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Heterlimnius samlandica Bollow 1940 (riffle beetle)

Insecta - Coleoptera - Elmidae

PaleoDB taxon number: 327030

Alternative combination: Palaeoriohelmis samlandica

Full reference: H. Bollow. 1940. Die erste Helminide (Col. Dryop.) aus Bernstein. Mitteilungen der Münchner Entomologischen Gesellschaft 30:117-119

Belongs to Heterlimnius according to A. Bukejs et al. 2015

Sister taxon: Heterlimnius corpulentus

Type specimen: GPIH 4396, an exoskeleton. Its type locality is Baltic Amber, Scheele collection, University of Hamburg, which is in a Priabonian terrestrial amber in the Russian Federation.

Ecology:

Average measurements (in mm): body 3.25 x 1.65