Bathyphantes alboventris
(Banks, 1892)
Notch-tipped Shield Sheetweaver
Bathyphantes alboventris is a small sheetweb spider in the Linyphiidae, first described by Banks in 1892. It is known from the United States and Canada. The belongs to a of sheetweb weavers characterized by specific male genitalia structures. Limited information exists on its natural history and .
Pronunciation
How to pronounce Bathyphantes alboventris: /ˌbæθɪˈfæntiːz ælboʊˈvɛntrɪs/
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Identification
Identification to requires examination of male structure, specifically the embolus and bulb configuration characteristic of Bathyphantes. The in females provides species-level diagnostic features. External body alone is insufficient for reliable identification; genitalia examination is necessary.
Distribution
Recorded from the United States and Canada. Specific state and provincial records are sparse.
Behavior
As a member of Linyphiidae, constructs sheet webs—horizontal silk platforms with a retreat at one edge and threads above. Prey falls onto the sheet and is captured from below.
Similar Taxa
- Bathyphantes sp. (other species)Other in the require genitalia examination for separation; external is often similar.
- Other Linyphiidae generaSheetweb spiders in related share web architecture and general body form; genitalia structure distinguishes Bathyphantes.