PLATE 28 

 Euorthisina cf. moesta minor Havlicek (p. 150) 



Mytton Flags, near St Luke's Church, Shropshire. 

 Fig. 1. BB 35377a. Moulds of a group of shells in an orthocone, x 5. 

 Fig. 5. BB 35377b. Latex cast of the exterior of a brachial valve in the orthocone, x 6. 

 Fig. 2. BB 35378a. Internal mould of a pedicle valve, X4-4- 



Mytton Flags, near Wood House, Shropshire. 

 Fig. 3. BB 35379a. Internal mould of a pedicle valve, X6-3. 

 Fig. 8. BB 35380a. Internal mould of a brachial valve, x 4. 



Euorthisina moesta (Barrande) (p. 150) 



Sarka Formation (Llanvirn), Rokycany, Czechoslovakia. 

 Fig. 4. BB 37160. Dorsal view of the internal mould of a shell, x i-8. 

 Fig. 6. BB37161. Internal mould of a pedicle valve, x 2-4. 

 Fig. 7. BB 37162. Internal mould of a brachial valve, x 2-5. 



Parastrophinella musculosa sp. nov. (p. 151) 



Spy Wood Grit, near Rorrington, Shropshire. 

 Figs. 9, 17. Holotype, BB 35598a, b. Latex cast of the exterior and the internal mould of a 

 pedicle valve, X 5, X 4. 



Fig. 10. Paratype, BB 37108. Internal mould of a brachial valve, x 3-7. 

 Fig. 11. Paratype, BB 37107. Internal mould of a pedicle valve, X5"5. 

 Fig. 12. Paratype, BB 35599a. Internal mould of a brachial valve, x 5. 

 Fig. 13. Paratype, BB 35600. Internal mould of a brachial valve, X4"5- 



Parastrophinella sp. (p. 152) 



Hagley Volcanics, near Church Stoke Hall, Shropshire. 

 Figs. 14, 15. BB 35461a, b. Latex cast of the exterior and the internal mould of a pedicle 

 valve, x i-8. 



Sericoidea cf. abdita Williams (p. 139) 



Hagley Shales, near Church Stoke, Shropshire. 

 Fig. 16. BB 35486b. Internal mould of a brachial valve, xii-5- 



