arkL edit interval

arkL

select id,columnx from arkL_columns where dataset_id like 18

View/Edit arkL Database interval - Frechites nevadanus SAZ

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The age-window currently being used to search for terms for autocompletion is 191.46 -> 291.6322 Ma.

	interval above:	Eonathorstites oleshkoi SAZ
parent-intervals:	this interval:	Frechites nevadanus SAZ	sub-intervals: Amphipopanoceras dzeginense SAsZ; Frechites nevadanus SAsZ; Parafrechites sublaqueatus SAsZ;
	interval below:	Gymnotoceras rotelliformis SAZ

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Interval data

intervalx:	Frechites nevadanus SAZhas added abv?yesid: 15926 sort:174
alternative_term:	block label:
formal term:
interval_type:
parent_interval:
dataset:	ammonites Siberian Boreal (dataset id = 18)
alt dataset:	(dataset id = )
TSC Column:	id:6
stage:
colour:
interval_notes:
compilation_notes:
refs to add:
linked refs:
preset_duration:
preset_duration_notes:
tracecode	; Q2top from event age; Q1base from event age; Q3a duration from base & top

	age2020	age		event	event_id	pup	in interval	age	age2020
Top:		241.4600	<---	base Eonathorstites oleshkoi SAZ	16235	0.0000	Eoprotrachyceras matutinum BAZ	241.46	00241.4600
Base:		241.6322	<---	base Frechites nevadanus SAZ	16232	0.0000	Frechites chischa BAZ	241.6322	00241.6667
base notes	F. nevadanus Zone assigned as equivalent to F. chischa Zone of Canada (same Genus); and subzones are given equal durations.				comp notes

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Interval References

Dataset References

Hardenbol, J., et al. (1998). Mesozoic and Cenozoic Sequence Chronostratigraphic Framework of European Basins. In, de Graciansky, P. -C. , Hardenbol, J. , Jacquin, T. , and Vail, P. R. (ed.) Mesozoic- Cenozoic Sequence Stratigraphy of European Basins. SEPM Special Publication . 60: 3-13 & appendix 763-783. gs

Jenks, J. F., et al. (2015). Chapter 13. Biostratigraphy of Triassic ammonoids. In, Klug, C. , Korn, D. , De Baets, K. , Kruta, I. , Mapes, R. H. (ed.) Ammonoid Paleobiology: From Macroevolution to Paleogeography. Topics in Geobiology . 44: 329-371. gs

Rogov, M. A. & Zakharov, V. A. (2009). Ammonite- and bivalve-based biostratigraphy and Panboreal correlation of the Volgian Stage. Science in China. Series D Earth Sciences 52: 1890-1909. gs