PAL^EOSYOPS LEIDY, AND ITS ALLIES. 
387 
EXPLANATION OF PLATES. 
All specimens are in the Princeton Collection unless otherwise sj^ecified. 
Plate X. 
Fig. 1. Pal^eosyops paludosus. 
Skull, lateral view ; so. supraoccipital. Academy of Natural Sciences, Philadelphia. 
Fig. 2. Pal^osyops megaehinus. 
Skull, lateral view. 
Fig. 3. Telmatotheeium culteidens. 
Skull, lateral view. 
Plate XI. 
Fig. 4-7. Pala:osyops megaehinus. 
Fig. 4. Skull, anterior view. 
Fig. 5. Skull, basal view ; as. posterior opening of alisphenoid canal ; f. o. foramen 
ovale ; f. 1. m. foramen lacerum medium; f. 1. p. foramen lacerum posterius ; 
e. a. m. external auditory meatus ; c. f. condylar foramen ; Per. penotic. 
Fig. 6. Lateral view of brain cast; sy. sylvian fissure; ss. suprasylvian fissure; 
h. hippocampal gyrus. 
Fig. 7. Superior view of brain; 1. 1. lateral lobe of cerehellum ; v. vermes. 
Fig. 8-9. Limnohyops laticeps. 
Fig. 8. Skull, posterior view; f. pm. paramastoid foramen. 
Fig. 9. Skull, lateral view. 
Fig. 10-11. Telmatotheeium hyognathus. 
Fig. 10. Lower jaw, lateral view. 
Fig. 11. The same, superior view. 
, Plate XII. 
Fig. 12-13. Telmatotheeium culteidens. 
Fig. 12. Superior molars, crown view. 
Fig. 13. Inferior molars, crown view ; both these figures are taken from the skull 
figured on Plate X, Fig. 3. 
Fig. 14-16. Palaiosyops minoe. 
Fig. 14. Superior molars, crown view. This .series of molars is the tyjK? of this species, 
and is in the collection of the Academy of Natural Sciences of Pbilndeljdiia 
Fig. 15. Second and third molars of same series, external view ; ab. anterior bultrcss ; 
mb. median buttress ; eg. external cingulum. 
Fig. 16. Milk molars, crown view. 
Fig. 17-23. PALiEOSYOPS paludosus. 
Fig. 17. Superior molars, crown view. 
Fig. 18. SupeVior molar 3, crown view; pi. protoconule; ml. metaconulc; eg. 
cingulum. 
Fig. 19. A left superior molar 2, crown view. 
Fig. 20. An inferior molar 2, crown view'. Figs. 19 and 20 are taken from Leidy’s 
original type specimens, in the National Museum. 
Fig. 21. Distal end of left radius, anterior view. 
Fig. 22. Distal view of same; 1. artieular surface for lunar; s. that for scaphoid. 
Fig. 23. Sacrum, internal view. • 
Fig. 24-27. Limn°ohyops laticeps. , , . . , 
Fig. 24. Eight scapula, external view ; tb. tuberosity ; cr. coracoid jirocess. 
Fig! 25. Left humerus, anterior view ; e. c. external condyle ; i. c. internal condyle. 
Fi^! 26. Left radius and ulna, anterior view. . 
Fig 27 Distal view of same. Last two figures are from the same individual as 
manus, Plate XIV, Fig. 39. 
51 JOUR. A. N. S. PHILA., VOL. IX. 
