Review of the types of Indo-Pacific Triphoridae (Mollusca, Gastropoda) in the Muséum national d’Histoire naturelle, Paris
Author
Albano, Paolo G.
Department of Animal Conservation and Public Engagement, Stazione Zoologica Anton Dohrn, Villa Comunale, 80121 Naples (Italy) and Department of Palaeontology, University of Vienna, Althanstrasse 14, A- 1090 Vienna (Austria) pgalbano @ gmail. com (corresponding author)
Author
Franco, Davide Di
Author
Azzarone, Michele
Department of Palaeontology, University of Vienna, Althanstrasse 14, A- 1090 Vienna (Austria) davide. di-franco @ senckenberg. de mikeal. mikeal @ gmail. com
franco@senckenberg.de
Author
J., Piet A.
Naturalis Biodiversity Center, Darwinweg 2, 2333 CR Leiden (The hannco. bakker @
Author
Bakker
Netherlands) @ naturalis. nl
Author
Sabelli, Bruno
Museo di Zoologia dell’Università di Bologna, via Selmi 3, 40126 Bologna (Italy) bruno. sabelli @ unibo. it
sabelli@unibo.it
text
Zoosystema
2023
2023-01-20
45
2
13
106
journal article
10.5252/zoosystema2023v45a2
1638-9387
7569742
urn:lsid:zoobank.org:pub:11878F2F-A180-44B2-8CBC-F1577E258F6F
Viriola bayani
Jousseaume, 1884
(
Fig. 38
)
Viriola bayani
Jousseaume, 1884: 267
, pl. 4, fig. 20.
TYPE
LOCALITY. —
New Caledonia
.
TYPE
MATERIAL
. —
Syntype
.
New Caledonia
•
MNHN-IM-2000-1388;
1 specimen
; from type locality
.
ORIGINAL
DESCRIPTION. —
Testa elongato-subulata, solida, gracillima, rufo purpurascente, nitidiuscula; anfractibus persistentibus 23, planis, carinis tribus, laevibus, sat prominentibus, instructis; carinarum interstitiis clathratis; sutura lineari, distincta, filomarginata; ultimo inferne complanato, quinque carinato; apertura rhomboidaea, intus alba, fusco-zonata, lateraliter fissa; canali elongato, recurvo, tenuissime striato. — Long. 17 millim., lat. 2.7 millim.
[Latin diagnosis followed by a discussion in French]
TRANSLATION
OF THE LATIN TEXT. — Subulate-elongated shell, solid, very slender, purplish red, slightly bright; whorls are constantly 23, flattened, with three smooth and quite prominent spiral cords; cord interspaces are latticed; linear and distinct suture, with a smooth cord at its margin; the last whorl is flattened below, with five spiral cords; rhomboid aperture, internally white, banded with brown, laterally fissured; elongated siphon, curved, finely striated. — Length
17 mm
, diameter
2.7 mm
.
FIG. 38. —
Viriola bayani
Jousseaume,1884
,New Caledonia:
A
, original figure in
Jousseaume (1884)
;
B -H
, syntype,MNHN-IM-2000-1388; front (
B
), side (
C
), back (
D
), microsculpture (
E
), peristome (
F
), apex (
G
,
H
); I, J, original labels. Scale bars: A-D, 2 mm; E, 0.4 mm; F, 0.5 mm; G, H, 0.2 mm.
DIAGNOSIS. — Very elongated shell with flat sides.
Syntype
16.6 mm
high. Teleoconch of
c.
22 whorls. Three spiral cords present, the second appearing between the fifth and the eighth whorl. All three spiral cords smooth with prosocline axial ribs in the interspaces. Peristome incomplete in the
syntype
, but with an additional spiral cord below the second spiral cord. Base with two additional smooth spiral cords. Teleoconch brown with white blotches on the spiral cords. Protoconch missing in the
syntype
.