PLATE VIII''. 



Tozopneustes pileolus, /. 1,2. 



1. Seen from above. (Acapulco.) 



2. Seen from the actiual side. (Acapulco.) 



3 



Salmacis sulcata, /. 3. 



3. Seen from above, nat. size. 



Salmacis rarlspma, f. Jf-6. \ 



4. Seen from above. 



5. Seen in profile. 



6. From the actinal side. 



Salmacis Dnssumieri, /. 7, 8. 



7. Seen from above, nat. size. 



8. From the actinal side, nat. size. 



{AU Figs, not marked | natural size.) 



