240 



MR. W. K. PARKER ON THE OSTEOLOGY 



PLATE XXXVI. 



Syrrhaptes paradoxus. 



(Figs. 1-10 magnified two diameters.) Fig. 



Fig. 1. Basal view of skull. Fig. 



Fig. 2. Upper view of skull. Fig. 



Fig. 3. End view of skull. Fig. 



Fig. 4. Side view of skull. Fig. 

 Fig. .5. Upper view of os hyoides. 



Lagopus scoticus. 



6. Basal view of skull. 



7. Upper view of skull. 



8. End view of skull. 



9. Side view of skull. 



10. Upper view of os hyoides. 



PLATE XXXVII. 



1-10 magnified two diameters.) 



Vanellus cristatus 



CFigs 

 Fig. 1. Basal view of skull. 



pt. Posterior pterygoid process. 

 l.o.f. Lateral occipital fontanelle. 

 Fig. 2. End view of skull. 

 Fig. 3. Upper view of skull. 



g.d. Passage for duct of nasal gland. 

 Side view of skull. 

 Crista galli. 

 Foramen ovale. 

 Foramen rotundum. 

 Upper view of os hyoides. 



Fig. 4. 



eg. 

 fy. 



5a. 

 Fig. 5. 



ch. Connate ceratohyal. 



bh. Basihyal. 



ith. Urohyal. 

 th.l. Distal thy rohyal. 

 th.2. Proximal thyrohyal. 



Columba livia. 



Fig. 6. Basal view of skull. 



p.p. Posterior pterygoid process. 

 Fis:. 7. End view of skull. 

 Fig. 8. Upper view of skull. 

 Fig. 9. Side view of skull. 

 Fig. 10. Upper view of os hyoides. 



PLATE XXXVIII. 



PLATE XXXIX. 



Tinamus robiistus. 

 (|ths nat. size.) 

 Scapula. 

 Sacrum. 



isc. Ischium. 



l.p. Space for large pectoral muscle. 

 h. The so-called hallux or 2nd toe. 

 dg. Digits (3rd, 4th, & 5th). 



