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Makambo ya kosepelisa
Iaceornis lived about 83.5 million years ago during the Late Cretaceous period.1
Only one fossil of Iaceornis has ever been found, and it is a partial skeleton without a skull.1
For over 120 years, scientists thought this fossil belonged to another bird called Apatornis. In 2004, paleontologist Julia Clarke proved it was a different species.1
The name Iaceornis means 'neglected bird' because the fossil was ignored for so long.1
Iaceornis is more advanced than the toothed bird Ichthyornis but less advanced than modern birds.1
The fossil was first dug up by famous fossil hunter Othniel Charles Marsh in 1877.1

Mpo na bayebi ya badino
- Nkombo ya siansi
- Iaceornis
- Nkombo epesamaki na
- Clarke 20042
- Lisanga
- Bandeke ya liboso
- Libota / klade
- Ornithurae2
- Klasifikasio
- Theropoda > Avialae2
- Mbula ya mabanga
- mbula milio 86 kino 84 (Santonian)2
- Milongo ya mabanga
- Niobrara2
- Bikolo
- Amerika2
- Bafosile oyo ekomami
- 1 na The Paleobiology Database2
- Ntango bamonaki yango
- The fossil was collected by Othniel Charles Marsh in 1877 in Kansas. It was first thought to be Apatornis celer, but in 2004 Julia Clarke renamed it Iaceornis marshi after studying its wing bones.1
- Naino bazali kowelana
- Scientists are not sure exactly what Iaceornis looked like because the only fossil is missing its skull.1
Esika makambo euti
- Iaceornis (en.wikipedia.org)
- Iaceornis in The Paleobiology Database (CC BY 4.0): mbula, bisika, milongo ya mabanga, klasifikasio.
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