(†) Murex adversus Montagu, 1803

Murex adversus Montagu, 1803: 271 .

Cerithium adversum (Montagu, 1803) — Brown 1827: pl. 48, fig. 64.

Triforis adversa (Montagu, 1803) — Monterosato 1878b: 155.

Triforis perversus var. adversa (Montagu, 1803) — Bucquoy et al. 1884: 212.

Triforis (Monophorus) perversus var. adversa (Montagu, 1803) — Sacco 1895: 63, pl. 3, fig. 62.

Triforis perversa var. adversa (Montagu, 1803) — Dautzenberg & Fischer 1906: 42.

Biforina perversa var. adversa (Montagu, 1803) — Milaschewitsch 1909: 153, 165.

Triforis (Monophorus) perversa var. adversa (Montagu, 1803) — Dautzenberg 1927: 106.

Triphora (Triphora) perversa var. adversa (Montagu, 1803) — Beets 1946: 48.

Triphora perversa var. adversa (Montagu, 1803) — van Regteren Altena et al. 1965: 19, pl. 6, fig. 67.

Triphora perversa f. adversa (Montagu, 1803) — Nordsieck 1968b: 155.

Triphora adversa (Montagu, 1803) — Bouchet & Guillemot 1978: 350, fig. 1, 7, 11, 15, 16, 20, 23.

Triphora perversa subsp. adversa (Montagu, 1803) — Nordsieck & Garcia-Talavera 1979: 85, pl. 17, fig. 17.

Marshallora adversa (Montagu, 1803) — Bouchet 1985: 45, fig. 4, 12, 31–32, 36.

Type locality. United Kingdom, Sandwich.

Neotype type locality. France, Locmiquel, Gulf of Morbihan.

Type material. EXEMS Moll 4231, syntypes are lost. MNHN-IM-2000-743, neotype.

Distribution. Belgium (Harmer 1918; van Regteren Altena et al. 1965; Marquet 1996), Black Sea (Milaschewitsch 1909), Bulgaria (Wilke 1997), Cape Verde (Dautzenberg & Fischer 1906; Nordsieck & Garcia-Talavera 1979; Fernandes & Rolán 1988; Fernandes & Rolán 1991; Rolán 2005), Croatia (Romani et al. 2018), Denmark (Harmer 1918; Fretter & Graham 1982), France (Locard 1892; Harmer 1918; Cossmann & Peyrot 1922; Glibert 1949; Bouchet & Guillemot 1978; Bouchet 1985), Gibraltar (Bouchet 1985), Greece (Manousis & Galinou-Mitsoudi 2014), Ireland (Seaward 1982), Israel (Mediterranean) (Albano et al. 2020), Italy (Monterosato 1875; Monterosato 1878a; Sacco 1895; Harmer 1918; Ferrero Mortara et al. 1984; Vazzana 2010; Albano & Sabelli 2012), Malta (Cachia et al. 1996), Lebanon (Crocetta et al. 2020), Portugal, Azores (Nordsieck & Garcia-Talavera 1979; Ávila et al. 1998; Ávila 2000; de Frais Martins et al. 2009), Portugal, Madeira (Segers et al. 2009), Romania (Grossu 1986), Senegal (Ardovini & Cossignani 2004), Spain (Templado 1986; Rolán & Otero–Schmitt 1996; Giribet & Peñas 1997; Taruella Ruestes 2002; Landau et al. 2006; Peñas et al. 2006; Tarruella Ruestes & Soriano 2006; Oliver Baldoví 2007; Gofas et al. 2011), Spain, Canary Islands (Dautzenberg & Fischer 1906; Nordsieck 1968b; Nordsieck & Garcia-Talavera 1979; Nordsieck 1982; Bouchet 1985; Fernandes & Rolán 1988; Fernandes & Rolán 1991), The Netherlands (Beets 1946; van Regteren Altena et al. 1955; van Regteren Altena et al. 1965), Tunisia (Dautzenberg 1927; Bouchet 1985), United Kingdom (Adams 1798; Turton 1802; Montagu 1803; Donovan 1803; Maton & Rackett 1807; Turton 1819, Brown 1827; Forbes & Hanley 1853; Fretter & Graham 1982; Seaward 1982; Graham 1988).

Geological age. Holocene (Harmer 1918), Pleistocene (Harmer 1918; Beets 1946), Pliocene (Sacco 1895; Harmer 1918; Beets 1946; Ferrero Mortara et al. 1984; Marquet 1996), Miocene (Sacco 1895; Harmer 1918; Cossmann & Peyrot 1922; Glibert 1949), Oligocene (Harmer 1918).

Remarks. Turbo reticulatus Donovan, 1803, Triforis perversa var. lactea Monterosato, 1875, Biforina perversa var. parva Milaschewitsch, 1916 and Triphora pseudobesula Nordsieck, 1968 are considered junior synonyms of Murex adversus Montagu, 1803 (Bouchet 1985) . A neotype was selected (Bouchet 1985) as there are no original types left (Bouchet & Guillemot 1978).