A taxonomic revision of the genus Baldorhynchus (Di Marco & Osella, 2002) stat. n. (Coleoptera, Curculionidae, Entiminae)
Author
Bello, Cesare
Author
Osella, Giuseppe
Author
Baviera, Cosimo
text
Zootaxa
2016
2016-01-27
4070
1
1
101
journal article
31380
10.11646/zootaxa.4070.1.1
058a8983-7310-4a2a-ade4-66ed90de8a06
1175-5326
1054428
75CBEFC1-FFC8-4D35-857B-55DD2596BC8C
Baldorhynchus blesioi
(Osella, 1968)
(
Figures 7, 7a, 7b, 7c, 7d, 7e, 7f
,
61
,
98
)
Troglorhynchus blesioi
Osella, 1968: 141
-156; 1983: 95-123; Mazzoldi, 1852:56;
Abbazzi & Osella, 1992
: 301
; Abbazzi
et al.
, 1994: 21;
Osella & Zuppa, 1998
:
1126
-1127.
Otiorhynchus
(
Troglorhynchus
)
blesioi
:
Magnano, 1998
: 71
.
Otiorhynchus
(
Baldorhynchus
)
blesioi
:
Di Marco & Osella, 2002
: 258
;
Colonnelli, 2003
: 39
;
Abbazzi & Maggini, 2009
: 53
; Magnano & Alonso Zarazaga, 2013: 309.
Type
locality.
“
Bus de San Faustì
156
Lo
,
Brescia
”
Diagnosis.
A
Baldorhynchus
of medium or large size belonging to the
B. blesioi
group with elytra ogival or elongate-oval. This species is recognisable by the medium-large body size and the pronotum strongly narrowed at the base. Punctation of pronotum is small, regularly arranged, shallow and quite sparse. Punctation of the elytra small, regularly aligned and superficial. Total length:
4.80–5.20 mm
. Elytra with length/width ratio 1.93–2.00. Pronotum length 0.90–1.00 mm with length/width ratio 1.16–1.25.
Description.
See Osella (1968) and figures
hoc opus
.
Holotype
.
Female. Total length:
4.80 mm
. Scape length: 1.00 mm; funicle length: 1.00 mm. Scape length/ funicle length ratio: 1.00. Funicle with club ratios: 13: 7: 6: 7: 5: 6: 4: 26 (club). Vestigial eyes not present. Vertex width/mesorostrum width: ratio 2.00. Pronotum ratio: 1.19 (length:
0.95 mm
, width:
0.80 mm
). Elytra ratio: 2.00 (length: 3.00 mm, width:
1.50 mm
).
Male.
Not known.
Distribution.
See
Fig. 129
. Italian endemic. Known only from Valenzano Mount at “Bus de San Faustì 156 Lo”:
45°36’46’’N
10°22’23’’E
at 260 meters of elevation in Passirano near Camignone.
Material.
We examined the material studied by Osella (1983).
Other
material
: “
Italia
, Prov. Brescia, umg.
Caignone
(
recte
Camignone
),
Busa de San Faustì
, 156
Lo
,
22.3.1981
leg.
J. Frank
” (
TLMF
): one female, remains; "Brescia,
Camignone, B.
[us]
di San Faustino
,
7 XI
, [19]81 leg.
Sciaky
” (
GOS
): two females + one female elytra; “Buca di
S. Faustino
, (Camignone, Brescia),
1. III. 1983
, leg.
R. Monguzzi
” (
RMO
): three females; “
Bus de San Faustì
, N.
156 Lo,
25. VI.
[19]85, leg.
M. Grottolo
” (
MGR
): one female; “
Lombardia
, BS, Camignone, Buca di
S. Faustino
,
30. V.
[19]98, leg.
Grottolo
” (
MGR
): one female; “Camignone (BS),
Bus de San Faustì
, N
° 156 Lo,
18. I.
[19]86, leg.
Grottolo
” (
CBE
,
MGR
): two females; “idem,
16. II.
[19]86, leg.
Grottolo
” (
MGR
): two females; “
Lombardia
, Camignone (BS),
Busa di San Faustì
, N
° 156 Lo,
8.III.
[19]87, leg.
M. Grottolo
” (
MGR
): one female; “
Lombardia
, (BS), Camignone, Buca di
S. Faustino
,
30.V.
[19]98, leg.
Grottolo
” (
MGR
): one female; “gr.
S. Faustino
, BS,
Camignone, IV
. [19]88, leg.
V. Monzini
” (APA): one female; “
Lombardia
, Prealpi Bresciane. Camignone (BS); Grotta 156 Lo/BS,
08.
II.1988
,
I. Ferrari
leg.” (
CBE
): two females (remains). Four females genitalia were examined.
FIGURES 7–7f
—
Baldorhynchus blesioi
(Osella, 1968)
holotype
♀
from “Bus de San Faustì 156 Lo, Brescia”: 7—habitus, dorsal view (scale bar:
1 mm
); 7a—habitus, lateral view; 7b—rostrum, lateral view; 7c—pronotum; 7d—elytra punctuation; 7e— funicle and club; 7f—spermatheca.
Ecology/Phenology.
See Osella (1968). The cave opens in Domeriano geological terrain (Lias medium) (Grottolo
in litteris,
2015).
Reproduction.
Parthenogenetic. All 25 specimens examined were females.