Published December 31, 2025 | Version v1
Taxonomic treatment Open

Hydrochidae Thomson 1859

  • 1. Faculty of Biology, Sofia University " St. Kliment Ohridski ", 8 Dragan Tzankov Blvd., 1164 Sofia, Bulgaria; e-mail: dgradinarov @ abv. bg
  • 2. National Genetic Laboratory, 2 Zdrave Str., 1431 Sofia, Bulgaria, e-mail: yanagradinarova @ abv. bg

Description

Hydrochidae Thomson, 1859

* Hydrochus elongatus (Schaller, 1783) (Plate II, 13, 14)

New data: W of Ustrem Vill., near Manastirska Reka River, 42°01.451′N 26°27.064′E, 98 m a.s.l., riverside meadows, 08.vi.2020, 1 ♂ (BFUS- COL000204), at light (white & UV), D. Gradinarov leg.; the same data, 42°01.449′N 26°27.084′E, 101 m a.s.l., riverine vegetation, small swamp, 12.vii.2020, 1 ♂ (BFUS- COL000205); the same data, 42°01.450′N 26°27.093′E, 101 m a.s.l., 24.vii.2021, 1 ♂ (BFUS- COL000206), at light (UV); the same data, 42°01.417′N 26°27.140′E, 102 m a.s.l., 29.vi.2022, 1 ♂ (BFUS- COL000207), at light (white & UV); the same data, 42°01.406′N 26°27.161′E, 97 m a.s.l., riverine vegetation, meadows, 21.vi.2023, 1 ♂ (BFUS- COL000208).

Notes: Greń & Lubecki (2017) reported this species from Tsarevo (Black Sea coast) as a new species to Bulgaria. In fact, H. elongatus was previously recorded from Sofia (Joakimov 1904).

Hydrophilidae Latreille, 1802

Hydrophilinae Latreille, 1802

Berosini Mulsant, 1844

Notes

Published as part of Gradinarov, Denis & Petrova, Yana, 2025, Water beetles (Insecta: Coleoptera) in Sakar Mountains, Bulgaria, pp. 74-94 in ZooNotes (Supplement) (Supplement) 17 on page 84

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Linked records

Additional details

Biodiversity

Collection code
BFUS- , UV, BFUS-
Material sample ID
COL000204 , COL000205 , COL000206 , COL000207 , COL000208
Event date
2020-06-08 , 2020-07-12 , 2021-07-24 , 2022-06-29 , 2023-06-21
Verbatim event date
2020-06-08 , 2020-07-12 , 2021-07-24 , 2022-06-29 , 2023-06-21
Scientific name authorship
Thomson
Kingdom
Animalia
Phylum
Arthropoda
Order
Coleoptera
Family
Hydrochidae
Taxon rank
family
Taxonomic concept label
Hydrochidae Thomson, 1859 sec. Gradinarov & Petrova, 2025

References

  • Gren, C. & Lubecki, K. (2017) Water beetles (Coleoptera: Adephaga, Hydrophiloidea, Byrrhoidea) in Bulgaria: new records. Annals of the Upper Silesian Museum in Bytom, Entomology, 26: 1-20.
  • Joakimov, D. (1904) Prinos kam balgarskata fauna na nasekomite - Insecta. I. Coleoptera (Contribution to the Bulgarian Insect Fauna - Insecta. I. Coleoptera). Sbomik za Narodni Umotvorenia, Nauka i KniZnina (Collection of Folklore, Science and Literature), 20: 1-43 (In Bulgarian).