Cantalamessa, Gino Sedimentology and high-resolution sequence stratigraphy of the late middle to late Miocene Angostura Formation (western Borbon Basin, northwestern Ecuador) - London Geological Society of London 2007 - pp. 653-665 ilus. ISSN: 0016-7649 Subjects--Topical Terms: AMBIENTE MARINOBIOESTRATIGRAFIACUENCAS DE ANTEARCOESTRATIGRAFIA SECUENCIALMIOCENOMOLLUSCASEDIMENTOLOGIATRANSGRESION Subjects--Geographic Terms: ECUADOR Subjects--Index Terms: FORMACION ANGOSTURA