Trophon inornatusPilsbry, 1897c, p. 330, text-fig. [Basis of the current name] Type Locality: near Cape Fairweather, Patagonia References: Griffin & Pastorino (2005) v Comments: Described as a fossil. Treated as a synonym of Trophon varians by Castellanos (1970a), but shown to be an extinct (Plio-Pleistocene) species by Griffin & Pastorino (2005).
Trophon inornatus fairusIhering, 1907, p. 402, 392, [Ortmann 1902, pl. 34, figs. 8a-b] [Synonym] Type Locality: Cap Fairweather [Santa Cruz, Argentina] References: Griffin & Pastorino (2005) s Comments: Treated as a synonym of Trophon lamellosus by Parodiz (1996), but shown to be T. inornatus, an extinct (Plio-Pleistocene) species by Griffin & Pastorino (2005).
Trophon inornatus fairus var. gradatusIhering, 1907, p. 402, Not figured [Not available] Type Locality: Cap Fairweather [Santa Cruz, Argentina] References: Griffin & Pastorino (2005) s Comments: Non Ihering (1897). Infrasubspecific; stated to be a nude name by Parodiz (1996), but had a brief description. Treated as a synonym of Trophon lamellosus by Parodiz (1996), but shown to be T. inornatus, an extinct (Plio-Pleistocene) species by Griffin & Pastorino (2005).
Trophon varians montenusIhering, 1907, p. 404, Not figured [Synonym] Type Locality: Monte Espejo [Santa Cruz, Argentina] References: Griffin & Pastorino (2005) s Comments: Treated as a synonym of Trophon lamellosum by Parodiz (1996), but shown to be an extinct (Plio-Pleistocene) species by Griffin & Pastorino (2005).
Partial List of References
Ihering, H. von. 1907. Les Mollusques fossiles du Tertiare et du Crétacé Supérieur de l'Argentine Anales del Museo Nacional de Buenos Aires (3)7 xiii + 611 pp., 18 pls. Pilsbry, H. A. 1897. Patagonian Tertiary fossils Proceedings of the Academy of Natural Sciences of Philadelphia 49 329-330. [True date: 18 Oct 1897.]