†Fieldia lanceolata Walcott 1912

Walcott 1912. Cambrian geology and paleontology. 2. No. 6. Middle Cambrian Branchiopoda, Malacostraca, Trilobita, and Merostomata. Smithsonian Institution Miscellaneous Collection, 57 1912: (145-228 15 un-numb. pp.)