98 



GUIDE TO CALIFORNIA INSECTS. 



nebulosa — Mutilla. 

 nudata Cam. 

 pedatus Cam. 



rustica — Mutilla. 

 unicolor — M uti I la. 



lHlNNID>e 



The sexes are extremely unlike in this group. 

 Glyphometopa americana Ash. Thonnus caiifornicus Pat. 



Tetcp..romya anthrcina Ash. 



TIkHIID/E. 



Myzina rufiventris— Pterombus. robusta Cam. 



ratiph- -•••• brie b-pin. Pterombus rufiventris (Cr.) 



intermedia Cam. Tiphia flavipennis Spin. 



SCOLIID>E 



:i..s dives Prov. 



quadricincta Prov. 

 Scolia censors Saus. 

 Trielis xantiani Saus. 



Fig-ure 74. Diagram of the venation of 

 Scoliidse. 



Myzina frontalis — Plesia. 



MYZINID/E 



Plesia frontalis (Cr.) 



SAPYGID/E 



These insects are supposed tc be parasitic on boes. 

 Eusapyga californica Cr. elegans Cr. 



bapyga aculeata Cr. nevadica Cr. 



angustata — nevadica. pumila Cr. 



californica Cr. 



MARSARIDyC 

 Euparagia scutellaris Cr. Pseudomasaris edwardsii (Cr.) 



Marsaris edwardsii — Pseudomarsaris 



CHRYSIDID/e. 



These insects are able to coil themselves up into a ball, the abdomen be- 

 ing hollovs^ed out beneath to fit closely against the underside of the head and 

 thorax. They are parasitic in the nests of other wasps. 

 Chrysis alfkenella DuB. hilaris Dahl. 



californica Gril. inflata Aaron. 



coerulans Fabr. intricata Brul. 



densa Cr. inusita Aaron. 



dorsalis Aaron. lauta Cr. 



halictula Gril. opyima Aaron. 



