MESSES. A. AND E. NEWTON ON THE OSTEOLOGY OE THE SOLITAIEE. 359 
cesse pourchasses sans pitie par lesnegres, et ne vivaient que dans une inquietude qui 
fut bientot fatale a leur propagation and in the absence of any other evidence we shall 
continue to entertain the belief that the cause we have suggested in the foregoing pages 
was that which brought about the extinction of this species. How Pingre and Le 
Monnier elevated it to a place among the constellations has been already told by Dr. 
Hamel and Strickland — sic itur ad astra ! 
Description of the Plates. 
*** Unless the contrary is stated the figures are of the natural size. 
PLATE XV. 
Figs. 1-5. Atlas and axis (partially anchylosed 1), from the side, front, behind, above 
and below. 
Figs. 6-8. Third cervical vertebra, from the side, above and below. 
Figs. 9-12. Fourth cervical vertebra, from the side, behind, above and below. 
Figs. 13-16. Fifth cervical vertebra, from the side, front, above and below. 
Figs. 17-20. Sixth cervical vertebra, from the side, behind, above and below. 
Figs. 21-23. Seventh (!) cervical vertebra, from the side, above and below. 
Figs 24-26. Eighth (1) cervical vertebra, from the side, above and below. 
Figs. 27-30. Ninth cervical vertebra, from the side, front, above and below. 
Figs. 31-34. Tenth cervical vertebra, from the side, behind, above and below. 
Figs. 35-37. Eleventh cervical vertebra, from the side, above and below. 
Figs. 38-41. Twelfth (and last V) cervical vertebra, from the side, front, [above and below. 
Figs. 42-44. First (V) dorsal vertebra, from the side, above and below. 
Figs. 45-47. Second (1) dorsal vertebra, from the side, above and below. Fig. 45 (the 
original having been damaged on the left side) has been drawn unreversed to 
preserve the continuous appearance of the series. 
Figs. 48-50. Third (!) dorsal vertebra, from the side, above and below. 
Figs. 51-55. Three anchylosed dorsal vertebrae (fourth, fifth, and sixth !) from the side, 
front, behind, above and below. To fig. 51 the upper portion of the corre- 
sponding dorsal ribs are shown attached. 
Figs. 56-59. Penultimate (seventh!) dorsal vertebra from the side, behind, above and 
below T . 
PLATE XVI. 
Fig. 60. The same three dorsal vertebrae as in figs. 51-55, but from another specimen, 
and incompletely anchylosed ( dT). 
Fig. 61. Left sternal rib (seventh!), outer side (d!). 
Fig. 62. Left dorsal rib (eighth !), outer side, showing marks of pressure or friction ( d!). 
