Revision of the Western Palaearctic Diplazontinae (Hymenoptera, Ichneumonidae)
Author
Klopfstein, Seraina
text
Zootaxa
2014
2014-05-22
3801
1
1
143
journal article
45701
10.11646/zootaxa.3801.1.1
86799ab1-401c-405c-9122-a1e96d72fc0e
1175-5326
249944
E5F8C489-37F4-4A76-8E25-EFC65CDCA1D7
Syrphophilus scabriculus
(
Holmgren 1858,
Bassus
)
Bioblapsis tricincta
Ashmead 1902
(syn. nov.)
Diagnosis.
Fore wing length
3.5–4.8 mm
. Antenna of both sexes with 16–18 flagellomeres. Mesoscutum smooth with some fine sculpture centrally, punctures with margins indistinct and restricted to anterior margin.
Mesopleuron smooth with some fine sculpture on lower half. Sternaulus weakly impressed. Propodeum with a full set of strong carinae enclosing basal, lateral and petiolar areas, the areas with rugose to coriaceous sculpture. First tergite with median dorsal carinae usually only present on basal third. Second and third metasomal tergites with punctures indistinct against the rugulose or coriaceous background.
Colouration of females.
Antenna black. Head and mesosoma black, yellow inner orbits often restricted to above the antennae, yellow or orange on clypeus and mouthparts, yellow on hind corner of pronotum, tegula, and sometimes upper mesepimeron; without yellow shoulder marks, scutellum black. Legs orange, coxae and trochanters black; femora orange, marked with black ventrally; hind tibia orange with apex dark, hind tarsus dark. Metasoma black with orange or yellow apical bands on tergites 2 to 3 or 4.
Colouration of males.
As in females but with yellow ventrally on scape and pedicel, face with yellow inner orbits and a central yellow spot, mesosoma black. Fore and mid coxae with yellow apices, trochanters sometimes yellow. Metasoma as in female.
Material examined.
Lectotype
of
Bassus scabriculus
Holmgren
:
Sweden
, Dalarna, leg. Boheman. 1♀, at
NRM
(hereby designated).
Holotype
♂ of
Bioblapsis tricincta
Ashmead
:
USA
, Alaska, Berg Bay,
10.VII.1899
,
1♂
(damaged), at
USNM
.
New for
Finland
: InL
Utsajoki
,
Kevo
, leg.
Jussila
,
13.VII.1959
.
1♂
,
1♀
, at
NMBE
;
EnL, Enontekiö, Toskaljärvi 7689:280, leg. Jussila,
15.VII.2007
. 1♀, at RJ
;
InL Utsajoki, Kevo, leg. Jussila,
13.VII.1959
.
1♂
, at RJ
;
Utsjoki Li, leg. Karvonen,
2.VII.1967
. 1♀, at RJ
. New for
Norway
: Dovrefjell, Kongsvoll,
1000–1500m
, leg. J.E. & R.B. Benson,
25.VI.–3.VII.1966
. 1♀,
8.–27.VI.1967
.
3♂
, 4♀
;
Buskerund Fylke, Geijo,
1000–1100m
, leg. J.E. & R.B. Benson,
16.–24.VI.1965
. 1♀; all at
BMNH
;
Telemark,
3 km
E Kalhovd,
900–1000m
,
N60°04'
,
E8°23'
, leg. Munk,
27.VII.1987
. 2♀, at MR.
Canada
(1),
Finland
(4),
Norway
(11),
Sweden
(30).
Distribution.
Holarctic.
Figures.
Habitus (
Fig. 35
C).
Notes.
This species was formerly known as
Syrphophilus tricinctus
(Ashmead)
, but examination of the
type
of
Bassus scabriculus
Holmgren
showed that this is not a synonym of
S. tricinctorius
but instead identical with the former species.