Authors: Waisfeld, BG Vaccari, NE Chatterton, BDE Edgecombe, GD

Citation: Bg. Waisfeld et al., Systematics of Shumardiidae (trilobita), with new species from the ordovician of Argentina, J PALEONTOL, 75(4), 2001, pp. 827-859

Authors: Skelton, PW Walter, MR Speck, T Rowe, NP Ausich, WI Bottjer, DJ Chatterton, BDE Braddy, SJ Aronson, RB Jacobs, DK Purnell, MA Taylor, MA Lockley, MG Horner, JR Gishlick, AD Unwin, DM van Valkenburgh, B Ash, S Crepet, WL Hooker, JJ Collinson, ME Droser, ML Bambach, RK Shi, GR Oji, T Little, CTS Rigby, S Milsom, CV Hill, RS Lescinsky, HL Taylor, TN Taylor, EL Wilson, MVH Oschmann, W Beerling, DJ Orr, PJ McElwain, JC Greenwood, DR Upchurch, GR Webb, T

Citation: Pw. Skelton et al., Palaeoecology, PALAEOBIOLOGY II, 2001, pp. 365

Authors: Adrain, JM Westrop, SR Chatterton, BDE Ramskold, L

Citation: Jm. Adrain et al., Silurian trilobite alpha diversity and the end-Ordovician mass extinction, PALEOBIOL, 26(4), 2000, pp. 625-646

Authors: Edgecombe, GD Chatterton, BDE Waisfeld, BG Vaccari, NE

Citation: Gd. Edgecombe et al., Ordovician pliomerid and prosopiscid trilobites from Argentina, J PALEONTOL, 73(6), 1999, pp. 1144-1154

Authors: Edgecombe, GD Chatterton, BDE Vaccari, NE Waisfeld, BG

Citation: Gd. Edgecombe et al., Ordovician cheirurid trilobites from the Argentine Precordillera, J PALEONTOL, 73(6), 1999, pp. 1155-1175

Authors: Chatterton, BDE Edgecombe, GD Vaccari, NE Waisfeld, BG

Citation: Bde. Chatterton et al., Ontogenies of some Ordovician Telephinidae from Argentina, and larval patterns in the Proetida (Trilobita), J PALEONTOL, 73(2), 1999, pp. 219-239