INVERTEBRATE FAUNAL LIST
MAO FORMATION
Rio Gurabo Section: from 890-900 m
Foraminiferal Zone: Globorotalia miocenica zone.
Nannofossil Zone: NN15
General Description: Large and small scale cross-bedded sands,
pebbly sands, and conglomerates showing channeling and load casting. Plant
material common. Molluscs infrequent.
Zooxanthellate Corals
Strombinid gastropods
Ostracodes