Template:Simonetta & Delle Cave, 1975
- Simonetta, A. & Delle Cave, L. 1975. The Cambrian non Trilobite Arthropods from the Burgess Shale of British Columbia. A study of their comparative morphology, taxinomy [sic] and evolutionary significance. Palaeontographia Italica 69 (New Series 39): 1–37 + 61 pl.