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Ikhadi ledayinaso No. 0872 kwe-2 027

Incisivosaurus

Igama lithetha: “incisor lizard”1

Yayitya: IzityaloIidayinaso ezingaqhelekanga ezineentsibaiCretaceous yokuqala

Incisivosaurus was a small, feathered dinosaur with a pair of big front teeth that looked like a rodent's incisors. It used these teeth to gnaw on plants, making it one of the first meat-eating dinosaurs known to eat mostly plants.1 2

Yaphila

126 ukuya ku-100 izigidi zeminyaka eyadlulayo4

iCretaceous yokuqala

Iifosili zifunyenwe:

Lujiatun, Shangyuan, Beipiao City, Liaoning, China; Yixian Formation2

Ubude

1 ukuya ku-1.5 m (3.3 ukuya ku-4.9 ft)2

Ukuphakama

0.62 m (2 ft)

uqikelelo

Esona santya siphezulu

malunga ne-38 km/h (24 mph)

Ukubaleka, uqikelelo

Yaphila nini?

iTriassic

iJurassic

iCretaceous

Izigidi ezingama-252 zeminyaka eyadlulayo20114566, i-asteroyidi

Yayinkulu kangakanani?

Yayinde kangakanani?

Yayiphakame kangakanani?

uqikelelo

inde njengeekati zasekhaya ezingama-3, impumlo ukuya emsileniinde njengeebhanana ezingama-8 zilandelelanaibinokubaleka iimitha ezili-100 ngemizuzwana engama-9.5 (oyena mntu ukhawulezayo udinga i-9,6)

Incisivosaurus wayemkhulu kangakanani xa ethelekiswa NAWE?

Yimathematika nje kwibhrawuza yakho. Akukho nto igcinwayo okanye ithunyelwe naphi na.

Yayikhawuleza kangakanani?

Umntu ohambayo malunga ne-5 km/h (3 mph)

Umntwana ekhwele ibhayisikile malunga ne-12 km/h (7 mph)

Incisivosaurus malunga ne-38 km/h (24 mph)

Ihashe elibaleka ngamandla malunga ne-65 km/h (40 mph)

Ingwenkala malunga ne-100 km/h (62 mph)

izinto ezimnandi

Iinyani ezimnandi

Incisivosaurus had a pair of very large, chisel-like front teeth that stuck out forward, just like a beaver or rabbit. No other meat-eating dinosaur had teeth like that.1 2

Its cheek teeth were small and shaped like lance heads, with big wear facets from chewing plants. This shows Incisivosaurus chewed its food, unlike many other dinosaurs.1 2

Incisivosaurus lived about 128 million years ago, making it the oldest known oviraptorosaur dinosaur. It was a basal member of this group.1 2

Its skull was low and had teeth, unlike later oviraptorosaurs which had short, toothless beaks. This helps scientists understand how oviraptorosaurs evolved.1 2

The name Incisivosaurus means 'incisor lizard' because of its rodent-like front teeth. The species name gauthieri honors paleontologist Jacques Gauthier.1 2

Incisivosaurus is known from a nearly complete skull and a neck vertebra. Its body size is estimated from the skull, which is about 10 cm long.2

It was a feathered dinosaur, like other oviraptorosaurs, and probably walked on two legs. It was a small dinosaur, about the size of a turkey.4

Umfanekiso owenziwe yi-AI: Incisivosaurus — Umfanekiso owenziwe yi-AI obonisa indlela Incisivosaurus esenokuba wayekhangeleka ngayo, wenziwe yikhompyutha ngokwento eyaziwa zizazinzulu. Kukuqikelela nje: esona silwanyana sinokuba sasikhangeleka ngenye indlela, kwaye akukho mntu waziyo imibala yaso yokwenyani.

ubuzile

Eyona mibuzo ibuzwa kakhulu: Incisivosaurus

?How big was Incisivosaurus?

It was a small dinosaur. Its skull was about 10 cm long.3 1

?What did Incisivosaurus eat?

It ate plants. Its rodent-like front teeth and worn cheek teeth show it was adapted for herbivory.3 1

?Did Incisivosaurus have feathers?

Yes, it had feathers. Two juvenile specimens show long vaned feathers on the hands and tail, and downy feathers on the body.3

?Why did Incisivosaurus have big front teeth?

It used its large, chisel-like front teeth to gnaw on tough plants, similar to rodents.3 1

?When did Incisivosaurus live?

It lived in the early Cretaceous Period, about 126 to 128 million years ago.3 1

Inyaniso ngeentsomi

Intsomi: Incisivosaurus was a meat-eater like most theropods.

Inyaniso: Incisivosaurus had teeth adapted for eating plants, with rodent-like incisors and flat cheek teeth for chewing. It is the first theropod with clear evidence of a herbivorous diet.1 2

Kwiingcali zeedayinaso

Igama lenzululwazi: Incisivosaurus
Inikwe igama ngu:: Xu et al. 20024
Iqela: Iidayinaso ezingaqhelekanga ezineentsiba
Usapho / iclade: Oviraptorosauria4
Ukuhlelwa: Theropoda > Oviraptorosauria4
Ubudala bamatye: 126 ukuya ku-100 izigidi zeminyaka (Barremian / Albian)4
Izakhiwo zamatye: Fuxin, Yixian, Shahai4
Amazwe: iTshayina4
Iirekhodi zeefosili: 4 kwi-Paleobiology Database4
Ukufunyanwa: Incisivosaurus was named in 2002 by Xing Xu and colleagues from a skull and neck vertebra found in Liaoning, China. The fossils came from the Yixian Formation, which is about 128 million years old.1 2
Kusaxoxwa ngayo: Scientists are not sure if Incisivosaurus had feathers all over its body or just on some parts, because only the skull and a neck bone have been found.4

Apho iinyani zivela khona

An unusual oviraptorosaurian dinosaur from China | Nature (nature.com)
An unusual oviraptorosaurian dinosaur from China (ivpp.cas.cn)
Incisivosaurus (en.wikipedia.org)
Incisivosaurus in The Paleobiology Database (CC BY 4.0): ubudala, iindawo, izakhiwo zamatye, ukuhlelwa.

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