of central Egypt.
Conformably overlying the Qasr el Sagha Formation. It is exposed namely between the Jebel Qatrani ...
in
Faiyum Governorate
Faiyum Governorate ( ar, محافظة الفيوم ) is one of the governorates of Egypt in the middle of the country. Its capital is the city of Faiyum, located about 81 mi (130 km) south west of Cairo. It has a population of 3,848,70 ...
in
Egypt
Egypt ( ar, مصر , ), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia via a land bridge formed by the Sinai Peninsula. It is bordered by the Mediter ...
. Initially thought to be a heron, an additional bone, a
tarsometatarsus
The tarsometatarsus is a bone that is only found in the lower leg of birds and some non-avian dinosaurs. It is formed from the fusion of several bones found in other types of animals, and homologous to the mammalian tarsus (ankle bones) and meta ...
, showed this bird to be closely related to the living shoebill. Its full name is ''Goliathia andrewsii'', but may be closely related enough to be classed within the same genus as the living species. The ancient habitat was likely a thickly vegetated freshwater swamp, with this species and a fossil jacana, as well as lungfish and catfish recovered from it. The same size as the living shoebill, it likely ate lungfish and catfish.
Sources
* ''The Origin and Evolution of Birds'' by Alan Feduccia,
{{Taxonbar, from=Q5580730
Oligocene birds of Africa
Fossil taxa described in 1930