File:SWScotlandGraptolitesExamples2.jpg - Revision history

Scotfot at 14:19, 4 April 2015

2015-04-04T14:19:55Z

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	Examples of some of the Llandovery (lower Silurian) graptolites found in south-west Scotland~~, all about twice natural size~~.		Examples of some of the Llandovery (lower Silurian) graptolites found in south-west Scotland.

	* a ''Monograptus sedgwickii ''(Porrlock) ''—sedgwickii ''Biozone.		* a ''Monograptus sedgwickii ''(Porrlock) ''—sedgwickii ''Biozone.

Scotfot at 12:51, 4 April 2015

2015-04-04T12:51:18Z

← Older revision		Revision as of 13:51, 4 April 2015
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	Examples of some of the Llandovery (lower Silurian) graptolites found in south-west Scotland, all about twice natural size.		Examples of some of the Llandovery (lower Silurian) graptolites found in south-west Scotland, all about twice natural size.

	* a ''Monograptus sedgwickii ''(Porrlock) ''~~—''''sedgwickii~~ ''Biozone.		* a ''Monograptus sedgwickii ''(Porrlock) ''—sedgwickii ''Biozone.
	* b ''Pristiogmptus regularis ''(Tornquist) —chiefly ''sedgwickii ''Biozone.		* b ''Pristiogmptus regularis ''(Tornquist) —chiefly ''sedgwickii ''Biozone.
	* c ''Diversograptus' runcinatus ''(Lapworth) —lower ''turriculatus ''Biozone.		* c ''Diversograptus' runcinatus ''(Lapworth) —lower ''turriculatus ''Biozone.
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	* f ''Monograptus crispus ''Lapworth — crispus Biozone.		* f ''Monograptus crispus ''Lapworth — crispus Biozone.
	* g ''Streptograptus exiguus ''(Nicholson) —uppermost ''turriculatus ''Biozone to ''griestoniensis ''Biozone.		* g ''Streptograptus exiguus ''(Nicholson) —uppermost ''turriculatus ''Biozone to ''griestoniensis ''Biozone.
	* h ''Monograptus convolutes ''(Hisinger) ''~~—''''convolutus~~ ''Biozone.		* h ''Monograptus convolutes ''(Hisinger) ''—convolutus ''Biozone.
	* i ''Dimorphograptus swanstoni ''Lapworth — ''acinaces ''Biozone.		* i ''Dimorphograptus swanstoni ''Lapworth — ''acinaces ''Biozone.
	* j ''Coronograptus gregarius ''(Lapworth) ''—''t''yphus ''to ''convolutus ''biozones.		* j ''Coronograptus gregarius ''(Lapworth) ''—''t''yphus ''to ''convolutus ''biozones.

Scotfot: Examples of some of the Llandovery (lower Silurian) graptolites found in south-west Scotland, all about twice natural size. * a ''Monograptus sedgwickii ''(Porrlock) ''—''''sedgwickii ''Biozone. * b ''Pristiogmptus regularis ''(Tornquist) —chiefly...

2015-04-04T12:50:32Z

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Examples of some of the Llandovery (lower Silurian) graptolites found in south-west Scotland, all about twice natural size.

* a ''Monograptus sedgwickii ''(Porrlock) ''—''''sedgwickii ''Biozone.
* b ''Pristiogmptus regularis ''(Tornquist) —chiefly ''sedgwickii ''Biozone.
* c ''Diversograptus' runcinatus ''(Lapworth) —lower ''turriculatus ''Biozone.
* d ''Monograptus turriculatus ''(Barrande) — ''turriculatus ''Biozone to lower crispus Biozone.
* e ''Monograptus discus (Tornquist) — crispus ''to ''crenulata ''biozones.
* f ''Monograptus crispus ''Lapworth — crispus Biozone.
* g ''Streptograptus exiguus ''(Nicholson) —uppermost ''turriculatus ''Biozone to ''griestoniensis ''Biozone.
* h ''Monograptus convolutes ''(Hisinger) ''—''''convolutus ''Biozone.
* i ''Dimorphograptus swanstoni ''Lapworth — ''acinaces ''Biozone.
* j ''Coronograptus gregarius ''(Lapworth) ''—''t''yphus ''to ''convolutus ''biozones.
* k ''Monograptus limatztlusTOrnquist ''—chiefly ''convolutus ''Biozone.
* l ''Monograptus triangulatus fimbriatus ''(Nicholson) — ''magnus ''Biozone.
* m ''Cephalograptus cometa ''(Geinitz) — upper ''convolutus ''Biozone.
* n ''Monograptus priodon ''(Bronn) — ''griestoniensis ''Biozone? to lower Wenlock.
* o ''Parakidograprus acuminates ''(Nicholson)''acunzinatus ''Biozone.
* p ''Climacograptus trifilis ''Manck — ''acuminatus ''Biozone.
* q ''Rhaphidograptus toernquisti ''(Tornquist) top ''atavus ''to basal ''sedgwickii ''biozones.
* r ''Atavograptus atavus'' (Jones) cheifly ''atavus'' to ''cyphus'' biozones.
* s ''Rastrites longispinus ''Perner — ''triangulatus ''ro ''convolutus ''biozones.
* t ''Monograptus triangulatus triangulatus ''(Harkness) — ''triangulatus ''Biozone.

Figure 60 from: Stone, P (editor). 1996. Geology in south-west Scotland: an excursion guide. Keyworth, Nottingham: British Geological Survey.