| 
Titus | 
2000 | 
Late Mississippian (Arnsbergian Stage-E2 chronozone) ammonoid paleontology and biostratigraphy of the Antler foreland basin, California, Nevada, Utah.	 
Bulletin 131 Utah Geological Survey, 1-108, 51 text-figs., 17 tabls., 16 pls., Salt Lake City.	 
 |