LIFE-ZO:^ES IN THE CARBONIFEROUS ROCKS. 



291 



Fossils from 

 foot. 



top" 



Fossils 



Hard grey silicious shale on Limestone . 

 Soft shale covered in little waterfall 



• Hard silicious flaggy shale .... 



Grey crystalline Limestone .... 



Grey and darker chert bed, with sponge spicules 



Limestone bluish grey 



Dark chert spicules . 



Black chert spicules . 



Hard blue silicious Limestone . 



About 10 feet of beds covered . 



Calcareous shales at base of second waterfall at gorge 



Dark sandy shale (micaceous) with lenticles of sandstone 



False-bedded sandstone , 



Productus gigan- 1 limesxoni 



tens. Very rare. J 



Little Lime- 

 ETONE scries. 



at 



Fossils , 



Fossils ? 



Calcareous shales, thin band rotted 



Marked shale, probably 



f Dark calcareous shale (flaggy). 

 Impure Limestone, with silicious bands and encrinite 



[ ossicles 



Hard grey Limestone, with encrinite ossicles . 



Shale black and micaceous 



False-bedded sandstone ...... 



Dark sandy shale, with pyrites 



Sandy shale, false-bedded sandstone ripple-marked 



top 



Calcareous sandstone, marine band .... 



Rotted sandy shale 



Croiv Limestone, grey crystalline L., traces of encrinite 



ossicles 



Hard silicious flaggy shale with Cauda Galli . 



Blue shale, over above not seen injunction, but higher 



up stream 4 feet seen, and yielding Ironstone nodule: 

 Above this sandy micaceous shales, probably with occa 



sional Ironstone nodules 



Goodham Gill Sections. — From Uiiderset Limestone to probable Base of 



Itfillstone Grit. 



Undeeset Lime- 

 stone. 



Main Limestone 



U. Limestone 



Hard grey silicious shale top of U.L. 



Soft shale shown under bed of stream 



Hard silicious flaggy shale (fossils) . 



Grey crystalline Limestone 



Grey and dark chert bed, with sponge spicules 



Limestone bluish grey .... 



Dark chert (sponge spicules) . 



Black chert „ ... 



Blue hard silicious Limestone . 



About 10 feet of beds covered . 



Calcareous shales base of waterfall (fossils) 



Dark sandy shales, with some flaggy sandstone near top 



False bedded sandstones to base of Main Limestone 



Main L. (with occasional ProtZMCiKS^f/z/a/iieK^ and Corals) ' 



Calcareous shale 



? About 4 feet of shales. ? Covered 

 Hard da rk silicious shales . . > 

 Limestone with silicious bands 

 Hard grey Limestone with encrinite ossicles 



U2 



