Nivellia sanguinosa, a forest boreomontanne species occuring in Central/North Europe and North-East Asia, has been described from Sweden as Leptura sanguinosa by Leonard Gyllenhal in 1827 [❖]. N. sanguinosa larvae develop in trunks/branches of dead deciduous trees. The species, whose adults can be found on flowers (Apiaceae), is one of the rare, local and endangered taxa of longhorn beetles in Central Europe [✧].

Body length:	♂♂ 9.5 - 13.5 mm / ♀♀ 11.0 - 14.5 mm
Life cycle:	2 years
Adults in:	May - July
Host plant:	polyphagous in decidouous trees (Salix, Prunus avium, Alnus, Corylus, Acer, Carpinus, Sorbus, Betula, Populus tremula etc.)
Distribution:	Austria, Belarus, Czechia, Estonia, Finland, Germany, Latvia, Norway, Poland, Romania, Russia, Slovakia, Sweden, Ukraine, Kazakhstan, Mongolia, North China, Japan, Korea

The depicted mounted female beetle was collected in confluence of Kamenystyi (Каменистый) creek and Listvennichnaya (Лиственничная) river (N43°34′48″ E131°21′22″; 430 m a.s.l., Borisovskoye Plateau, South of Primorsky krai, Far Eastern Federal District, Russia) on May 27, 2019. The living beetles in the pictures were collected on flowers near Broumy village (Central Bohemia, Czechia) in June 2021.

Collected by Yuri Sudnikov and Miroslav Polcar

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[❖]
Gyllenhal L.:
Insecta Suecica Descripta. Classis I. Coleoptera sive Eleutherata.
Lipsiae, Friedericum Fleischer 1 (4): 761pp, 1827. [download ]

[✧]
Sláma M.E.F.:
Tesaříkovití – Cerambycidae České republiky a Slovenské republiky / Cerambycidae of the Czech Republic and Slovak Republic.
Milan Sláma private printing, Krhanice, 383pp [pages 226-227], 1998 [ISBN: 80-238-2627-1]. [download ]

Danilevsky M.L.:
Longicorn beetles (Coleoptera, Cerambycoidea) of Russia and adjacent countries. Part 1.
Higher School Consulting, Moscow, 550pp [pages 225-226], 2014. [download ]