Nectoboreus
Fery & Ribera, 2018
Species Guides
2Nectoboreus is a of diving beetles in the Dytiscidae, Hydroporinae. The genus was described in 2018 by Fery and Ribera based on previously assigned to other genera, particularly within the Deronectina subtribe. Members of this genus are small to medium-sized predatory aquatic beetles. As a recently established genus, its species-level and remain under investigation.
Pronunciation
How to pronounce Nectoboreus: //nɛk.toʊˈbɔr.iː.əs//
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Identification
Distinguished from related in Deronectina by combinations of male genitalia characters and external , including details of the pronotum shape and elytral striation patterns. The genus was erected to accommodate that did not fit cleanly within existing generic boundaries in Hydroporini.
Distribution
now assigned to Nectoboreus have been recorded from the western Palaearctic region, including parts of Europe and North Africa. Specific range limits for the as currently circumscribed have not been comprehensively documented.
Ecological Role
As predatory diving beetles, members of this function as in freshwater , consuming small prey.
Similar Taxa
- DeronectesBoth belong to subtribe Deronectina and share similar body forms; separated by male genitalia structure and subtle external characters
- StictotarsusFormerly included some now placed in Nectoboreus; distinguished by genitalic and pronotal features
More Details
Taxonomic History
Nectoboreus was established in 2018 during a revision of the Deronectes group of . The genus name references the swimming (necton) and northern (boreus) distribution of its constituent .