Prevalence of Stylopization of Sphex ichneumoneus (L.) (Hymenoptera: Sphecidae) by Paraxenos westwoodi (Templeton) (Strepsiptera: Xenidae)

Table 2

North American species of Sphecidae known to be parasitized by Strepsiptera (based on records from Krombein et al. [2] and Kathirithamby and Taylor [3].

Strepsipteran species	Wasp host species
Paraxenos lugubris (Pierce)	Ammophila aberti Haldemann, Ammophila breviceps Smith, Ammophila evansi Menke, Ammophila nasalis Provancher, Ammophila pictipennis Walsh, Ammophila pruinosa Cresson, Ammophila urnaria Dahlbom, Eremnophila aureonotata (Cameron)
Paraxenos auripedis (Pierce)	Isodontia auripes (Fernald)
Paraxenos luctuosae (Pierce)	Podalonia argentifrons (Smith), Podalonia luctuosa (Smith), Podalonia violaceipennis (Smith)
Paraxenos duryi (Pierce)	Prionyx atratus Lepeletier
Paraxenos westwoodi (Heyden)	Sphex flavovestitus Smith, Sphex habenus Say, Sphex ichneumoneus L., Sphex pensylvanicus L.