66 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Sek. 



EXPLANATION OF PLATES 



(Note: Figs. 4a-Sd on Plate I\', and Plates \' and VI, are from photographs by John 

 Howard Paine. The remaining figures on Plate IV are from photographs by Berton W. 

 Crandall.) 



Explanation, Plate IV 



(All figures natural size.) 



Figs, la-lc. Epiphragmophora tudiculata allyniana, new subspecies. 

 Anterior, apical, and basal views of type specimen, from Jasper Point, 

 Mariposa County, California. 



Figs. 2a-2c. Epiphragmophora traskii chrysoderma, new subspecies. 

 Anterior, apical, and basal views of type specimen, from South Coronado 

 Island, Lower California. 



Figs. 3a-3c. Epiphragmophora traskii ivilletti, new subspecies. Anterior, 

 apical, and basal views of type specimen, from Pine Canyon, Sespe Creek, 

 Ventura County, California. 



Figs. 4a-4c. Epiphragmophora petricola Berry. Anterior, apical, and 

 basal views of type specimen, from Mill Creek Canyon, San Bernardino 

 Mountains, California. 



Figs. 5a"5d. Epiphragmophora petricola orotes, new subspecies. An- 

 terior, apical, basal, and lateral views of type specimen, from Warm Spring 

 Canyon, San Bernardino Mountains, California. 



Figs. 6a-6c. Epiphragmophora petricola sangabrielis, new subspecies. 

 Anterior, apical, and basal views of type specimen, from Monrovia Can- 

 yon, San Gabriel Mountains, California. 



