CHINA

HEBEI PROVINCE

FENGNING COUNTY

SICHAKOU BASIN

PROTOPTERYX-HORIZON

HUAJIYING FORMATION

BARREMANIAN STAGE

LOWER GALLIC SUBEPOCH

MIDDLE EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AVES LINNAEUS, 1758

SUBCLASS: SAURORNITHES NICHOLSON, 1879

AVEBREVICAUDA PAUL, 2001

INFRACLASS: ORNITHOTHORACES NOVA

LEGION: ORNITHURAE NOVA

COHORT: ENANTIORNITHES NOVA

Incertae sedis

*Cruralispennia multidonta

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CHINA

HEBEI PROVINCE

FENGNING COUNTY

SICHAKOU

DABEIGOU FORMATION

LOWEST JEHOL BIOTA

BARREMIAN STAGE

LOWER GALLIC SUBEPOCH

MIDDLE EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AVES LINNAEUS, 1758

SUBCLASS: SAURORNITHES NICHOLSON, 1879

ORDER: CONFUCIUSORNITHOFORMES HOU, ZHOU, GU & ZHANG, 1995

Family: CONFUCIUSORNITHIDAE Hou, Zhou, Gu & Zhang, 1995

*Eoconfuciusornis zhengi

Gen. sp indet

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CHINA

HEBEI PROVINCE

WEICHANG COUNTY

SHIXIA

DABEIGOU FORMATION

JEHOL GROUP

BARREMIAN STAGE

LOWER GALLIC SUBEPOCH

MIDDLE EARLY CRETACEOUS SUBEPOCH

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AVES LINNAEUS, 1758

SUBCLASS: SAURORNITHES NICHOLSON, 1879

PYGOSTYLIA CHIAPPE 2002

ORDER: INCERTAE SEDIS

Family: JINGUOFORTISIDAE Wang, Stidham & Zhou, 2018

*Jinguofortis perplexus

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