SUPPLEMENT, PLATE XXXIX. 



DEVONIAN. 



Fig. 



1. Orthis ? hipparionyx ? Portion of the internal cast of a ventral valve. Bud- 



leigh-Salterton. Museum of Practical Geology. 



(P. 347.) 



1. Strophomena, sp. a. Exterior; b. Internal cast of dorsal valve. 1 and 1 <z, b. 



On same pebble. (P. 350.) 



2. ,, ? sp. Not complete enough for identification. 2 a. Enlarged. 



Budleigh-Salterton. Figure for reference. (P. 351.) 



3. Strep forhynchus crenistria, Phillips. A fragment of exterior. Budleigh- 



Salterton. Collection of Mr. Vicary. (P. 351.) 



4. Strophomena Budleighensis, Dav. 4. Internal cast of ventral valve, nat. size. 



4 a. Same cast enlarged. 4 b. Interior of valve 

 taken in gutta-percha from internal cast and enlarged. 

 Budleigh-Salterton. Collection of Mr. Vicary. 

 (P. 349.) 



5 — 7. ,, Edyelliana, Dav. 5, 6. Exterior, nat. size. 7. Internal cast of 



dorsal valve. 7 a. Interior of valve taken from the 

 cast and enlarged. 7 a. Interior of ventral valve, 

 enlarged. Budleigh-Salterton. Collection of Mr. 

 Vicary. (P. 349.) 



8. ,, Vicaryi, Dav. 8 a. Exterior. 8 b. Internal cast of ventral valve. 



8 d. Interior of ventral valve, enlarged. Budleigh- 

 Salterton. Collection of Mr. Vicary. (P. 348.) 



9. ,, Bouaulti, Dav. 9 a. Internal cast of the interior of dorsal valve; 



c. Internal cast of ventral valve, nat. size. 9 b. 

 Interior of dorsal valve, much enlarged. Budleigh- 

 Salterton. Collection of Mr. Vicary. (P. 348.) 



10,11. ,, Etheridyii, Dav. 10. Internal cast of dorsal valve. 10 a. Inte- 



rior of dorsal valve, much enlarged. 11. Internal 

 cast of ventral valve. Budleigh-Salterton. Collec- 

 tion of Mr. Vicary. (P. 350.) 



12,13. CItonetes, sp. 12. A group of small specimens. 13. Internal cast. 13 a. En- 

 larged. Budleigh-Salterton. Collections of Mr. 

 Vicary and Major Wyatt-Edgell. (P. 352.) 



14, 15. Productus Vicaryi, Salter, sp. 14. Exterior showing spines. 15. Internal cast 



of ventral valve {Leptcena Vicaryi, Salter). Bud- 

 leigh-Salterton. Collection of Mr. Vicary. (P. 351.) 



