1. Cambrian stratigraphy and trilobites of northwestern Montana Author/Creator: Deiss, Charles F. 1903-1959. (Charles Frederick) Publication/Creation: [New York] : The Society, 1939 Resource Type: Book Access & Availability: Loading
2. Contribution à l'étude du Cambrien inférieur et du Precambrien III de l'Anti-Atlas marocain Author/Creator: Hupé, Pierre Publication/Creation: Bagnolet (Seine) : Impr. L. Goulhot, 1952 Resource Type: Book Access & Availability: Loading
3. Cambrian trilobites of east-central Alaska Author/Creator: Palmer, Allison R., author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1968 Resource Type: Book Access & Availability: Loading
4. Cambrian trilobites of east-central Alaska, Author/Creator: Palmer, Allison R. Publication/Creation: Washington : U.S. Govt. Print. Off, 1968 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 559 A-B. Access & Availability: Loading
5. Corynexochida and Ptychopariida (Trilobita, Arthropoda) of the Ehmaniella Biozone (Middle Cambrian), Utah and Nevada Author/Creator: Sundberg, Frederick A. Publication/Creation: Los Angeles : Natural History Museum of Los Angeles County, [1994] Resource Type: Book Access & Availability: Loading