PLATE XIX. 



Fig. 1. — Obliquipecten lasvis. The right valve. From the Carboniferous Limestone of Narrowdale. 

 My Collection. (Page 115.) 



Fig. 2. — Obliquipecten Isevis. The left valve. From the Carboniferous Limestone of Settle. 

 Woodwardian Museum, Cambridge. (Page 115.) 



Figs. 3 — 6. — Syncyclonema carboniferum. A series. From shales above the Grin Mine Coal, Nettle- 

 bank, Staffordshire. My Collection. (Page 120.) 



Fig. 7. — Limatulina altemata. The type of M'Coy's A. prisca. Preserved in the Griffith Col- 

 lection, Museum of Science and Art, Dublin. (Page 37.) 



Fig. 8. — Limatulina altemata. A broader form. From Narrowdale, Staffordshire. My Collection. 

 (Page 37.) 



Fig. 9. — Limatulina altemata. A left valve. From Park Hill. My Collection. (Page 37.) 



Fig. 10. — Limatulina altemata. A left valve. Same locality and Collection. (Page 37.) 



Fig. 11. — Limatulina desquamata. A left valve. From Little Island, co. Cork. Mr. J. Wright's 

 Collection. (Page 37.) 



Fig. 12. — Limatulina altemata. A right valve. From Blackrock, co. Cork. In Mr. J. Wright's 

 Collection. (Page 37.) 



Fig. 13. — Palseolima Isevis. A right valve. From Little Island, co. Cork. Same Collection. 

 (Page 40.) 



Figs. 14, 15. — Palseolima Isevis. Two less oblique forms. Same locality and Collection. (Page 40.) 



Fig. 1(3. — Palseolima Isevis. A right valve. Same locality and Collection. (Page 40.) 



Fig. 17. — Palseolima obliquiradiata. A left valve. From Settle. In the Woodwardian Museum, 

 Cambridge. (Page 40.) 



Fig. 18. — Palseolima obliquiradiata. The left valve of a bivalved example. Same locality and 

 Collection. (Page 40.) 



Fig. 19. — Palseolima obliquiradiata. The right valve of the same shell. (Page 40.) 



Fig. 20. — Limatulina desquamata. A left valve. From Settle. In the Woodwardian Museum, 

 Cambridge. (Page 37.) 



Fig. 21. — Limatulina desquamata. A left valve. Same locality and Collection. (Page 37.) 



Fig. 22. — Limatulina desquamata. A left valve. From the Redesdale Ironstone. My Collection. 

 (Page 37.) 



Fig. 23. — Limatulina desquamata. A left valve. From the Redesdale Ironstone. My Collection. 

 (Page 37.) 



Fig. 24. — Palseolima simplex. A right valve. From the Carboniferous Limestone of Poolvash, 

 Isle of Man. My Collection. (Page 39.) 



Fig 25. — Palseolima simplex. A left valve. Same locality and Collection. (Page 39.) 



Fig. 26.— Palseolima simplex. A right valve. From Little Island, co. Cork. Mr. J. Wright's 

 Collection. (Page 39.) 



Fig. 27. — Paheolima simptlex. A left valve. Same locality and Collection. (Page 39.) 



