20060418

Coria R. A. & Currie P. J. (2006) A new carcharodontosaurid (Dinosauria, Theropoda) from the Upper Cretaceous of Argentina. Geodiversitas 28 (1) : 71-118.

Antarctopelta oliveroi medium-sized ankylosaur, estimated length of no more than 4 m; cervical centra short (centrum length about 70% of the centrum height), morphologically most similar to Silvisaurus Eaton, 1960, with the anterior articular faces higher than the posterior ones, as in Edmontonia rugosidens Gilmore, 1930 ; anterior caudal vertebrae with relatively slender transverse processes; centra of the posteriormost caudals notably dorsoventrally depressed, with articular faces slightly anteriorly inclined and laterally expanded, transverse processes of the posterior caudals well developed (transverse processes length about 40% of the centrum width), dorsoventrally depressed, and positioned within the anterior half of the vertebral centrum

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