534 MAl^njAL OF THE MOLLUSCA. 



PLATE XV. 

 All, except tliose marked *, are dorsal vie^^s. 



Terelratulidce. 



Page 



1. Terebratula maxillata, Sby. \. Bath. Oolite, England 363 



2. diphya, F. Col. \. Alpenkalk, Tyrol 363 



3. Terebratnlina caput-serpentis, L. Norway — Medit 364 



4. Waldheimia australis, Qiioy. f. Port Jackson 364 



5. impressa, Bucli. Oxford clay, Enciand 365 



6. Lyi^a Meadi, Cumb. 1816. \. U. Grreensand, England 366 



7. Terebratella Magellanica, Cbemn. f . Cape Horn 365 



8. Trigonosemus Palissii, Woodw. Chalk, Belgium 365 



9. Megerlia trnncata, Lam. f. Medit 367 



10. Argiope decoUata, Chemn. |.. Medit 368 



11- Tbecidium radians, Brongn. Cbalk, Belgium. .. .■ 369 



12. * bieroglyphicum, De£r. (interior). Chalk, Belgium 370 



13. Stringocephalus Burtini, Defr. Tar. |. Deronian, Europe . . 371 



Spiriferidce. 



14. Spirifera "Walcotti, Sby. |-. Lias, Bath 372 



15. Cyrtia exporrecta, Wahl. U. Silurian, Europe 372 



16. Athyris lamellosa. Lev. \. Carb. limes. IsT. Amer. — Europe 373 



17. Uncites grypbus, Schl. \. Devonian, Belgium 374 



MhynchonelUdce. 



18.*E,byncboneUa acuta, Sby. f . Lias, Europe 376 



19. furcillata, Buch. Lias, Europe 376 



20. spinosa, Schl. f . Inf. Oolite, Eui-ope 376 



21. Atrypa reticularis, L. sp. \. Sil-Devon, N. Amer. — Europe 378 



22. Pentamerus Knightii, Sby. \. TJ. Silmian 377 



OrtJiidce. 



23. Orthis rustica, J. Sby. |- . U. Silurian, Em-ope 380 



24.*Stropbomena rbomboidalis, Wahl. f. U. Silurian, N. Amer. 



—Europe 380 



25. Lepta3na liassina, Boucb. ^. Lias, Europe 381 



26. Calceola sandalina. Lam. \. Devonian, Etu-ope 383 



Froductidm. 



27. Productus horridus, J. Sby. \. Magn. limestone, Europe. . 384 

 28.* proboscideus, Vern. -J. Carb. limestone, Belgium 384 



29. Chonetes striatella, Dalm. U. Silurian, Europe 386 



CraniadcB. 



30. Crania Ignabergensis, Eetz. Chalk, Sweden 386 



Discinidcc. 



31. Discina lamellosa, Brod. \. Peru ^. . . 388 



Lingtdidce. 



32. Lingula anatina. Lam. h Philippines 389 



