Basins having Oligocene-Miocene
source rocks
| Basin or Province | Structural Form | Source Rock | Dominant Kerogen Type | Main Reservoirs | Principal Maturation Stage | Reference | 
| East Venezuela-Trinidad, Maracaibo | Foredeep | Oficina fm & equiv, deltaic & prodeltaic sh | III (west), II (east) | Miocene-Pliocene ss | Late Tert | Michelson, 1976; Blaser & White, 1984 | 
| Niger delta | Delta | Akata & Agbada fm, deltaic sh | III, coal | U Tert deltaic coal ss | Late Tert | Aejedawe et al., 1984; Nwachukwu & Chukwura, 1986; Bustin, 1988 | 
| Mackenzie delta | Delta | Tert deltaic sh | III | U Tert deltaic ss | Late Tert | Snowdon, 1980; Snowdon & Powell, 1982 | 
| Mahakam delta | Delta | Miocene deltaic sh | III, coal | U Tert Deltaic ss | Late Tert | Combaz & de Matherel, 1978 | 
| Californian basins | rift | Monterey fm, diatomaceous sh | II | U Tert ss & sh | Late Tert | Graham & Williams, 1985; Crain et al., 1985 | 
| Gulf Coast & Mississippi delta | Half sag & delta | Tert marine & deltaic sh | III | Tert ss | Late Tert & immature | Tipsword et al., 1971; Dow, 1978; Rice & Claypool, 1981 | 
| Indonesian basins | Rift | Pematang Brown sh & Banuwati sh, lacustrine sh; Talang-Akar fm, fluviodeltaic sh | III, coal | U Tert ss | Late Tert | Kingston, 1979; Robinson, 1987; Gordon, 1985 | 
| North Kalimantan (Baram Delta) | Delta | Miocene deltaic sh | III | U Tert ss | Late Tert | ASCOPE, 1981 | 
| North China, Biyang, Nanxiang, Jianghan | Rift | Lacustrine sh | I | Tert ss, Simian carb | Late Tert | Lao & Gao, 1984; Li Desheng et al., 1984; Zha, 1984; Huang et al., 1984; Tong, 1980; Li Chunju et al., 1984 | 
| South Caspian | Circular sag | Maykop series & middle Miocene marine sh | II | Pliocene ss | Late Tert | Ali-Zade et al., 1975; Korchagina & Zeynalova, 1986 | 
| North Caucasus | Foredeep | Maykop series & middle Miocene marine sh | II | U Tert ss | Late Tert | Burlakov et al., 1987; Shcherbakov et al., 1983; Chepak et al., 1983 | 
| Suez | Rift | Rudies fm, marine sh | II | Cret-Miocene ss & carb | Late Tert | Kholief & Barakat, 1986 | 
| Carpathian (Ploiesti & western Ukraine) | foredeep | Menelitic sh, marine sh | II | U Tert ss | Late Tert | Paraschiv & Olteanu, 1970; Gavrish, 1985 | 
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