Curculionoidea (weevils) of New Caledonia and Vanuatu: Basal families and some Curculionidae
Author
Kuschel, Guillermo
John T. Huber
text
Mémoires du Muséum national d'Histoire naturelle
2008
197
99
250
journal article
978-2-85653-605-6
1243-4442
Rhinoscapha vanuatensis
n. sp.
Fig. 14
DESCRIPTION. — Scaling white, grey, yellowish or pinkish brown, or coppery, but no green scales anywhere, on elytra across middle of dorsum with a broad, pale band in male, with short stripes on odd interstriae in female.
Rostrum and prothorax largely as in
R. meridiana
.
Scutellum not longer than wide. Elytra slightly but noticeably depressed at base from shoulder to shoulder, withh well-marked striae, with stria 3 joining 6, 4 joining 5, and 7 joining 8; interstriae flat, with minute setiferous puncta. Metasternum posteriorly, in front of intercoxal process of ventrite 1, lacking black bare lines.
Male: tergite 4 lacking pruinose patches; tergite 7 uniformly rounded at apex, its latero-apical area of pruinose patches with numerous larger puncta. Tegmen and aedeagus similar to those of
R. meridiana
, but aedeagal body with a slight waist between base and ostial area, and apex not so strongly curved downwards, and without a longitudinal depression dorsally on midline.
Female: not dissected.
Length:
17-26 mm
.
TYPE MATERIAL
. —
Holotype
male, 19.0 x 8.0 mm, Vilakalaka, Aoba,
27.X.1965
,
MNHN
.
Paratypes
with
BPBM
,
NZAC
,
SRFP
.
MATERIAL EXAMINED
. —
Vanuatu
.
Maewo
:
1 female
,
Kerepei
,
0-200 m
,
XII.1983
, NLH Krauss. Aoba:
2 males
, Vilakalaka,
27.X.1965
. Pentecost:
2 males
,
3 females
, X-XI.1965;
1 male
, Central,
20.II.1984
, Palaud David.
9 specimens
.
HOSTPLANTS. — No data.
ETYMOLOGY. — The species name ‘vanuaténsis’, a patronymic name from
Vanuatu
.
REMARKS. —
R. vanuatensis
differs from all other eupholines known to me by the way the elytral striae 3 to 8 are joined posteriorly as well as by the absence of bare metasternal lines.