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Tullimonstrum, colloquially known as the Tully monster or sometimes Tully's monster, is an extinct genus of soft-bodied bilaterian animal that lived in shallow tropical coastal waters of muddy estuaries during the Pennsylvanian geological period, about 300 million years ago.
- †Tullimonstrum, Richardson, 1966
- Eukaryota
March 16, 2016. An artist's rendering shows what a Tully Monster might have looked like 300 million years ago. Sean McMahon. The worm-like creatures writhed in the dark waters, fins twitching...
El monstruo de Tully (Tullimonstrum gregarium) es un posible pero disputado vertebrado extinto relacionado con las lampreas hallado en Illinois (Estados Unidos). Es la única especie del género Tullimonstrum.
9 de ago. de 2018 · El análisis de McCoy de más de mil fósiles de monstruos de Tully, publicado el 16 de marzo en Nature, revela que el animal era un vertebrado y tenía una médula espinal primitiva.
25 de abr. de 2023 · The state fossil of Illinois is a strange creature with stalked eyes and a long nose-like appendage with teeth, dubbed the " Tully monster ." Specimens typically measure just 15 centimeters...
16 de mar. de 2016 · The Tully monster (Tullimonstrum), a problematic fossil from the 309–307-million-year-old Mazon Creek biota of Illinois, is shown to be not only a vertebrate but also akin to lampreys ...
16 de mar. de 2016 · March 16, 2016. • 5 min read. More than 60 years after its discovery, Illinois’ bizarre state fossil —a soft-bodied “monster” that swam in rivers more than 300 million years ago—has been...
