Dyschirius (Eudyschirius) globosus
Geographic: NEA
Distribution: Invasive. Palearctic; Canada – BC.
Common name: Globos Discolored Beetle
Synonyms: Carabus globosus Herbst, 1784:142
Scarites gibbus Fabricius, 1792:96
Carabus remotus Marsham, 1802:473
Clivina laevicollis Ahrens, 1830:61
Clivina minimus Ahrens, 1830:61
Clivina rotundicollis Faldermann, 1835:15
Dyschirius ruficollis Kolenati, 1845:23
Dyschirius maritimus Boheman, 1849:198
Dyschirius flavescens Letzner, 1851:123
Dyschirius rufithorax Letzner, 1851:123
Dyschirius rufus Letzner, 1851:123
Dyschirius tournieri Putzeys, 1866:234
Dyschirius hiogoensis Bates, 1873:241
Dyschirius orientalis Bates 1873:241
Dyschirius coerulescens Dalla Torre, 1877:30
Dyschirius viridescens Dalla Torre, 1877:30
Dyschirius heydeni A. Fleischer, 1899:14
Dyschirius ragusai J.G. Müller, 1922:51
Dyschirius batesi Andrewes 1926:xx
Dyschirius mülleri H. Wagner, 1929:149
Dyschirius glomerosus Bousquet, 1997:94
Macrohabitat: Lowlands, sea level – 165 meters altitude, in Europe on border
of lakes and rivers, as well as far from water, for instance on heaths; also on arable land and in
saline habitats on the sea-coast. Microhabitat: Adults are ground-dwelling. This is a very eurytopic species, inhabiting almost every kind of moderately humid substrate, e.g. clay, sand and
peat with rather sparse vegetation, also found under grass clippings in BC. Dispersal abilities:
Macropterous, probably capable of flight, slow runners, strong burrowers. Seasonal
occurrence: Adults have been found in July. Behavior: Adults are nocturnal, predaceous,
and take cover during the day in burrows they dig into the substrate. Adults overwinter, or
aestivate. This species is not associated with Bledius ssp, but has been observed preying upon
species of the staphylinid Carpelimus (= Trogophoeus). Adults overwinter in the substrate; they
become active in early spring and are found almost throughout the year.