Ostearius

Hull, 1911

Species Guides

1

Ostearius is a of dwarf spiders ( Linyphiidae) established by J. E. Hull in 1911. The genus contains two described : O. melanopygius and O. muticus. These spiders have been recorded across a broad geographic range including Europe, Africa, Asia, and Oceania.

Ostearius melanopygius by (c) Steve Kerr, some rights reserved (CC BY), uploaded by Steve Kerr. Used under a CC-BY license.Ostearius melanopygius male by S.E. Thorpe. Used under a Public domain license.Ostearius melanopygius female by S.E. Thorpe. Used under a Public domain license.

Pronunciation

How to pronounce Ostearius: //ɒsˈtiːəriəs//

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

As a of Linyphiidae, Ostearius possess the general characteristics of sheet-web weavers: small body size, compact build, and specialized for producing extensive sheet webs. Distinctive generic-level morphological features are not well documented in available sources.

Images

Distribution

Recorded from Spain, Turkey, Egypt, China, South Africa, and New Zealand. GBIF distribution records additionally include Denmark, Norway, and Sweden.

More Details

Taxonomic history

First described by J. E. Hull in 1911. As of October 2025, the contains only two : O. melanopygius and O. muticus.

Citizen science observations

iNaturalist records 887 observations for this , indicating moderate detection frequency by observers.

Tags

Sources and further reading