im the Classification.of Birds. 17 
obturator ealernus 
accessory femoro-caudal, 
(‘Aecessory Senitlendy, : &- 
é LOS U5. Sraaad Le 
bicep, e (exz Z sh ae eon fs 
ré end reflec Lis BE 
Flexor longus hallucis 
flexor perforatlus indies 
primus pedis, praia 
Fig.9. Pelvic limb, right side, of G. californianus, same specimen as is shown in figures 
Tand 8. Still other muscles have now been removed, and the ambiens is in full view, while 
other interesting partsare broughtinto sight. Life size by the author from his own dissec- 
tions. 
