Psorthaspis

Banks, 1911

spider wasps

Psorthaspis is a of in the , containing more than 30 described . Members of this genus are solitary that hunt to provision their nests. The genus was established by Nathan Banks in 1911.

Psorthaspis sanguinea by (c) hr_dragonfly, some rights reserved (CC BY), uploaded by hr_dragonfly. Used under a CC-BY license.Psorthaspis luctuosa by (c) Gordon C. Snelling, some rights reserved (CC BY), uploaded by Gordon C. Snelling. Used under a CC-BY license.Psorthaspis luctuosa by (c) M. Whitson, some rights reserved (CC BY), uploaded by M. Whitson. Used under a CC-BY license.

Pronunciation

How to pronounce Psorthaspis: /psɔːrˈθæspɪs/

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Images

Diet

females hunt to provision underground nests for their . The specific spider utilized as vary by and have been poorly documented for most Psorthaspis species.

Behavior

Females are solitary hunters that capture , paralyze them with , and transport them to underground burrows where a single is laid on each spider. The consumes the still-living paralyzed spider. Males have been observed areas near plants or nesting sites.

Ecological Role

As of , Psorthaspis help regulate spider . Their nesting activities may contribute to soil aeration.

Similar Taxa

  • PompilusBoth are of in with similar body plans and hunting behaviors; Psorthaspis often have more hind legs adapted for digging
  • AnopliusAnother large of with overlapping geographic ranges; Psorthaspis can be distinguished by differences in and structure

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Sources and further reading