US Exploring Eapediticn. 
ER Leo 
BR 
Æl 
e 
Drawn by SDrayton 
Columbiras 6. það 
Volielates CG. A 
cliraceus GC. ad 
Tuliginosus G. BD 
e 
Lagiulus lawas. Ler. 
Atheracepheriis — butentaculæattts 
Viirma  huevensis Couth . 
ML Or : 
y 
caperata 6. 
Ga 
Vitrina 
MOLLUS CA. P1 flo 
tenella 6. 
robusta Ç. 
marcida e. 
furra Lewe. 
SH Arnold Se. 
