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Serie correlación geológica
On-line version ISSN 1666-9479
Abstract
SORIA, Tatiana; HEREDIA, Susana; MESTRE, Ana and RODRIGUEZ, Cecilia. Floian conodonts from the San Juan Formation in the Talacasto creek, San Juan Precordillera. Ser. correl. geol. [online]. 2013, vol.29, n.1, pp.93-106. ISSN 1666-9479.
In this contribution Floian conodonts from the San Juan Formation are reported for the frst time from the classical Talacasto creek. The Oepikodus evae and Oepikodus intermedius zones are recorded which indicate upper Floian. The conodont association includes Bergstroemognathus extensus, Cornuodus longibasis, Drepanodus robustus, Drepanodus arcuatus, Drepanoistodus forceps, Erraticodon patu, Juanognathus variabilis, Jumudontus gananda, Oepikodus evae, Oepikodus intermedius, Oistodus striolatus, Oistodus lanceolatus, Paroistodus parallelus, Periodon fabellum, Protopanderodus leonardii, Protopanderodus rectus, Protopanderodus robustus, Reutterodus andinus, Rossodus barnesi, Scolopodus krummi, Trapezognathus diprion, Tropodus australis, Protoprioniodus sp. and Triangulodus sp.
Keywords : Conodonts; Lower Ordovician; San Juan Formation; Talacasto; San Juan.