A revision of the Pediacus Shuckard 1839 (Coleoptera: Cucujidae) of Asia and Australasia
Author
Marris, John W. M.
Author
Ślipiński, Adam
text
Zootaxa
2014
2014-01-13
3754
1
32
58
journal article
http://dx.doi.org/10.11646/zootaxa.3754.1.2
f435fbaf-802a-4202-92ff-6d69aa405739
1175-5326
252769
D873973D-A4F5-455F-83DD-4B3E564DB630
Pediacus australis
Marris & Ślipiński
,
sp. nov.
Figs.
2
A–H.
Diagnosis.
Recognisable by the combination of the following characters: body colour pale orange-brown, eyes large and coarsely faceted, pronotum with weakly produced denticles.
Description. Body
length
2.6–3.4 mm
(n=
7
), elongate,
3.13
× longer than wide, colour orange-brown, legs slightly paler; pubescence long, pale, appressed and moderately conspicuous; surface moderately glossy.
Head
transverse,
1.78
× wider than long; puncturation moderately impressed and moderately dense medially, increasing in size and density laterally with punctures separated by about their diameter; setae long and appressed, conspicuous; microsculpture absent, surface glossy; eyes very large, strongly projecting, ocular index
0.63
, coarsely faceted, postocular denticle absent; antennae as in
Figs.
2
C, D, antennomere VII larger than VI and VIII.
Pronotum
weakly transverse,
1.19
× wider than long, widest at about anterior
1
/
3
, sides subparallel; lateral margins moderately explanate and reflexed basally, denticles small and broadly obtuse; disc faintly impressed; puncturation, setation and microsculpture as for head, impunctate median strip faint to absent.
Elytra
elongate,
2.04
× longer than wide, sides subparallel, epipleura weakly explanate; puncturation moderately dense but weakly impressed basally, becoming more dense and deeply impressed laterally, puncturation faint on disc; setation long, appressed and conspicuous; microsculpture coriaceous.
Genitalia
for male as in
Figs.
2
G, H, parameres strongly elongate, tapering apically; internal sac with tooth-like projections basally and a weakly sclerotized apical section.
Type material.
Holotype
(
male
): “[
Australia
]
N.E. QLD.
Hinchinbrook Is.
,
Upper Gayundah Ck.
10–11
Nov
1984
G. Monteith & D.J. Cook
// Q.M. BERLESATE NO.
673
18.22
S
x
146.15
E
Rainforest
,
850m
Sieved litter
// Queensland Museum Loan No.
93. 27
Date:
Nov.
1993
[green label] // HOLOTYPE
Pediacus australis
Marris & Ślipiński
2013
”. Specimen on card point with genitalia mounted in DHMF on card below; deposited in
QM
.
Paratypes
.
AUSTRALIA
: Queensland: Bulburin State Forest, via Many Peaks, Qld.
17–19
.x.
1972
B.K. & J.A. Cantrell (
1
,
ANIC
);
Millaa Millaa,
9
.i.
1964
, N. Qld. G. Monteith (
1
,
UQIC
);
AUSTRALIA
: n. Qld
7km
NE of Tolga
7
.ix.
1987
Storey & De Faveri light trap (
1
,
QDPI
);
Hambledon
XI–
1921
Queensland, Aus. (
1
,
BPBM
).
PAPUA
NEW
GUINEA
:
PAPUA
NEW
GUINEA
Wau,
4000 ft
.
1–3
.VII.
1974
H.F. Howden (
1
,
CNC
).
PHILIPPINES
:
PHILIPPINES
: MOUNTAIN
PROV
., Abatan, Buguias
60km
S of Bontoc,
1800–2000m
,
24
.IV.
1964
, H.M. Torrevillas Collector (
1
,
BPBM
).
THAILAND
:
NW
Thailand
,
19.19
N
,
97.59
E
Mae Hong Son,
1991
Ban Huai Po,
1600–2000m
17
.–
23.5
., L. Dembický leg. (
2
,
NHMW
);
NW
THAILAND
,
9
.–
16.5
. Mae Hong Son
1991
Ban Huai Po,
1600–2000m
leg. J. Horak (
1
,
NHMW
);
NW-THAILAND;
1
.–
5.5
. Mae Hong Son
1992
Ban Huai Po,
1600–2000m
leg. J. Strnad (
1
,
NHMW
).
Distribution.
Australia
,
Papua New Guinea
,
Philippines
,
Thailand
.
Etymology.
The species epithet refers to the southern distribution of this species within the Asian and Australasian regions. It is the only
Pediacus
species recorded from Australasia.