Qiliania is an extinct genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of early bird

Bird

Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

 from the lower Cretaceous

Cretaceous

The Cretaceous , derived from the Latin "creta" , usually abbreviated K for its German translation Kreide , is a geologic period and system from circa to million years ago. In the geologic timescale, the Cretaceous follows the Jurassic period and is followed by the Paleogene period of the...

 (Aptian

Aptian

The Aptian is an age in the geologic timescale or a stage in the stratigraphic column. It is a subdivision of the Early or Lower Cretaceous epoch or series and encompasses the time from 125.0 ± 1.0 Ma to 112.0 ± 1.0 Ma , approximately...

 stage). It is a enantiornithine which lived in what is now Gansu Province, north-western China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

. It is known from two incomplete, semi-articulated and three-dimensionally preserved skeleton

Skeleton

The skeleton is the body part that forms the supporting structure of an organism. There are two different skeletal types: the exoskeleton, which is the stable outer shell of an organism, and the endoskeleton, which forms the support structure inside the body.In a figurative sense, skeleton can...

s, which was found in the Xiagou Formation

Xiagou Formation

The Xiagou Formation is the middle unit of the Xinminpu Group. It is named for its type site in Xiagou, in the Changma Basin of Gansu Province, northwestern China and is considered Early Cretaceous in age. It is known outside the specialized world of Chinese geology as the site of a lagerstätte...

 of the Changma Basin. It was first named by Ji Shu-An, Jessie Atterholt, Jingmai O'Connor, Matthew Lamanna, Jerry Harrs, Li Da-Qing, You Hai-Lu and Peter Dodson in 2011

2011 in paleontology

-Lobopods:-Arachnids:-Insects:-Newly named jawless vertebrates:-Newly named acanthodian:-Newly named cartilaginous fishes:-Newly named bony fishes:-Newly named lepospondyls:-Newly named temnospondyls:-Newly named lissamphibians:...

 and the type species

Type species

In biological nomenclature, a type species is both a concept and a practical system which is used in the classification and nomenclature of animals and plants. The value of a "type species" lies in the fact that it makes clear what is meant by a particular genus name. A type species is the species...

 is Qiliania graffini. The species was named for Greg Graffin

Greg Graffin

Gregory Walter Graffin, Ph.D. is an American punk rock musician, college professor, and author. He is most recognized as the lead vocalist and songwriter of the noted Los Angeles band Bad Religion, which he co-founded in 1979 and is the band's only constant member, even though it now features two...

, a paleontologist and member of the punk rock group Bad Religion

Bad Religion

Bad Religion is a punk rock band that formed in Los Angeles in 1979. Their current line-up consists of Greg Graffin , Brett Gurewitz , Jay Bentley , Greg Hetson , Brian Baker and Brooks Wackerman . Gurewitz is also the founder of the label Epitaph Records, which has released almost all of the...

, at the suggestion of coauthor Jingmai O'Connor, a longtime fan of the band.