Anoplius semirufus
(Cresson, 1867)
Anoplius semirufus is a of spider wasp in the Pompilidae. As a member of the Anoplius, it belongs to a diverse group of solitary that prey primarily on spiders. The species name 'semirufus' (half-red) suggests distinctive reddish coloration on part of the body, likely the . Like other Anoplius species, it is presumed to hunt wolf spiders or similar ground-dwelling spiders, paralyzing them with venom to provision underground nest for its larvae.



Pronunciation
How to pronounce Anoplius semirufus: /əˈnoʊpliəs ˌsɛmɪˈruːfəs/
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Images
Similar Taxa
- Anoplius atroxAnother large black spider wasp with reddish abdominal markings; both share similar color patterns and body proportions, requiring careful examination to distinguish
- Anoplius aethiopsSimilar large, dark-bodied spider wasp; A. aethiops is typically all black with blue-violet wing reflections, differing from the reddish markings implied by A. semirufus
- Scolia dubiaBlue-winged wasp with similar black-and-orange coloration; belongs to Scoliidae and has different wing shape and body proportions
- Stizoides renicinctusKleptoparasitic with black body and orange/red abdominal band; belongs to Crabronidae and has different ecological role as a nest rather than spider hunter
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- Catalogue of Life
- Bug Eric: Wasp Wednesday: Anoplius aethiops
- Bug Eric: Wasp Wednesday: Anoplius
- Bug Eric: Wasp Wednesday: Stizoides renicinctus
- Bug Eric: Spider Sunday: Beach Wolf Spider
- Bug Eric: Moving, Again
- Bug Eric: Wasp Wednesday: Poecilopompilus algidus