Geology and Mineralogy considered with reference to Natural Theology/Plate 20
Plate 20. V. I. p. 167.
Head of the Mosasaurus, or Great Animal of Maestricht. (Cuvier.)
Plate 21. V. I. p. 171.
Pterodactylus longirostris in the lithographic slate of Aiehstedt. (Cuvier and Goldfuss.)
In this Plate, and Plate 22, the same letters and figures designate the corresponding Bones in the different Animals to which they are affixed; they are copied chiefly from the figure and Explanations of Dr. Goldfuss, in his Beitrage zur Kenntniss verschiedener Reptilien der Vorwelt.
r. Cavitas narium.
A. Cavitas inter media.
e. Orbita.
a. Maxilla superior.
b. Vel os nasi vel inter-maxilla re?
c. Operculum nasale.
d. Aut os frontis anterius vel nasale?
e. Os frontis proprium.
f. Os parietal.
g. Os petrosum.
H. Pars basilaris ossis occipitis.
h. Pars lateral is,
i. Os tympani cum s. quadratum.
k. Os frontis posterius.
1. Os mastoideum.
m. Os zygomaticum.
n. Aut os lacrymale vel superciliare?
o. Annulus orbital is.
P. Corpus ossis sphenoidei.
p. Processus trans versus ossis sphenoidei.