378 ANNELID JAWS PEOM THE WENLOCK AND LUDLOW FORMATIONS. 



Fig. 7. (Ehionites aspersus, H. : X 12. Stoke Edith. 



8. : X 12. Much Wenlock. 



9. tubulatus, H. : X 10. Dudley. 



10. chiromorphus, var. minor, x 16. Dudley, 



11. unguiadus, H. : X 16. Dudley. 



12. ArabelUtes extenstis, H. : X 10. Iron Bridge, Salop. 



13. spicatus, H. : X 12. Much Wenlock. 



14, 15. spicatus, var. contractus : x 12. Fig. 14 represents the upper 



or outer, fig. 15 the under or inside of this species : X 12. 

 Much Wenlock. 



16. obtusus, H. : X 12. Much Wenlock. 



17. a7iglicus, H. X 12. Much Wenlock. 



18-20. Staurocephalites serrula, H. Three different examples of fhis 



species. Fig. 18, X 10 ; fig. 19, X 8, and fig. 20, X 20. All 

 from Dudley. 



21. NereidavusantiquuSj'H..: X 12. Iron Bridge, Salop. 



