EDWARD HULL ON THE CLASSIFICATION 



OP THE CARBONIFEROUS SERIES. 



England and Wai.es. 



Upper Coal-measures of 

 Manchester, &c, Staf- 

 fordshire, Denbigh- 

 shire. 



Middle Coal-measures 

 with tliick coal-seams 

 &c., Lancashire, York- 

 shire, Derbyshire, &c. 



Millstone Grit series, 

 Lancashire, York- 

 shire, Derbyshire, &c. 



Yoredalo series, or Up- 

 per Limestone shale. 

 " Upper Bernician 

 beds" (Lebour). 



; Mountain Limestone " 

 of Derbyshire, " Scaui 

 or Scar'' Limestone 



"Tuedian Group'' (Tate), 

 often absent in N. 

 Lancashire &c. 



Generally absent 

 (through denudation). 



Middle Coal-measures 

 of South Wales and 

 Somersetshire, &c. 



Lowe r Coal-ineasu res, 

 with ironstones and 

 thin coals. 



Upper Limestone shale 

 (thin). 



Carboniferous Limestone 

 of Cheddar, the Wye, 

 Avon, and S. Wales, 



Lower Limestone shale 

 (thin). 



Table UL— Represent a tiv e Carboniferous Formations. 



i ud) 



Smith. 



Absent (through i 

 dation). 



Coal-Island Coal-field 

 co. Tyrone. 



Central. Belgium and Germany. 



Lower Coal-ineasur 

 Drumglas (Tyrone}, 

 coal-fields of Lough 

 Allen (co. Lei trim). 



Millstone Grit of Fer- 

 managh, Sligo, it 

 (Cuilcagh). 



Ironstone shales 

 Lough Allen, also of 

 Drumglas (caTyrow) 



CiU-linliifiTiHIS LillU'-li'! 



in three division*. 

 BaUvoBBtle Coal-field 

 co. Antrim (in purl). 



Calcifero 



serieB or Lower Car- 

 boniferous Grits. 



Leinster Coal-field, 

 from " the Jarrow 

 Coal '' upwards. 



LoffOr Coal-measure 

 )f Leinster, Mudu 

 wagh, Tollertun 

 jfthana and Slieve 

 .rdngh, &c. 



'Shale series "of Oar 

 low, Kilkenny, Clare, 



Upper red sandstones 

 of Bothwell &C. 

 Ayrshire beds with 

 Spirorbis Limestone. 



1 Flat-coal " serif 

 "Upper Coal Be^w 



of Scotland with 

 thick coals. 



Beds on (he horizoi 



of"the Slaty-band' 



"Moorstone rock" and 

 Roslin sandstone. 



' Upper 

 ironstone 



Possibly present in 

 the Belgian and 

 Smirbriick Coal- 

 fields. 



Main Ooal-measurea 

 of Belgium, Saar- 

 bnick, Westphalia. 

 Saxony, and Silesia, 



Conditions of 

 Deposition. 



Essentially eatuarine 

 and laciiBtrine, with 

 intrusions of the i 

 at long intervals 





Schiatea 

 Aiichy-a 

 Chokier. Bottom 

 shales of the Ooal- 



mensures of Silesia. 



&c. 



Generally absent in 

 FloU- 



Belgi 



Germany 



Limestone Cal 



resting on | Bruchberg 



de Vise. 



al and | dal 

 (Ha, 



rarely estuarine. 

 (Sea shallower than 

 in Stage B.) 



Lower Carboniferous 

 Jte (in part) with 

 Coomhola grits. 



.LOWer Llliir.hillr 



series" of Gili 

 ton, Roman a 



Calciferous Sandstone 

 series in two groups. 



Carbon i ferous Lime- 

 stone of Belgium 

 (Calc. de Dinant, 

 Calc de Tournai), 

 France, Germany, 

 Russia, &c. 



Tou 





"Kiesel - (Sell icier," 

 &e. " Jiiugere 



Grauwacke'' of the 

 Vosges and of the 

 Srliwamvald. 



Essentially marine, 

 and deep-sea beds 

 (except occasionally 

 in Scotland, where 

 lacustrine or estua- 

 rine beds occur). 



