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Abdominal contents from two large Early Cretaceous compsognathids (Dinosauria: Theropoda) demonstrate feeding on confuciusornithids and dromaeosaurids
Download2012
Xing, L., Ji, S., Persons, W. S., Bell, P. R., Ji, Q., Miyashita, T., Currie, P. J., Burns, M. E.
Two skeletons of the large compsognathid Sinocalliopteryx gigas include intact abdominal contents. Both specimens come from the Jianshangou Beds of the lower Yixian Formation (Neocomian), Liaoning, China. The holotype of S. gigas preserves a partial dromaeosaurid leg in the abdominal cavity, here...
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Three-Dimensionally Preserved Integument Reveals Hydrodynamic Adaptations in the Extinct Marine Lizard Ectenosaurus (Reptilia, Mosasauridae)
Download2011
Lindgren, Johan, Everhart, Michael J., Caldwell, Michael W.
The physical properties of water and the environment it presents to its inhabitants provide stringent constraints and selection pressures affecting aquatic adaptation and evolution. Mosasaurs (a group of secondarily aquatic reptiles that occupied a broad array of predatory niches in the...
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2006
Li, R., Zheng, W., Durbin, R., Liu, T., Bolund, L., Dehal, P., Coin, L.J., Coghlan, A., Osmotherly, L., Heriche, J.K., Ruan, J., Li, H., Wang, J., Wong, G., Zhang, Z.
TreeFam is a database of phylogenetic trees of gene families found in animals. It aims to develop a curated resource that presents the accurate evolutionary history of all animal gene families, as well as reliable ortholog and paralog assignments. Curated families are being added progressively,...