A new early miocene species of Ophiocrossota (ophiuroidea) from Southern Patagonia, Argentina

The first South American species of Ophiocrossota CLARK, 1928, O. kollembergorum n. sp., is described, extending the known geographical range of the genus to Argentina. The new species is characterized by its large radial shields, proximally in contact within, but separated distally by the triangula...

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Detalles Bibliográficos
Autores: Caviglia, Sergio, Martinez, Sergio, del Río, Claudia Julia
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2007
País:Argentina
Institución:Consejo Nacional de Investigaciones Científicas y Técnicas
Repositorio:CONICET Digital (CONICET)
Idioma:inglés
OAI Identifier:oai:ri.conicet.gov.ar:11336/135362
Acceso en línea:http://hdl.handle.net/11336/135362
Access Level:acceso abierto
Palabra clave:ARGENTINA
CHENQUE FORMATION
MIOCENE
OPHIOCROSSOTA KOLLEMBERGORUM
OPHIUROIDEA
https://purl.org/becyt/ford/1.5
https://purl.org/becyt/ford/1
Descripción
Sumario:The first South American species of Ophiocrossota CLARK, 1928, O. kollembergorum n. sp., is described, extending the known geographical range of the genus to Argentina. The new species is characterized by its large radial shields, proximally in contact within, but separated distally by the triangular plates, and by its large and elongate oral shields, that cover most of the interradial area.