Spalacopsis filum brevialatum Tyson, 1973
| Notes on a trip to the Bahama Islands H Wickham (1895) The Canadian Entomologist, Ontario 27: 291-296 | |
| Coleoptera taken at Lake Worth, Florida - No. II J Hamilton (1895) The Canadian Entomologist, Ontario 27: 317-322 | |
| Physocnemum violaceipenne n.s., Copris gopheri, Spalacopsis filum and Ancylocera brevicornis John Hamilton (1896) Entomological News, Philadelphia 7(9): 286-287 | |
| The Entomological Writings of John Hamilton, M. D., with an Index to the New Coleoptera Described and Named, and an Account of the Disposition Made of His Collection and Entomological Library Edward A Klages (1911) Transactions of The American Entomological Society 37: 361-367 | |
| Notes on the winter Coleoptera of western and southern Florida, with descriptions of new species. -II W Blatchley (1920) The Canadian Entomologist, Ontario 52: 68-72 |