Fernández et al., 2014 An Early Cretaceous astropectinid

[mhorn]

Fernández D.A., Pérez D.E., Luci L., Carrizo M.A. (2014) An Early Cretaceous astropectinid (Echinodermata, Asteroidea) from
Patagonia (Argentina): a new species and the oldest record of the family for the Southern Hemisphere // Andean geology, in press

pdf: http://www.sernageomin.cl/pdf/AndeanGeo ... _et_al.pdf