arkL edit interval

arkL

select id,columnx from arkL_columns where dataset_id like 24

View/Edit arkL Database interval - Mt 2 LandVertZ

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The age-window currently being used to search for terms for autocompletion is 268.0375 -> 387.8794 Ma.

	interval above:	Pt 1 LandVertZ
parent-intervals:	this interval:	Mt 2 LandVertZ	sub-intervals:
	interval below:	Romer's Gap LandVertZ

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Interval data

intervalx:	Mt 2 LandVertZhas added abv?yesid: 13714 sort:300
alternative_term:	block label:
formal term:
interval_type:
parent_interval:
dataset:	Vert - Fish and Reptile faunachrons (dataset id = 24)
alt dataset:	(dataset id = )
TSC Column:	id:287
stage:
colour:
interval_notes:
compilation_notes:
refs to add:
linked refs:
preset_duration:
preset_duration_notes:
tracecode	; Q1base from event age; Q2top from event age; Q3a duration from base & top

	age2020	age		event	event_id	pup	in interval	age	age2020
Top:		318.0375	<---	FAD lepospondyl amphibian Nectridae	13410	0.6500	Bashkirian	318.0375	00318.0375
Base:		337.8794	<---	FAD Anthracosauria	13409	0.5400	Visean	337.8794	00337.8450
base notes	50% above base in Visean Stage; dashed line. Anthracosauria were reptile-like amphibians that flourished during the Carboniferous and early Permian. Anthracosauria details: http://fossil.wikia.com/wiki/Anthracosauria				comp notes	the revised Serpukukhovian/Visean boundary now places this event higher in the Visean - I have kept the same age but adjusted the placement

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Interval References

Dataset References

Lucas, S. G. (2009a). Global Jurassic tetrapod biochronology. Volumina Jurassica. 6: 99-108. gs

Lucas, S. G. (2010b). The Triassic timescale based on nonmarine tetrapod biostratigraphy and biochronology. In, Lucas, S. G. (ed.) The Triassic Timescale. Geological Society of London, Special Publications . 334: 17-39. gs

Lucas, S. G., Sullivan, R. M. & Spielmann, J. A. (2012a). Cretaceous vertebrate biochronology, North American Western Interior. Journal of Stratigraphy. 36(2): 426-461. gs