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Species Euborellia arcanum

Scurrying across the floor - Euborellia arcanum - female impressive earwig - Euborellia arcanum - female Earwig- Euborellia? - Euborellia arcanum - female Earwig- Euborellia? - Euborellia arcanum - female Indoor Insect - Euborellia arcanum 20160619G05 - Euborellia arcanum Possible Euborellia arcanum - Euborellia arcanum earwig - Euborellia arcanum
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Dermaptera (Earwigs)
Family Anisolabididae
Genus Euborellia
Species arcanum (Euborellia arcanum)
Explanation of Names
Euborellia arcanum Matzke & Kocarek 2015
arcanum = 'mysterious,' a reference to the unclear origin and manner of introduction into Europe(1)
Adults 20-26 mm(1)
Wingless in all stages
pronotum rectangular, parallel-sided, longer than wide
legs uniform yellow, no femoral bands
distinctive male gentalia are
E. peregrina & E. antoni are similar, but with pronotum widening posterad (also differs in male genitalia and forceps)
FL, likely other southern states. Seems to be introduced, perhaps from the Neotropics(1)
Dark moist places in greenhouses & urban areas, perhaps elsewhere(1); in TX found under potted plants
Has been raised on banana pieces and dried Gammarus(1)
Life Cycle
Eggs are smooth and white, ~1x1 mm; 5 instars total(1)
Creates burrows and chambers in soil and emerges at night, retracting food into burrows for consumption. First described in 2015 from specimens in greenhouses/exhibits in Leipzig, Germany, then subsequently found in greenhouses Potsdam, Germany & Vienna, Austria. These individuals may have come from soil/plants from Florida(1)
Works Cited
1.Description and biology of Euborellia arcanum sp. nov., an alien earwig occupying greenhouses in Germany and Austria ...
Danilo Matzke, Petr Kocarek. 2015. Zootaxa 3956 (1): 131 – 139 .