3/8 Occasioiiil Papers lu-niicc /'. Hisliop Miisciiiii 



Pr.ATK XXVII 



1. Paratriij,oiiidiuin graiidc Perkins. Dorsal outline of distal margin of 



male subgenital plate and distal portion of titillatores. Kealakekua, 

 Hawaii. (Greatly enlarged.) 



2. Panitrii^oiiidiiiiii filicitin Perkins. Ventral outline of male subgenital 



plate and projecting portions of titillatores. Koliala Mountains, 

 Hawaii. (Much enlarged.) 



3. Paratrigonidium z'ariaiis Perkins. Dorsal outline of distal margin of 



male subgenital plate and distal portion of titillatores. Olowalu, 

 Maui. (Same scale as figure i.) 



4. Paratrigonidium variaiis Perkins. Ventral outline of male subgenital 



plate and projecting portions of titillatores. Olowalu, Maui. (Same 

 scale as figure 2.) 



5. Paratrigonidium salfator Perkins. Dorsal outline of distal margin of 



male subgenital plate and distal portion of titillatores. Mount Tan- 

 talus, Oahu. (Same scale as figure i.) 



6. Paratrigonidiiiiit pacificitni (Scudder). Ventral view of male subgeni- 



tal plate. Punaluu, Oahu. (Same scale as figure 2.) 



7. Prognatlwgryllus alatKS Brunner. Lateral view of largest known 



female. Mount Olympus, Oahu. (X 1^2) 



8. Prognathogryllus alatus Brunner. Dorsal view of dextral tegmen of 



male. Manoa Cliff Trail, Oahu. (X2) 



9. Prognathogryllus oahitcusis Perkins. Dorsal view of dextral tegmen of 



male. Kaumuahona, Oahu. (X 2 ) 



10. Leptogrylhts forticularis (Brunner). Dorsal view of metanotum of 



male, showing reduced specialization in condition lacking tegmina. 

 Mount Tantalus, Oahu. (Greatly enlarged.) 



11. Lcttogryllus forticularis (Brunner). Dorsal view of metanotum of 



male, showing specialization in condition in which the tegmina 

 almost completely cover this segment. Mount Konahuanui, Oahu. 

 (Same scale as figure 10.) 



12. Leptogrylhts nigrolincattis Perkins. Dorsal view of metanotum of male, 



showing specialization in condition in which the tegmina completely 

 cover this segment. Mount Tantalus, Oahu. (Same scale as 

 figure 10.) 



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