OTWAY BASIN BIOZONATION AND STRATIGRAPHY GTS 2004 Timescale Spore-Pollen Zonation Spore-Pollen N, P Zones Taylor Otway Basin Australian Robe - Penola Trough Gambier Embayment and Short Term Sub-zones (Blow 1969, 1999) Foram Dinocyst Seismic Horizons Period Epoch Stage SE Standard Zonation Dinocyst Zonation (Includes offshore NW Otway in SA, Lake Eliza High, Voluta Trough Port Campbell Embayment Offshore Torquay Sub-basin Sea level curve AGE SE Standard Zones AGE KCCM Zones and Sequences Lucindale High, Penola Trough, Kalangadoo High (Ma BP) (A.D.P 2006) (A.D.P 2006) (Rexilius 2009, unpub) (Taylor 1961) (A.D.P 2006) (HMP 2006) and extension of latter two into western Victoria) (South of Tartwaup Hingeline) 200 100 0 (Ma BP) 0 Newer Volcanics 0 Holocene Lt. Pleist. Protoperidinium leonis Bridgewater Formation Bridgewater Formation Tubulifloridites pleistocenicus N22 A1 Quaternary Newer Volcanics M. Pleist. Achomosphaera ramulifera Wannaeue Formation Pleistocene A2 Whalers Coomandook Formation E. Pleist. Bluff A3 Gelasian N20/N21 Sequence May range younger Pliocene Myrtaceidites lipsis A4 Hanson Plain Sand Piacenzian N18/N19 T4 5 Moorabool Viaduct Sand 5 Zanclean B1 Foraminisporis bifurcatus N17b Messinian N17 Mellitasphaeridium B2 choanophorum Tortonian Upper N16 10 N15 10 N14 C Triporopollenites bellus N13 May range younger N12 Serravallian D1 Port Campbell Limestone N11 Lower N10 Miocene N9 D2 Langhian E1 15 Naracoorte Limestone 15 N8 E2 Member F Tuberculodinium vancampoae Heytesbury Acaciapollenites N7 Sequence myriosporites N6 Burdigalian G Puebla Formation Green Point Member Gellibrand Marl 20 N5 Gambier Limestone 20 H1 Heytesbury Group Aquitanian N4 Gambier Limestone Ophioglossisporites H2 lacunosus Jan Juc Formation Proteacidites tuberculatus Camelback Member Point Addis Limestone N3, P22 I1 25 Chattian Protoellipsodinium simplex Clifton Formation 25 Heytesbury Group Angahook Formation I2 T3 May range older Oligocene N2, P21 "Postulated missing section" "Postulated missing section" "Postulated missing section" Granodisporites nebulosus N1, P20 30 J1 30 Rupelian P19 Fromea leos Greenways Member Addiscot Formation Proteacidites Spiniferites ramosus Wangoom stipplatus P18 J2 Phthanoperidinium comatum Sand Narrawaturk Marl P17 Gambier Limestone K P16 Demons Bluff Group Torquay Group 35 L Anglesea Formation 35 Priabonian Nirranda Group Triorites magnificus Corrudinium Gippslandica extensa Narrawaturk Marl Narrawaturk Marl Nirranda P15 M incompositum Sequence Salt Creek Formation Nothofagidites asperus Anacolosidites Mepunga Formation Boonah Formation Nirranda Group Heytesbury Group P14 Nirranda Group Bartonian luteoides Deflandrea heterophlycta Mepunga Formation Mepunga Formation P13 Achilleodinium 40 Plicodiporites N biformoides Upper Eastern View Group 40 crescentis P12 Enneadocysta partridgei Unnamed P11 O T2 Arachnodinium antarcticum Eocene Lutetian 45 Paucilobimorpha asteris 45 P10 Membranophoridium perforatum PaleogeneProteacidites asperopolus Neogene P Charlesdowniea edwardsii Homotryblium tasmaniense Dilwyn Formation 50 P9 Charlesdowniea thompsoniae 50 Santalumidites cainozoicus P8 Wilsonidinium ornatum Q Rob Dilwyn Formation Dilwyn Formation P7 Rhombodinium waipawaense Ypresian Myrtaceidites tenius R Malvacipollis diversus Apectodinium homomophum P6b Pember Mudstone Proteacidites tuberculiformis S Apectodinium hyperacanthum Proteacidites grandis P6a Wangerrip Apectodinium reburrus Pember Mudstone 55 Spinizonocolpites prominatus Sequence Pember Mudstone 55 P5 T Matonisporites gigantis Senegalinium dilwynensis Propylipollis annularis U Thanetian Eisenackia crassitabulata Pebble Point Proteacidites angulatus P4 Wangerrip Group Wangerrip Group Wangerrip Group Formation (Upper) Arg, Mts Pebble Point Formation 60 Selandian Lygistepollenites balmei Alisocysta circumtabulata 60 Paleocene P3 Lin Pebble Point Eastern View Group Formation (Lower) Lower Pebble Point Formation Tetracolporites P2 Eastern verrucosus View Group P1 Palaeoperidinium pyrophorum Danian Massacre Shale Massacre Shale PA Trithyrodinium evittii T1 65 P0 65 Tripunctisporis maastrichtiensis KCCM1-5 Wiridjil Gravel Manumiella druggii Manumiella druggii Maastrichtian KCCM6-10 70 Forcipites longus Timboon Sandstone 70 Proteacidites Timboon Sandstone reticuloconcavus Timboon Sandstone KCCM11-15 Microplankton not diagnostic KCCM16 Sherbrook (Bottom of Eastern View Group within F. longus zone in wells.) 75 KCCM17 Sequence 75 Isabelidinium korojonense Campanian KCCM18 Isabelidinium korojonensis Tricolporites lilliei Skull Creek KCCM19 Paaratte Formation Paaratte Paaratte Formation Mudstone Formation 80 Otway Basin Sherbrook Group 80 Gambierina rudata Dinocyst Xenikoon australis Xenikoon australis Sherbrook Group KCCM20-23 Sherbrook Group Nothofagidites senectus Sub-zones Late Forcipes sabulosus Nelsonia aceras Nelsoniella aceras LC2 KCCM24 (A.D.P 2006) Possibility of Isabelidinium rotundatum Cas1, Nullawarre Greensand Sherbrook Group Isabelidinium Isabelidinium cretaceum Mnv Tricolporites apoxyexinus cretaceum Boundary uncertain Belfast Mudstone (C) equivalent Santonian Mount Salt Formation 85 Odontochitina porifera Odontochitina porifera Geo Belfast Mudstone (B) NOT known 85 Chatangiella tripartita ? ? KCCM25-27 Conosphaeridium Conosphaeridium striatoconum Belfast Mudstone BkR1 Belfast Mudstone (Morum Member) Belfast Mudstone (A) Clavifera vultuosus striatoconum ? Coniacian PtF, Geo, Trithyrodinium GeoN, Flaxman Formation C (Banoon Mbr) Shipwreck Wes Thy Sequence Gleicheniidites ancorus ? Flaxman Formation Flaxman Formation (B) KCCM28 Kiokansium polypes Phyllocladidites mawsonii LC1.1 ? Palaeohystrichophora Flaxman Formation Flaxman Formation (A) 90 Palaeohystrichophora PtF 90 infusorioides ? Laevigatosporites musa Isabelidinium evexus infusorioides Waarre Formation BkR1, Waarre Formation (Cb) KCCM29-32 Heterosphaeridium Acme Car, Cal, Waarre Formation LB, BCr, Butt, Cas 1-3,5, PCa1 Turonian PLo Waarre Formation (Ca) Cribroperidinium Nor Dun, EW1ST1, Hal 1, DW1 & 2, Hoegisporis trinalis edwardsii Acme Copa Formation Hen 1, Ion, Lan, McI, Mar, Waarre Formation (B) LC1 Copa Formation NPa, Pec, SCr, Van, Wal 1 & 2 Waarre Formation (A) KCCM33 Myl How, Mnv, Thy, Tri 95 KCCM34 95 Cenomanian Hoegisporis uniforma Diconodinium multispinum KCCM35-36 KCCM37-43 100 Xenascus asperatus 100 Phimopollenites pannosus Dioxya armata Eumeralla Formation Flx, Lan, SCr KCCM44 PCa4, Win1 Endoceratium ludbrookiae Eumeralla Formation No evidence of any 105 Flx, Vau 105 Albian (Volcanigenic, lithic zones younger than sandstones and shales) Crybelosporites striatus Coptospora paradoxa zone. Canninginopsis denticulata May range older (Oldest zone penetrated south Cretaceous KCCM45 of Tartwaup Hingeline is P. pannosus) 110 Muderongia tetracantha 110 Eumeralla Eumeralla Formation Sequence Crybelosporites striatus KCCM46 Heathfield Sandstone Member Otway Group 115 KCCM47 115 Eumeralla Formation Diconodinium davidii Kat Eumeralla Formation Aptian Eumeralla Formation 120 120 Cyclosporites hughesi KCCM48 Win2 Early Odontochitina operculata Wal2, Grv EC2 Windermere 125 Sandstone Member 125 KCCM49 Katnook Sandstone Barremian Muderongia australis Has, Hso, 130 LGr Laira Formation Otway Group 130 Foraminisporis wonthaggiensis Gre KCCM50 Muderongia testudinaria Trs Wyn Hauterivian Pretty Hill Formation Pretty Hill Formation Phoberocysta burgeri Zem NMi 135 135 Senoniasphaera tabulata Upper Sawpit Shale Crayfish Sub-group of Otway Group Sawpit Sandstone Systematophora areolata Lower Sawpit Shale Valanginian Crayfish Upper Sequence Kal Casterton Formation Casterton Formation Egmontodinium torynum Undifferentiated Group 140 Otway Otway Group 140 Batioladinium reticulatum Ruffordiaspora australiensis (Lithologies uncertain. Unpenetrated in Offshore Torquay Sub-basin Not penetrated in any Batioladinium lobispinosum EC1.1 offshore wells Saw Berriasian Lower Cassiculosphaeridia delicata Kalyptea wisemaniae Age uncertain. Age uncertain. Traditionally considered Taditionally considered 145 older on weak data 145 Pseudoceratium iehiense older on weak data. Presence of Gagiella mutabilis zone in Sawpit 1 Dingodinium jurassicum suggest that Berriasian Tithonian Retitriletes watherooensis and Late Jurassic microflora are absent from Omatia montgomeryi Otway Basin. 150 Cribroperidinium perforans 150 Base Dingodinium swanense Late Kimmeridgian 155 Wanaea clathrata 155 Upper Jurassic Murospora florida Wanaea spectabilis Coleraine and Oxfordian Casterton 1 Volcanics 160 160 Middle Ctenidodinium ancorum GTS 2004 Timescale After figure 30. O’BRIEN, G.W., BERNECKER, T., THOMAS, J.H., DRISCOLL, J.P. & RIKUS, L., 2006. After figure 35. O’BRIEN, G.W., BERNECKER, T., THOMAS, J.H., DRISCOLL, J.P. & RIKUS, L., 2006. Stratigraphic reference section for the Crayfish Sub-group in the Gordon 1 well. Stratigraphic reference section for the lower Shipwreck Group in the Langley 1 well. An assessment of the Hydrocarbon Prospectivity of Areas VIC/O-06(1), VIC/O-06(2), VIC/O-06(3) and V06-1, Eastern Onshore and Offshore Otway Basin, Victoria, Australia. An assessment of the Hydrocarbon Prospectivity of Areas VIC/O-06(1), VIC/O-06(2), VIC/O-06(3) and V06-1, Eastern Onshore and Offshore Otway Basin, Victoria, Australia. After figure 27. O’BRIEN, G.W., BERNECKER, T., THOMAS, J.H., DRISCOLL, J.P. & RIKUS, L., 2006. Victorian Initiative for Minerals and Petroleum Report 87, Department of Primary Industries. Victorian Initiative for Minerals and Petroleum Report 87, Department of Primary Industries. An assessment of the Hydrocarbon Prospectivity