FIGURE 19. 1 in Systematic revision of the trilobite genera Laudonia and Lochmanolenellus (Olenelloidea) from the lower Dyeran (Cambrian Series 2) of western Laurentia

FIGURE 19. 1, Cephalon of Lochmanolenellus cf. subquadratus 1 from middle member of Poleta Formation at LACMIP locality 26828, Magruder Mountain, Esmeralda County, Nevada; LACMIP 7401, x3. 2, Cephalon of Lochmanolenellus cf. subquadratus 2 from middle member of Poleta Formation, LACMIP locality 17039, IS-4 section, Montezuma Range, Esmeralda County, Nevada; LACMIP 12544, x7. 3, Cephalon of genus and species indet. from upper portion of Puerto Blanco Formation at USNM locality 801c, Cerros de la Proveedora, Caborca area, Sonora, Mexico; latex peel of USNM 115682, x1.5. All in dorsal view.