Authors: Acenolaza, GF Tortello, MF Rabano, I

Citation: Gf. Acenolaza et al., The eyes of the early Tremadoc olenid trilobite Jujuyaspis keideli Kobayashi, 1936, J PALEONTOL, 75(2), 2001, pp. 346-350

Authors: Tortello, MF Esteban, SB

Citation: Mf. Tortello et Sb. Esteban, The Cambrian-Ordovician transition in the Volcancito Formation (Famatina range, La Rioja, Argentina), AMEGHINIANA, 36(4), 1999, pp. 371-387

Authors: Tortello, MF

Citation: Mf. Tortello, The genus Psilocara Fortey (Trilobita, Olenidae) in the Parcha Formation (Early Ordovician), Salta, Argentina., AMEGHINIANA, 36(3), 1999, pp. 339-343

Authors: Tortello, MF

Citation: Mf. Tortello, A new species of Leiagnostus (Trilobita, Agnostida) from the upper Tremadocian (lower Ordovician) of Salta, Argentina., AMEGHINIANA, 35(1), 1998, pp. 97-99