Here is a a very rich piece of Graptolite shale from the Silurian Birckhill Shales of Scotland. On this plate are a lot of different Graptolites to find. Graptolites are indicators for deep water sediments so they are more common in black shale fazes. The Silurian Birkhill Shale’s are known fort her very diverse Graptilite fauna. These Graptolite shales offer a very good preservation and contrast as well. The here offered pieces contain often servile different species. | |||
Location: | Moffat, Dumfriesshire, Scotland | ||
Size of plate: | about 149 x 111 mm | ||
Age: | Lower Silurian, Llandovery, Birckhill Shales (about 440 mill. y.o.) |
01. Rastrites maximus CARRUTHERS, 1867 | 20. Monograptus clingani (CARRUTHERS) | ||
02. Rastrites distans LAPWORTH, 1876 | 21. Monograptus lobiferus (McCOY,1850) | ||
03. Rastrites peregrinus BARRANDE | 22. Stimulograptus halli (BARRANDE, 1850) | ||
04. Rastrites hybridus LAPWORTH, 1876 | 23. Stimulograptus sedgwicki (PORTLOCK, 1843) | ||
05. Diversograptus capillaries (CARRUTHERS) | 24. Monograptus leptotheca LAPWORTH, 1876 | ||
06. Monograptus attenuatus HOPKINSON | 25. Petalograptus palmeus BARRANDE | ||
07. Monograptus gregarius LAPWORTH, 1876 | 26. Cephalograptus cometa (GEINITZ, 1952) | ||
08. Monograptus intermedius LAPWORTH, 1876 | 27. Orthograptus insectiformis (NICHOLSON, 1862) | ||
09. Monograptus sandersoni LAPWORTH | 28. Dimorphograptus confertus (NICHOLSON, 1868) | ||
10. Pristiograptus concinnus (LAPWORTH, 1876) | 29. Climacograptus tornquisti (ELLES & WOOD, 1906) | ||
11. Monograptus tenuis (POORTLOCK, 1843) | 30. Climacograptus innotatus (NICHOLSON, 1869) | ||
12. Monograptus jaculum LAPWORTH, 1876 | 31. Glyptograptus tamariscus (NICHOLSON, 1868) | ||
13. Monograptus cyphus LAPWORTH, 1876 | 32. Glyptograptus persculptus (SALTER, 1865) | ||
14. Monograptus argutus LAPWORTH, 1876 | 33. Glyptograptus scalaris (HISINGER) | ||
15. Monograptus communis communis LAPWORTH, 1876 | 34. Glyptograptus rectangularis (McCOY,1850) | ||
16. Monograptus fimbriatus (NICHOLSON) | 35. Diplograptus modestus (LAPWORTH, 1876) | ||
17. Lituigraptus convolutus (HISINGER, 1837) | 36. Cystograptus vesiculosus (NICHOLSON, 1868) | ||
18. Monograptus turriculatus (BARRANDE, 1850) | 37. Akidograptus acuminatus (NICHOLSON, 1867) | ||
19. Monograptus triangulates HARKNESS |