A taxonomic review of Korean species of the genus Philhygra Mulsant & Rey (Coleoptera: Staphylinidae: Aleocharinae)
Author
Lee, Seung-Gyu
Author
Ahn, Kee-Jeong
text
Zootaxa
2012
3483
58
70
journal article
10.5281/zenodo.210277
dbd00d54-cf11-4974-91bf-badee2e4ab2e
1175-5326
210277
83E9363D-0D2C-4742-B92B-A66774867517
Philhygra elongatula
(
Gravenhorst, 1802
)
(
Figs. 1
A, 2A–C)
Aleochara elongatula
Gravenhorst, 1802
: 79
.
Aleochara teres
Gyllenhal, 1810
: 390
(as valid species).
Aleochara microcephala
Stephens, 1832
: 138
(as valid species).
Metaxya impressifrons
Mulsant & Rey, 1875
: 168
(as valid species).
Atheta
(
Metaxya
)
subpolaris
Fenyes, 1909
: 423
(as valid species).
Metaxya deceptor
Casey, 1910
: 79
(as valid species).
Atheta elongatula
:
Everts, 1922
: 101
(as valid species).
Aleochara teres
:
Everts, 1922
: 101
(as synonym of
Atheta elongatula
).
Aleochara microcephala
:
Everts, 1922
: 101
(as synonym of
Atheta elongatula
).
Atheta
(
Metaxya
)
wankaiana
Bernhauer, 1927
: 98
(as valid species).
Atheta
(
Metaxya
)
transsilvanica
Benick, 1943
: 6
(as valid species).
Atheta
(
Hygroecia
)
elongatula
:
Brundin, 1944
: 225
(as valid species).
Atheta
(
Philhygra
)
elongatula
:
Benick & Lohse, 1974
: 145
;
Paśnik, 2001
: 206
;
Smetana, 2004
: 391
(as valid species).
Metaxya deceptor
:
Gusarov, 2003
(Internet site) (as synonym of
Philhygra subpolaris
).
Philhygra subpolaris
:
Gusarov, 2003
(Internet site) (as valid species).
Metaxya impressifrons
:
Smetana, 2004
: 391
(as synonym of
Atheta elongatula
).
Atheta
(
Metaxya
)
subpolaris
:
Smetana, 2004
: 391
(as synonym of
Atheta elongatula
).
Atheta
(
Metaxya
)
wankaiana
:
Smetana, 2004
: 391
(as synonym of
Atheta elongatula
).
Atheta
(
Philhygra
)
transsilvanica
:
Smetana, 2004
: 393
(as valid species).
Atheta
(
Metaxya
)
transsilvanica
:
Ádám, 2008
: 140
(as synonym of
Atheta elongatula
).
Description.
Body length
2.8–3.8 mm
. Body (
Fig. 1
A) generally dark brown; antennae and pronotum paler; legs yellowish brown. Head narrower than pronotum; eyes prominent, about as long as tempora; antennae long and slender, antennomeres 4–10 slightly elongate, 11 about as long as preceding two combined; anterior margin of labrum emarginate; a-sensillum relatively long; prementum with medial pseudopores absent and lateral pseudopores present. Pronotum slightly transverse, approximately 1.15–1.20 times as wide as long, widest in apical third; pubescence in midline directed anteriorly. Elytron approximately 1.85 times longer than wide, postero-lateral margin very weakly sinuate. Male tergite VIII with 5 macrosetae on each side of midline, posterior margin truncate; male sternite VIII with 7 macrosetae on each side of midline, posterior margin broadly round; posterior margin of female tergite VIII emarginate; posterior margin of female sternite VIII round. Aedeagus as in
Figs. 2
A–C.
Material examined.
KOREA
:
4 ex., Phjongjang,
16 v 1974
,
ISEA
;
Gangwon prov.:
3 ex., Kymgang-san Mts.,
16–18 vi 1974
,
ISEA
FIGURE 1.
Habitus of
Philhygra
. A,
P. elongatula
, 3.4 mm; B,
P
.
homoeopyga
, 3.6 mm; C,
P
.
palustris
, 2.9 mm; D,
P
.
polaris
, 4.0 mm; E,
P
.
pseudoelongatula
, 3.0 mm; F,
P
.
sparsa
, 3.1 mm; G,
P
.
yokkaichiana
2.9 mm.
FIGURE 2.
Philhygra elongatula
. A, median lobe, lateral aspect; B, median lobe, ventral aspect; C, paramere, lateral aspect. Scale bars 0.1 mm.
Distribution.
Europe,
Iran
,
Korea, North
Africa (
Algeria
,
Morocco
,
Tunisia
) and
Russia
(East Siberia, West Siberia) (
Smetana 2004
).
Remarks.
No specimens were available for dissection. Therefore, we could not describe the mouthparts in detail.