Trilobites Figured From United States Geological Survey Professional Paper 1047, Physical Stratigraphy and Trilobite Biosstratigraphy of the Carrara Formation (Lower and Middle Cambrian) in the Southern Great Basin, by Allison R. Palmer and Robert B. Halley

Trilobites from the Lower-Middle Cambrian Carrara Formation, Death Valley National Park. All specimens are from Plate 3, and greatly magnified. Lower Cambrian Olenellus zone. Figures 1-2, "Olenellus clarki cephala showing differences due to deformation"; Funeral Mountains. Figure 5, Olenellus clarki, "latex cast of cephalon showing ornamentation," Funeral Mountains; Figures 6-8, Olenellus gilberti, "latex casts of cephala showing variation in outline due to distortion," Funeral Mountains. Figure 12 Olenellus gilberti; "latex cast of cephala showing variation in outline due to distortion; Funeral Mountains."