Psorthaspis
Banks, 1911
spider wasps
Species Guides
8Psorthaspis is a of spider wasps in the Pompilidae, containing more than 30 described . Members of this genus are solitary that hunt spiders to provision their nests. The genus was established by Nathan Banks in 1911.
Pronunciation
How to pronounce Psorthaspis: /psɔːrˈθæspɪs/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Images
Diet
females hunt spiders to provision underground nests for their larvae. The specific spider utilized as prey vary by and have been poorly documented for most Psorthaspis species.
Behavior
Females are solitary hunters that capture spiders, paralyze them with venom, and transport them to underground burrows where a single is laid on each spider. The larva consumes the still-living paralyzed spider. Males have been observed patrolling areas near plants or nesting sites.
Ecological Role
As of spiders, Psorthaspis help regulate spider . Their nesting activities may contribute to soil aeration.
Similar Taxa
- PompilusBoth are of spider wasps in Pompilidae with similar body plans and hunting ; Psorthaspis often have more robust hind legs adapted for digging
- AnopliusAnother large of spider wasps with overlapping geographic ranges; Psorthaspis can be distinguished by differences in wing venation and tarsal claw structure