6 



17. Pentacrinus subangularis. PI. II, fig. 1. 



The best known specimen; stem 7 feet long; same locality, 



In A. Krantz's cabinet. 



18. Labyrinthudon. PI. I, fig. 3. 



Head perfect, from the Keuper coal beds at Gaildorf in Wttrtemberg, 



The original in the Museum at Stuttgardt. 



19. Pistosaurus longrcvus, I J. von Meyer. PI. II, fig. 12. 



Head; from the Muschelkalk at Bayreuth, Bavaria, 

 The original in the Royal Museum at Berlin. 



20. Proterosaurus fcfpeneri. PI. H, fig- 11. 



Vertebral spine and extremities; from the cupriferous slate of 



Rothenburg, . . • • 



The original in the Royal Museum at Berlin. 



21. Holoptychius nobilisstmus, Ag. 



From the Old Red Sandstone of Scotland, 

 The original is in the British Museum. 



22. Several species of Trilobites, remarkable for rareness or beauty, such 



as represented on PI. II, figs. 13 and 14, each piece, 



$5 00 



7 00 



1 00 



1 25 



5 00 



25 



III. SYSTEMATIC COLLECTIONS 



A. Fossils. 



100 different species, 



200 " " . 



300 " " 



r>00 «< •* . 



1000 " " 



•i000 " " . 



3000 M " 



$ 9 



36 



70 



150 



350 



560 



00 

 00 

 00 

 00 



00 

 00 

 00 



100 

 150 

 200 

 300 

 500 

 1000 



Size 3 by 3 inches. 

 different specimens, 



a 

 it 



a 

 a 



H 



a 



B. Rock- specimens. 



* 



9 

 15 



54 



135 



00 

 00 

 00 

 00 

 00 

 00 





100 

 150 

 200 

 300 

 500 

 1 000 



Size 3 by 4 inches. 



different specimens, 



a 

 u 



il 



ii 



<< 



<i 

 il 



a 



$ 9 00 

 15 00 

 27 00 



; 45 00 



loo oo 



. 265 00 



C. Minerals. 



Size 2 by 2 inches. 



100 

 200 

 300 



500 



1000 



2000 



different 



lc 



II 



(I 



lc 



(I 



specimens, 

 <i 



* 



i 



(i 



I 



«< 



$ 5 

 J 3 

 21 



4 

 1 1 ir. 



260 



50 

 00 

 DO 

 00 

 00 



00 



Size 3 by 3 inches. 



100 different specimens, 

 200 " " . 



300 " " 



500 " " . 



1000 " " 



2000 " " . 



S 9 



21 

 35 

 72 



155 



. 375 



00 

 00 

 00 



00 



00 



00 



