Basionym: Hydnum concrescens Pers., Observationes mycologicae 1: 74 (1796) [MB#200205] Taxonomic synonyms: - Hydnellum subsuccosum K.A. Harrison, Canadian Journal of Botany 42 (9): 1228 (1964) [MB#332094] - Hydnum vespertilio Berk., Hooker's Journal of Botany and Kew Garden Miscellany 6: 167 (1854) [MB#180952] - Hydnellum vespertilio (Berk.) Banker, Mycologia 5 (6): 198 (1913) [MB#469501] - Hydnellum zonatum f. vespertilio (Berk.) Coker & Beers, The stipitate hydnums of the eastern United States: 80 (1951) [MB#346903] - Hydnellum parvum Banker, Mycologia 5 (4): 200 (1913) [MB#469498] - Hydnum parvum (Banker) Trotter, Sylloge Fungorum 23: 471 (1925) [MB#230582] - Hydnellum scrobiculatum f. parvum (Banker) D. Hall & D.E. Stuntz, Mycologia 64 (3): 584 (1972) [MB#348218] - Hydnum fasciatum Peck, Annual Report on the New York State Museum of Natural History 41: 78 (1888) [MB#147757] - Hydnellum fasciatum (Peck) Coker & Beers, The stipitate hydnums of the eastern United States: 77 (1951) [MB#298549] - Phellodon fasciatus (Peck) Banker, Memoirs of the Torrey Botanical Club 12: 171 (1906) [MB#503224] - Calodon fasciatus (Peck) Pat., Essai taxonomique sur les familles et les genres des Hyménomycètes: 118 (1900) [MB#505208] - Hydnum spathulatum Lloyd, Mycological Writings 6 (61): 878 (1919) [MB#473494] - Calodon fasciatum (Peck) Pat. (1900) [MB#490742]