Gen. sp indet.

BAKHURINA, 1993/BAKHURINA & UNWIN, 1995

Locality: Dry river bed north of lake Hara-Us-Nur in the Tatal region, which lies in part of the Sangin-Dalay-Nur Depression, Mongolia.

Horizon: Tsagan-tasb Formation.

Biostratigraphy:

Age: Berriasian/Valanginian Stage, Lower Neocomian Subepoch, Lower Early Cretceous Epoch, Early Cretaceous.

Material:

Number: Not given:

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BAKHURINA & UNWIN, 1995

Locality: Hüren Dukh (Khuren Dukh), 60 km south west of Choir, Dundgov Aimak (Middle Gobi), Southeastern Mongolia.

Horizon: Large lake deposit, Dzun-Bayin Formation.

Biostratigraphy:

Age: Aptian/Albian Stage, Middle Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given:

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HU, 1973

Locality: Chuchen County, China.

Horizon: Chingshan Series.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

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KURZANOV & MIKHAILOV, 1989

Locality: Builjasutuin-Khuduk, Mongolia.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: Eggshell fragments from a nest.
Note: Psittacosaur dorsal and cervical vertebrae, 2 sauropod teeth and 4 other teeth from a predatory dinosaur, also a jaw fragment and a few cervical vertebrae from a scincomoprhous lizard (Paranecelloididae) were mixed in with the nest.

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JI, 2004

Locality: Dawangzhangzi Village, Lingyuan, western Liaoning Province, China.

Horizon: Yixian Formation.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: Fragmentary skeleton with skin impressions.

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JI & BO, 1998

Locality: Sihetun Village, Beipiao City, Western Liaoning, China.

Horizon: Horizon 1, Lower part of the Yixian Formation, Jehol Group.

Biostratigraphy: Psittacosaurus Fauna, Confuciusornis Avifauna.

Age: Valanginian Stage, Upper Neocomian Subepoch, Early Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Fragmentary specimen with skin impressions.

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JI, NORELL, WANG, MATKOVICKY, & WU, 2002

Locality: Lujiatun and Yanzigou, Zhanyuan, Western Liaoning Province, China.

Horizon: Lower part of the Yixian Formation.

Biostratigraphy:

Age: Hautervian Stage? Upper Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given:

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AZUMA, 1991/MANABE & HAESAGWA, 1991/MATASUKAWA & OBATA, 1994

Locality: Tetori, Kitandi, Katsuyama City, Honshu Island, Japan.

Horizon:

Biostratigraphy:

Age: Berriasian Stage, Lower Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material:

Number: Not given: Femora and tibia.

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NAPOLI, HUNT, ERICKSON & NORELL, 2019

Locality: Ondai Sayr locality, Mount Ussuk, Tsagan Nor Basin, Hovd Province, Mongolia.

Horizon: Andakhuduk Formation (old Ondai Sair Formation).

Biostratigraphy:

Age: Barremian Stage, lower Gallic Subepoch, lower Early Cretaceous Epoch, Early Cretaceous. (was thought to be Aptian-Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous).

Material:

AMNH FARB 6256: Left pes.

AMNH FARB 6257: Left manus.

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RUSSELL & ZHAO, 1996

Locality: Alouchaideng, a few hundred meters south of the main east-west highway, 90 km west of Dongsheng, and 10 km east of Alouchaideng truck stop, in the Ordos (Shaan-Gan-Ning) Basin, Inner Mongolia (Nei Mongolia), China.

Horizon: Ejinhoro Formation.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: 14 fragmentary specimens which pertain to small (immature specimens?).

 

Locality: Ulan Obo, 1 km north of the main east-west highway about 35 km west of Hangginqi, 2 km east of the village of Ahlingbola, in the Ordos (Shaan-Gan-Ning) Basin, Inner Mongolia (Nei Mongolia), China.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: 3 specifically undetermined specimens.

 


Locality: Hangginqi, the main highway south from Hangginqi descends a gentle escarpment about 16 km south of the City, Ordos (Shaan-Gan-Ning) Basin, Inner Mongolia (Nei Mongolia), China.

Horizon: Ejinhoro Formation.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Numbers: Not given: 7 specifically undermined small specimens.

 


Locality: Laolonghuozi, in buttes along both sides of the main east-west highway, approximately 55 km west of Hangginqi and 120 km east of Deng Kou, Inner Mongolia (Nei Mongolia), China.

Horizon: Luohandong Formation, Zhidian Group.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Numbers: Not given: 2 specifically undetermined limb elements and a few fragments.

 


Locality: Elesitai, near the abandoned village of Elesitai, 23 km west of Tukemu Village in the Alashan Desert, Inner Mongolia (Nei Mongolia), China.

Horizon: Shallow lacustrine strata of the Bayin Gobi Formation.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Numbers: Not given: 2 incomplete specimens.

 

Locality: Ningxia, Inner Mongolia (Nei Mongolia), China.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Numbers: Not given: Prominet jugal horns.
Note: DONG, 1987, p. 53.

 


Locality: Hebei Province, China.

Horizon: Tujingzi Formation.

Biostratigraphy:

Age: Early Albian Stage, Middle Gallic Subepoch, Late Early Cretaceous Epoch, Early Cretaceous.

Material:

Numbers: Not given:

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SERENO, 1987

Locality: Mongolia.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Materail:

IG V.355: Fragmentary left humerus, and vertebral centar.

IG unnumbered: Adult postcrania including an associated hind limb.

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SUSLOV, 1983

Locality: Chamrin-Us, East Gobi, Mongolia.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

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WANG, WANG, WANG, XU, TANG, ZHANG, HU, GU & HAO, 1998

Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Yixian Formation, third member, grey, grayish-black, grayish-white shale with light yellow sandstone, siltstone, silty mudstone and more than 10 layers of light yellow tuffite, tuffaceous sandstone and mudstone.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, first member, sandstone and sandstone with gravels, lower vertebrate-bearing horizon.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

 

Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, first member, sandstone and sandstone with gravels, middle lower part of the lower vertebrate bearing horizon.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

 


Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, small cycles of light yellow yellow-brown fine sandstone to gray shale, upper gray shale.

Biostratigraphy:

Age: Early Cretaceous.

Material:


Number: Not given.

Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, grayish-black shale with light yellow, yellow-brown fine sandstone and siltstone, middle gray shales.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

 

Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, grayish-black shale with light yellow, yellow-brown fine sandstone and siltstone, upper grayish-black shale.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

 

Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, grayish-black shale with light yellow, yellow-brown fine sandstone and siltstone, upper part of the third cycle is grayish-black shale.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

 


Locality: Sihetun, western Liaoning, Northeastern China.

Horizon: Tuchengzi Formation, grayish-black shale with light yellow, yellow-brown fine sandstone and siltstone, upper part of the third cycle in grayish-black shale.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given:

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WATABE, TSOGTBAATAR, TSUIHIJI & BARSBOLD, 2003

Locality: Bakhar, Mongolia.

Horizon: Red Beds overlying the Ortsag beds.

Biostratigraphy:

Age: Middle-Late Jurassic.

Material:

Number: Not given: Cranial and postcranial bones.

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YOUNG, 1932

Locality: Haratologai, Urad Houqi, Inner Mongolia (Nei Mongolia), China.

Horizon:

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: Limb-bones and vertebrae, poorly preserved. 1 metacarpus, represented mostly by a negative cast, showing the portions of 4 digits.

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YOUNG, 1964

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

Number: Not given: