Study on the Palaearctic Pristiphora species (Hymenoptera ...

220
NATURA SOMOGYIENSIS
sometimes hind margin of pronotum and the last abdominal segment may whitish or
brownish. Legs whitish or whitish brown. Coxae, more or less hind side of fore femora,
most of hind femora, apices of hind tibiae and tarsi black. Frontal area definitely outlined.
Mesopleuron shiny. Wings hyaline, costa light brown, stigma brown or dark
brown. Face normal, Fig. 165].........................................................P. geniculata (Hartig)
Hungary, Austria, Belgium, Switzerland, Czech, Germany, Denmark, England, France, Italy, Ireland,
Netherlands, Romania, Sweden, Slovakia, Finland, Northwest and West Russia, Northern Caucasus, Tien
Shan, Kamtchatka, China and North America.
- Tegula with white margin. Abdomen wholly black. Antenna as long as abdomen. Saw
with apical bristles. 6.0-7.5 mm.........................................P. pseudogeniculata Lindqvist
Russia: Kamtchatka and Finland.
6.Hind femur light coloured, whitish or ochraceous-whitish. Mesopleuron lustrous...7.
- Hind femora extensively black. Mesopleuron variable...........................................13.
7. Hind femora entirely white except its extreme bases and apices.............................8.
- Basal third of hind femora white. 5.5 mm. Fig. 217..............................P. zhongi Wei
Known from China.
8. Claws nearly bifurcate, with large denticle. Stigma dark brown, costa pale brown.
Head with scattered punctuation. Inner spur of hind tibia half as long as basitarsus. 5.5 mm
............................................................................................................P. leucopa Hellen
Central and Southwest Russia, Ukraine, Slovakia, Denmark and Finland.
Claws without or with denticle but never bifid............................................................9.
9. Claws without denticle...........................................................................................10.
- Claw with denticle....................................................................................................11.
10. Head with scattered punctures, shiny. Inner spur of hind tibia half as long as
basitarsus. [Black. Labrum, tegula, underside of antenna, sometimes hind corners of
pronotum, more or less the hypopygium light yellowish brown. Legs yellowish white.
Apex of hind tibia and hind tarsus darkened.] 5.5 mm. Light colour variation from Japan
in Fig. 221........................................P. appendiculata Hartig (syn. P. pallipes Lepeletier)
One of the commonest Pristiphora species. All Europe, Russia up to Vologda and Karelia in the North,
Russian Far East, Asia Minor, Mongolia, China, Japan and North America.
- Head densely punctate. Inner spur of hind tibia 1/3x as long as basitarsus. [Black.
Corners of pronotum and tegulae dirty white. Femora, tarsi and tibiae yellowish. Hind
tibia, except its apex whitish. Hind tarsus (except metatarsus) brown. Bases of femora
with narrow line. Wings subhyaline. Venation brown. Middle part of costa brown, base
and apex light coloured. Stigma pale yellow with lighter basal part and little darker
apex.] 4.0 mm..............................................................................P. aspericeps Lindqvist
Finland.
11. Sawsheath in Fig. 33. [Variously coloured. Legs extensively yellowish white. Hind
tibial apex and hind tarsus darkened. Hind femur sometimes with brown longitudinal
strips. Specimens with extensively brown hind femur frequently occur. Tegula, most of
the pronotum, labrum, clypeus, last abdominal tergite whitish. Abdominal sternites variously
coloured, sometimes only the apical sternit, sometimes most of the sternites light
coloured. Fig. 193, 194 and 122. Mesonotum finely punctured. Mesopleuron finely,
densely punctured,subshiny. Wings hyaline, stigma and costa yellow. Sawsheath typical
for the species as it figured in Figs. 33 and 55. However, in lateral view, the acute projection
of the sawsheath sometimes hardly visible]. 4.0-5.5 mm.
....P. insularis Rohwer (syn. n. P. kamtchatica Malaise, syn. n. P. mesatlantica Lacourt)
Hungary, Austria, Belgium, Switzerland, Czech, Slovakia, Germany, France, England, Scotland, Italy,
Ireland, Russia: Magadan region, Kamtchatka, Karelia, Finland and Japan.
- Sawsheath different, like Fig. 2................................................................................12.