Conidae and Terebridae (Gastropoda: Neogastropoda) from the Plio-Pleistocene of the Philippines
Author
Helwerda, Enate A.
text
Zootaxa
2017
4221
5
545
561
journal article
37275
10.11646/zootaxa.4221.5.4
0d39993a-3c36-40ec-90d1-14eb37ce6535
1175-5326
253519
8AB821F3-4B44-40B0-BD55-960C08121C48
Terebra polygyrata
Deshayes, 1859
(
Figure 17–20
)
1859
Terebra polygyrata
nov. spec.—Deshayes: p. 301.
1913
Terebra (Strioterebrum) polygyrata
Deshayes, 1859
—Schepman: p. 371. 1987
Terebra polygyrata
Deshayes, 1859
—Bratcher & Cernohorsky: p. 104, pl. 28, figs. 104a–c. 2000
Strioterebrum polygratum
(
Deshayes, 1859
)
—Tsuchida: p. 675, pl. 335, fig. 36. 2007
Terebra polygyrata
Deshayes, 1859
—Terryn: p. 34, pl. 31, fig. 15 & pl. 61.
Material.
Anda1 (1) RGM 961856, Roxas (1) RGM 961864, Tiep2 (2) RGM 961859, RGM 961866.
Characterization.
Shell to
14 mm
and 8.5 whorls. Protoconch dome-shaped, 2.2–2.3 whorls. Teleoconch whorl outline slightly convex, with many sharp, narrow, curved axial ribs, 19 on penultimate whorl. Subsutural band defined by groove crossing axial ribs. Spiral cords distinct, crossing axial ribs, occurring on subsutural band as well as remainder of whorl, 13 on penultimate whorl. Columella recurved.
Distribution.
From the
Gulf
of
Oman
to the
Fiji
Is. (
Bratcher & Cernohorsky, 1987
). Tropical Indo-West Pacific, subtidal to
50 m
, sand bottom (
Tsuchida, 2000
).
Philippines
, subtidally in sand (
Terryn, 2007
).
FIGURES 11–23.
Terebridae
. Scale bar is either 10 mm or 1 mm.
11.
Terebra fenestrata
Hinds, 1844
. RGM 961855, scale bar
10 mm
. Locality Anda1. 12.
Terebra fenestrata
Hinds, 1844
, RGM 961868, scale bar
1 mm
. Locality Tiep2. 13.
Terebra fenestrata
Hinds, 1844
, RGM 961867, scale bar
1 mm
. Locality Tiep2. 14.
Terebra textilis
Hinds, 1844
, RGM 962089, scale bar
1 mm
. Locality AndaClif1. 15.
Terebra textilis
Hinds, 1844
, RGM 961857, scale bar
10 mm
. Locality Anda6. 16.
Terebra fortunei
Deshayes, 1857
, RGM 961858, scale bar
10 mm
. Locality Roxas. 17.
Terebra polygyrata
Deshayes, 1859
, RGM 961864, scale bar
1 mm
. Locality Roxas. 18.
Terebra polygyrata
Deshayes, 1859
, RGM 961866, scale bar
1 mm
. Locality Tiep2. 19.
Terebra polygyrata
Deshayes, 1859
, RGM 961856, scale bar
10 mm
. Locality Anda1. 20.
Terebra polygyrata
Deshayes, 1859
, RGM 961859, scale bar
10 mm
. Locality Tiep2. 21.
Terebra exiguoides
Schepman, 1913
, RGM 961865, scale bar
1 mm
. Locality Roxas. 22.
Terebra
spec 2, RGM 961860, scale bar
1 mm
. Locality Anda1.