{"id":2903,"date":"2026-10-19T00:44:48","date_gmt":"2026-10-18T15:44:48","guid":{"rendered":"https:\/\/onepress.co.kr\/?post_type=briefing&p=2903"},"modified":"2026-10-19T00:45:34","modified_gmt":"2026-10-18T15:45:34","slug":"2026-10-19-museum-dinosaur-braincase-en","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-10-19-museum-dinosaur-braincase-en\/","title":{"rendered":"A skull fragment acquired in 1924 becomes Europe\u2019s first identified megaraptoran"},"content":{"rendered":"

2026-10-19 00:44:48 KST<\/strong><\/p>\n

A rear-skull fragment acquired by London\u2019s Natural History Museum in 1924 has been classified as Europe\u2019s first identified megaraptoran dinosaur.<\/p>\n

This is a reassessment of an old fragment, with body size, claws and possible feathers partly inferred from relatives rather than a newly excavated complete animal.<\/p>\n

How can a small fragment support a new species?<\/h2>\n

The UCL-led team CT-scanned the Isle of Wight fossil and constructed a three-dimensional skull model. They compared its combination of features, including an oval spinal-cord opening and an hourglass-shaped rear crest, with other carnivorous dinosaurs. They proposed the new species Invictibellatrix amberina. UCL presented the research on 14 October; BBC and Live Science subsequently covered it.<\/p>\n

A warrior\u2019s name does not establish its sex<\/h2>\n

The animal is described as living about 120 million years ago in the Early Cretaceous. Comparisons with relatives suggest a length of 3\u20134m and height of roughly 1.5m. Possible 10\u201320cm claws and feathers are different from features preserved directly in this specimen. The genus name\u2019s meaning, unconquered female warrior, expresses the researchers\u2019 naming intention; it does not identify this individual as female.<\/p>\n

\"A
AI-generated explanatory illustration, not an actual photograph or exact reproduction of a site, artwork, specimen, observed colour or equipment.<\/figcaption><\/figure>\n

Why does the European record matter?<\/h2>\n

Megaraptorans were two-legged carnivores with large arms and curved claws. The classification adds evidence of their presence in Europe, helping researchers connect fossils across continents when studying their distribution. It does not track an individual animal\u2019s journey, and why the group disappeared from northern regions remains unresolved. Climate change or competition with other predators are possible explanations.<\/p>\n

What has the museum discovery established?<\/h2>\n

We checked IFLScience\u2019s direct researcher interview and compared BBC\u2019s reporting with UCL\u2019s account for the acquisition year, locality, size estimates and CT analysis. This is reporting confirmation, not replication through another team\u2019s excavation. Direct access to the full journal paper was restricted, so this account stays within the institutional explanation and reporting. More complete skulls or body bones could refine size and evolutionary interpretations. The practical lesson is that long-held museum collections can still yield new research.<\/p>\n

Primary sources and independent checks<\/h2>\n

Research institution: 14 October classification, specimen and size estimates; direct full-paper access was restricted: UCL News<\/a><\/p>\n

Independent direct reporting: Morrison interview and author email statement; not independent replication: IFLScience<\/a><\/p>\n

Additional reporting check: 1924 acquisition, CT and size estimates; the IFLScience interview supplies the independent reporting check: BBC News<\/a><\/p>\n

Read in other languages<\/h2>\n

\ud55c\uad6d\uc5b4<\/a> \u00b7 English<\/a> \u00b7 Espa\u00f1ol<\/a> \u00b7 \u65e5\u672c\u8a9e<\/a> \u00b7 Ti\u1ebfng Vi\u1ec7t<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

The new classification concerns a dinosaur from about 120 million years ago. Large claws and feathers were not directly preserved in the specimen.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-2903","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/2903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing"}],"about":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/types\/briefing"}],"wp:attachment":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=2903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}