406 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 24 



PLATE 29 



Fig. 1. Pctrolistlics schmitti Glassell, female. Isla San Francisco, 



Gulf of California. 

 Fig. 2. Pctrolis/hfs hracliycarpiis Sivertsen, male. Isla Indefatigable, 



Galapagos Islands. 

 Fig. 3. Petrolistlies platymerus, n. sp., female paratype. Port Parker, 



Costa Rica. 

 Fig. 4. Petrolistlies holotriclius Nobili, male. Bahia de Salinas, Costa 



Rica. 



