Fics. 1-6. 
Jel Bplay hie: 
PECOPTERIS VIRGINIENSIS, SP: DOV)--.---2--.-ose-= =e. ess-=2 
. Compound pinna from Fredericksburg. -..---...-..-.---.----- 
. Pinnule of 1 magnified to show nervation. .-...-.-..-.-.---- 
. Pinna from fishing hut above Dutch Gap Canal .......-..... 
. Pinnule of 2 magnified to show nervation..........---.----- 
» Pinna from red'clay ballin Dutch Gap Canal - 22: -22--. s2-2 eons 22 =s sos eee 
. Pinna from fishing hunt above Dutch Gap Canal -...--..-.-.. 
einnatrom Toad-side ear EOLOMAC yas ince a staratel cele eler etstefeistencial=isetn sia =e 
6. 
Fras. 7-9. 
. Portion of the frond or of a primary pinna......-...-..----- 
. Pinnule of 7 magnified to show nervation. .......- ..-------- 
. Portion of the frond or of a primary pinna ....-...----.----- 
. Pinnules of 8 magnified to show nervation...-.--...-.------ 
. Portion of an ultimate pinna, with unusually broad pinnules 
Pinna from fishing hut above Dutch Gap Canal ...--..---.-- 
CTLADOPHLEBISICRENATAG SD. O Vere cael sete alee erat eee 
ae ees ees es) 
RAAKRAR BB 
