{"id":"W4366518142","doi":"10.1080/08912963.2023.2201929","title":"A probable ornithopod egg from a historic collection of dinosaur eggs recovered from the Upper Cretaceous of Liaoning Province, China","year":2023,"lang":"en","type":"article","venue":"Historical Biology","topic":"Paleontology and Evolutionary Biology","field":"Earth and Planetary Sciences","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"Japan Society for the Promotion of Science","keywords":"Cretaceous; China; Taxon; Cenomanian; Range (aeronautics); Geography; Paleontology; Archaeology; Zoology; Mesozoic; Biology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":{"n_in":0,"stratum":"aff_core","weight":5595.2375,"opus":{"tier":"OUT","genre":"empirical","about_ca":false,"confidence":"high","reason":"Paleontological description of a dinosaur egg; no research-on-research content."},"gpt":{"tier":"OUT","genre":"empirical","about_ca":false,"confidence":"high","reason":"The work describes a dinosaur egg and its taxonomic significance, not research itself."},"grok":{"tier":"OUT","genre":"empirical","about_ca":false,"confidence":"high","reason":"Paleontological description of a dinosaur egg; object is fossil biology, not research practice."}}}