. Bulletin of the British Museum (Natural History) Geology Supplement. BRITISH AVONIAN CONODONT FAUNAS 247 253 111 â¢FTT- T7T CC TTTT 3^E "57^ j. : d; j, 3^ 5^c: 5SJ1 At A i, ;i.' i i, A t 3^-, i , ^ l-yl "VI- SE JgE & e>. """"â ' ft^v^M/ â yv-,^ : I' â I Abundancefactor = Total specimens Total weight of sample Total weight of sample in kilograms Fig. 60. Lithological section of the Lower and Upper Zaphrentis Zone in the Avon Gorge showing the abundance factor of conodonts in each sample, and the total weight of each sample dissolved in acetic acid. S
. Bulletin of the British Museum (Natural History) Geology Supplement. BRITISH AVONIAN CONODONT FAUNAS 247 253 111 â¢FTT- T7T CC TTTT 3^E "57^ j. : d; j, 3^ 5^c: 5SJ1 At A i, ;i.' i i, A t 3^-, i , ^ l-yl "VI- SE JgE & e>. """"â ' ft^v^M/ â yv-,^ : I' â I Abundancefactor = Total specimens Total weight of sample Total weight of sample in kilograms Fig. 60. Lithological section of the Lower and Upper Zaphrentis Zone in the Avon Gorge showing the abundance factor of conodonts in each sample, and the total weight of each sample dissolved in acetic acid. Samples Z i-Z 10 were collected in Quarry 1 (ST 557745), Samples Z 11-Z 20 were collected in the Black Rock Quarry (ST 561747) and Samples Z 21-Z 33 were collected in Quarry 2 (ST 561747).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)
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