248 NORTH AMERICAN EUMASTACINAB (oRTHOPTERA) 



EXPLANATION OF PLATES 



Plate XI 



Fig. 1. — Psychomastax psylla new genus and species. Lateral view of male 



(type). (X 7) 

 Fig. 2. — Morsea calif or nica calif ornica Scudder. Lateral view of male. 



Momit Lowe, California. (X 6) 



Plate XII 



Fig. 1 . — Psychomastax psylla new genus and species. Lateral view of head and 



pronotum of male {type) . ( X 5) 

 Fig. 2. — Morsea calif or nica calif ornica Scudder. Lateral view of head and 



pronotum of male. Mount Lowe, California. (X 5) 

 Fig. 3. — Morsea californica dumicola new subspecies. Lateral view of head 



and pronotum of male {type). (X 7) 

 Fig. 4. — Morsea californica tarnalpaisensis Rehn and Hebard. Lateral view of 



head and pronotum of male {type) . ( X 6) 

 Fig. 5. — Psychomastax psylla new genus and species. Lateral view of head 



and pronotum of female {allotype) . ( X 7) 

 Fig. 6. — Morsea californica californica Scudder. Lateral view of head and 



pronotum of female. Mount Lowe, CaUfornia. (X 7) 

 Fig. 7. — Morsea californica dumicola new subspecies. Lateral view of head and 



pronotum of female {allotype). (X 6) 

 Fig. 8. — Morsea californica tarnalpaisensis Rehn and Hebard. Lateral view of 



head and pronotum of female {allotype). (X 6) 

 Fig. 9. — Psychomastax psylla new genus and species. Dorsal outUne of 



antenna of male {type). (Greatly enlarged.) 

 Fig. 10. — Morsea californica californica Scudder. Dorsal outline of antenna 



of male. Mount Lowe, California. (Greatly enlarged.) 

 Fig. 11. — Psychomastax psylla new genus and species. Dorsal view of head 



and pronotmn of male {type). (X 5). 

 Fig. 12. — Morsea californica californica Scudder. Dorsal view of head and 



pronotum of male. Mount Lowe, California. (X 5) 

 Fig. 13. — Morsea californica dumicola new subspecies. Dorsal view of head 



and pronotum of male {type). (X 7) 

 Fig. 14. — Morsea californica tarnalpaisensis Rehn and Hebard. Dorsal view 



of head and pronotum of male {type). (X 6) 

 Fig. 15. — Psychomastax psylla new genus and species. OutUne of cephaUc 



aspect of head of male {type). (X 6) 

 Fig. 16. — Morsea californica californica Scudder. OutUne of cephalic aspect 



of head of male. Moimt Lowe, CaUfornia. (X 5) 

 Fig. 17. — Psychomastax psylla new genus and species. Dorsal outUne of apex 



of abdomen of female {allotype). (X 5) 



