Leptacinus intermedius
Encyclopedia
Leptacinus intermedius is a Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

an rove beetle
Rove beetle
The rove beetles are a large family of beetles, primarily distinguished by their short elytra that leave more than half of their abdomens exposed. With over 46,000 species in thousands of genera, the group is the second largest family of beetles after the Curculionidae...

, described in 1935 by Horace Donisthorpe
Horace Donisthorpe
Horace St. John Kelly Donisthorpe was an eccentric British myrmecologist and coleopterist, memorable in part for his enthusiastic championing of the renaming of the genus Lasius after him as Donisthorpea, and for his many claims of discovering new species of beetles and ants.He is often considered...

. Like most staphylinids, L. intermedius and its larva
Larva
A larva is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle...

e are predatory upon other insects. Members of this family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 can usually be identified by their very short elytra, which leave three to six abdominal
Abdomen
In vertebrates such as mammals the abdomen constitutes the part of the body between the thorax and pelvis. The region enclosed by the abdomen is termed the abdominal cavity...

segments exposed.
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