Genus: Microraptor XU, ZHOU & WANG, 2000
Etymology: the generic name refers to the small size of this new dromaeosaurid dinosaur.
= Archaeoraptor OLSON, 2000
Etymology:

Species: zhaoianus XU, ZHOU & WANG, 2000
Etymology: In honor of Zhao Zijin, a distinguished dinosaurologist who introduced the first author to the field of vertebrate paleontology.
= Archaeoraptor zhaoianus OLSON, 2000

Holotype: IVPP V 12330

Locality: Xiasanjiazi, Chaoyang County, western Liaoning Provicne, China.

Horizon: Horizon IV, Jiufotang Formation, Upper Jehol Group.

Biostratigraphy: Pistacosaurus fauna, Cathayornis-Chaoyanga Avifauna.

Age: Barremian Stage, Lower Gallic Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material: Fragmentary skull and skeleton with ‘feather’ impressions.

Note: Has an articulated foot of a mammal in its ribs LARSSON, HONE, DECECCHI, SULLIVAN & XU, 2010

Referred material:

O'CONNOR, ZHENG, DONG, WANG, WANG, ZHANG & ZHOU, 2019

Locality: Jianchang, Jianchang County, Liaoning Province, northeastern China.

Horizon: Jiufotang Formation.

Biostratigraphy:

Age: Early Cretaceous.

Material:

STM5-32: Skull and nearly complete skeleton.

Note: Indrasaurus wangi, a lizard partial aticulated skeleton preserved in the stomach region.

= Microraptor gui

referred material:

O'CONNOR, ZHOU & XU, 2011

Locality: China.

Horizon: Jehol Biota.

Biostratigraphy:

Age: Early Cretaceous.

Material:

IVPP V 17972: Skull and skeleton.

Note: With a partial skeleton of an adult Enantiornithine bird in its stomach.

 

XING, PERSONS IV, BELL, XU, ZHANG, MIYASHITA, WANG & CURRIE, 2013

Locality: Liaoning Province, Northeastern China.

Horizon: Jiufotang Formation, Upper Jehol Group.

Biostratigraphy:

Age: Barremian Stage, Lower Gallic Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material:

QMV1002: Nearly complete specimen, skull, and skeleton, with feather impressions.

Note: With a pair of fish vertebral centra and thing bones with rugose surface textures and evidence of gastric etiching, possibly fish cranial elements.