Fuegotrophon pallidus ( Broderip, 1832 )

Luca, Javier Di & Zelaya, Diego G., 2019, Gastropods from the Burdwood Bank (southwestern Atlantic): an overview of species diversity, Zootaxa 4544 (1), pp. 41-78 : 57

Fuegotrophon pallidus ( Broderip, 1832)

Fig. 4E

Murex pallidus Broderip, 1832: 194

Trophon crispus — Melvill & Standen, 1907: 136

Trophon crispus var. burdwoodianum Strebel, 1908: 38 , pl. 1, figs. 15a–c

Trophon (Fuegotrophon) pallidus — Powell, 1951: 157, figs. L85, N111 (synonymy, protoconch and radula)

Fuegotrophon pallidus — Pastorino, 2002: 131

Examined material. 2 an. and 10 sh. (MACN-In 40690).

Description. Shell height to 22 mm (up to 27.1 mm according to Strebel 1908); fusiform, solid. Protoconch large, smooth of 1.75 markedly convex whorls (not visible in the figure). Teleoconch of up to 3.25 whorls, markedly convex in outline; last whorl comprising about 75% of total shell height. Suture deep, impressed. Surface white; sculptured with 3 to 5 spiral cords, and 10 to 11 low primary axial ribs, undulated at their intersections; interspaces with secondary axial ribs; base with 5 to 6 additional cords. Aperture ovate, interior white; outer lip expanded, thick; columellar callus thick; siphonal canal long, somewhat oblique, moderately narrow. Operculum ovate, with subterminal nucleus; pale brownish.

Figures

FIGURE 4: A. Proneptunea (?) minuta Castellanos, 1992, MACN-In 40694, scale bar = 1 mm. B. “Savatieria” meridionalis (Smith, 1881), MACN-In 40685, scale bar = 1 mm. C. “Savatieria” chordata Castellanos, Rolán & Bartolotta, 1987, MACN-In 40687, scale bar = 1 mm. D. Buccinidae sp., MACN-In 40686, scale bar = 1 mm. E. Fuegotrophon pallidus (Broderip, 1832), MACN-In 40690, scale bar = 5 mm. F. Trophon ohlini Strebel, 1904, MACN-In 40689, scale bar = 5 mm. G. Trophon plicatus (Lightfoot, 1786), MACN-In 40688, scale bar = 2 mm. H. Paradmete crymochara (Rochebrune & Mabille, 1885), MACN-In 40691, scale bar = 5 mm. I. Mangelia michaelseni (Strebel, 1905), MACN-In 40693, scale bar = 1 mm. J. Leucosyrinx angusteplicata (Strebel, 1905), MACN-In 40692, scale bar = 4 mm. K. Thesbia michaelseni (Strebel, 1905), MACN-In 40695, scale bar = 1 mm. L. Admete magellanica (Strebel, 1905), MACN-In 40696, scale bar = 3 mm.