Abstract The study on Silurian-Devonian conodonts from the Precordillera has shown a significant increase in last 5 years. In new conodont collections, particular specimens of Ozarkodina were obtained middle and upper parts Los Espejos Formation Talacasto region. taxonomic allows us to propose species genus Ozarkodina, named huenickeni sp. nov., which shows three different morphotypes, ?, ? ?, ...