Also known as ~5.5 km west and ~9.5 km south of San José da Jáchal
Where: San Juan, Argentina (30.3° S, 68.8° W: paleocoordinates 34.9° S, 132.3° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Nemagraptus gracilis graptolite zone, Las Aguaditas Formation, Late/Upper Llanvirn (463.5 - 460.9 Ma)
• Nemagraptus gracilis zone, late Llanvirn
• bed-level stratigraphic resolution
Environment/lithology: offshore ramp; mudstone and chert
Size class: macrofossils
Primary reference: B.D.E. Chatterton, G. D. Edgecombe, B.G. Waisfeld and N.E. Vaccari. 1998. Ontogeny and systematics of Toernquistiidae (Trilobita, Proetida) from the Ordovician of the Argentine Precordillera. Journal of Paleontology 72(2):273-303 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 73374: authorized by Pete Wagner, entered by Pete Wagner on 13.06.2007, edited by Sarah Kolbe and Melanie Hopkins
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
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Chomatopyge canasi n. sp.
Chomatopyge canasi n. sp. Chatterton et al. 1998 trilobite | |
Lasarchopyge correae n. sp.
Lasarchopyge correae n. sp. Chatterton et al. 1998 trilobite |