Contributions to the knowledge of beetles (Insecta: Coleoptera) in the Kaliningrad region. 1. Author Alekseev, Vitaly I. Author Bukejs, Andris text Baltic Journal of Coleopterology 2010 10 2 157 176 journal article 10.5281/zenodo.13204446 1407-8619 13204446 6. TERETRIUS FABRICII MAZUR , 1972 = PICIPES ( FABRICIUS , 1792) NEC ( OLIVIER , 1789) Examined material: Recorded only from one locality: Gvardeysk district , 3 km S Ozerki , 54°36´49.1´´N 20°51´24.7´´E , 09.V.2008 ( 1 ex. , roadside, under the bark of an old willow stump with anobid burrows, leg. V . Alekseev & A. Alekseeva ) . Comments: According to the catalogue of Silfverberg (2004) , it has been recorded from Finland , Sweden , Estonia , Latvia and Lithuania . It is known also from Belarus ( Alexandrovitch et al. 1996 ). On the territory of the northern part of the former East Prussia, it has been recorded from Königsberg [Kaliningrad] and Insterburg [Chernyakhovsk] ( Bercio & Folwaczny 1979 ). This dendrophilous predatory species occurs in the burrows of its prey species - Ptilinus fuscus Geoffr ( Anobiidae ) and Lyctus linearis Gz. ( Lyctidae ). HYDRAENIDAE MULSANT , 1844