FIGURE 2 in Systematic revision of the trilobite genera Laudonia and Lochmanolenellus (Olenelloidea) from the lower Dyeran (Cambrian Series 2) of western Laurentia

FIGURE 2. Map of western North America showing areas from which Laudonia and/or Lochmanolenellus have been recovered. The Caborca area includes outcrops in the Cerro Rajón and Cerros de la Proveedora; the Esmeralda County area includes outcrops in the Montezuma Range, Slate Ridge, and Magruder Mountain; the Mount Robson area includes the Mumm Peak and the Cinnamon Peak-Whitehorn Peak measured sections. See text for details of specific localities within each area.