Toledonia neocaledonica, Valdés, 2008

Valdés, Ángel, 2008, Deep-sea “ cephalaspidean ” heterobranchs (Gastropoda) from the tropical southwest Pacific, Mémoires du Muséum national d'Histoire naturelle 196, pp. 587-792 : 649

Toledonia neocaledonica n. sp.

Figs 28B-D, 29

TYPE MATERIAL. — Holotype MNHN 20340 and 15 paratypes MNHN 20341-20349, 1 paratype LACM 2989 .

TYPE LOCALITY . — Banc Stylaster, Norfolk Ridge , 23°37’S, 167°42’E, 447-450 m [ SMIB 8 : stn DW 169 ] .

MATERIAL EXAMINED. — North of New Caledonia. BATHUS paratypes ( MNHN 20346 ); stn DW 167 , Banc Stylaster, 23°38’S, 4: stn DW 923 , Grand Passage, 18°52’S, 163°24’E, 470-502 m, 167°43’E, 430-452 m, 4 dd, paratypes ( MNHN 20347 ); stn DW 1 lv, paratype ( MNHN 20342 ; Fig. 28B). 169, 23°37’S, 167°42’E, 447-450 m, 2 dd, holotype ( MNHN New Caledonia proper. BATHUS 1 : stn DW 683 , Passe de Hien- 20340; Figs 28C, D) and paratype ( MNHN 20341 ); stn DW ghu, 20°35’S, 165°07’E, 380-400 m, 1 dd, paratype ( MNHN 182-184 , Banc Aztèque, 23°18-19’S, 168°05’E, 320-367 m, 3 20343); stn DE 697, Passe de Hienghène, 20°34’S, 164°58’E, dd, paratypes ( MNHN 20348 ) . — BATHUS 3 : stn DW 817 , Banc 570-650 m, 1 dd, paratype ( MNHN 20344 ). Jumeau Ouest, 23°42’S, 168°16’E, 405-410 m, 1 dd, paratype Norfolk Ridge. BIOCAL: stn DW 66 , 24°55’S, 168°22’E, 505- ( LACM 2989 ); stn DW 824 , 23°19’S, 168°00’E, 601-608 m, 1 515 m, 1 lv, paratype ( MNHN 20345 ) . — SMIB 8 : stn DW 146 - dd, paratype ( MNHN 20349 ) .

147, Mont B, Banc Éponge, 24°55’S, 168°22’E, 508-532 m, 2 dd,

DISTRIBUTION. — Collected from New Caledonia (Fig. 29), in 367-601 m, live in 502-505 m.

DESCRIPTION. — Shell morphology. Length 2.5 mm, width 2 mm (holotype). Shell fragile, oval, as long as wide (Fig. 28C). Spire concave, with 2 whorls (Fig. 28D). Apex flat, with the aperture ending at the same level on the left side. Anterior end of the shell rounded. Aperture as long as the shell, wider anteriorly and narrower posteriorly. Columella slightly