Episiphon wallisi, Scarabino & Scarabino, 2010

Scarabino, Victor & Scarabino, Fabrizio, 2010, A new genus and thirteen new species of Scaphopoda (Mollusca) from the tropical Pacific Ocean, Zoosystema 32 (3), pp. 409-423 : 416

publication ID

https://doi.org/ 10.5252/z2010n3a3

persistent identifier

https://treatment.plazi.org/id/03C18783-FFA6-FF8E-FF5C-FC85FB78FEF5

treatment provided by

Marcus

scientific name

Episiphon wallisi
status

n. sp.

Episiphon wallisi n. sp.

( Fig. 3 View FIG A-D)

TYPE MATERIAL. — Wallis Island. MUSORSTOM 7, stn DW 604, 13°21’S, 176°08’W, 415-420 m, 1 lv holotype ( MNHN 22784 View Materials ) GoogleMaps ; 2 lv paratypes ( MNHN 22785 View Materials ) GoogleMaps .

TYPE LOCALITY. — Wallis Island, 13°21’S, 176°08’W, 415-420 m (MUSORSTOM 7, stn DW 604).

ETYMOLOGY. — Named from the type locality.

OTHER MATERIAL EXAMINED. — Wallis Island. MUS ORSTOM 7, stn DW 523, 13°12’S, 176°16’W, 455- 515 m 2 lv, 5 dd. — Stn DW 601, 13°19’S, 176°17’W, 350 m, 14 lv, 18 dd. — Stn DW 604, 13°21’S, 176°08’W, 415-420 m, 5 lv, 22 dd.

DISTRIBUTION. — Wallis Island. Live at 350- 415 m.

DESCRIPTION

Shell 6.4 mm long, regularly curved with arc located at the centre of shell, slowly tapering, translucent white. Longitudinally sculptured with 24 fine primary striae and secondary ones on the posterior third. Apex simple, slightly dorsoventrally depressed, callus flat, lumen circular, central. Anterior aperture oblique, thin-walled, slightly depressed dorsoventrally.

Measurements of holotype: L 6.4, W 0.57-0.54, w 0.4, arc 0.54 at 3.2 from apex.

REMARKS

See Remarks for Episiphon joanae n. sp. below.

Kingdom

Animalia

Phylum

Mollusca

Class

Scaphopoda

Order

Dentaliida

Family

Gadilinidae

Genus

Episiphon