JURASSIC – EARLY CRETACEOUS SPORE-POLLEN AND DINOCYST ZONATIONS FOR AUSTRALIA Alan D. Partridge — Biostrata Pty Ltd © Commonwealth of Australia 2006 Acknowledgement: The author thanks Geoscience Australia and the Virtual Centre of Economic Micropalaeontology and Palynology (VCEMP) for the scientific assistance and financial support in the compilation of this chart. Alan D. Partridge publishes with the permission of the Chief Executive Officer, Geoscience Australia. Key species occurrences Youngest occurrence Oldest occurrence Ma Ages for Boundaries Bibliographic reference: Partridge, A.D., 2006. Jurassic – Early Cretaceous spore-pollen and dinocyst zonations for Australia. In: Monteil, E. (coord.), Australian Mesozoic and Cenozoic Palynology Zonations – updated to the 2004 Geologic Time Scale. Geoscience Australia Record 2006/23. ISBN 1 921 236 05 1. Geoscience Australia has tried to make the information in this product as accurate as possible. However, it does not guarantee that the information is totally accurate or complete. Therefore, you should not solely rely on this information when making a commercial decision. Geoscience Australia — 2006 Timescale-VCEMP Project Regional North West Shelf Event Markers KA KV K JT JK JO JC Geoscience Australia publication ISBN: 1 921 236 05 1 – Chart 2 of 4. This work is copyright. Apart from any fair dealings for the purpose of study, research, criticism, or review, as permitted under the Copyright Act 1968, no part may be reproduced by any process without written permission. Copyright is the responsibility of the Chief Executive Officer, Geoscience Australia. Requests and enquires should be directed to Chief Executive Officer, Geoscience Australia, GPO Box 378 Canberra ACT 2601. Ma Ages for Boundaries Key species occurrences Youngest occurrence Oldest occurrence Helby, Morgan & Partridge 1987 Helby, Morgan & Partridge 2004 Dissimulidinium lobispinosum Batioladinium reticulatum Omatidinium amphiacanthum Cassiculosphaeridia delicata ACME Kalyptea wisemaniae Consistent Pseudoceratium iehiense Egmontodinium torynum Diconodinum multispinum Xenascus asperatus Endoceratium ludbrookiae Muderongia tetracantha Diconodinium davidii Muderongia testudinaria Phoberocysta burgeri Senoniasphaera tabulata Dioxya armata Wanaea indotata Consistent Dissiliodinium caddaense Nannoceratopsis deflandrei Skuadinium biturbinatum Susadinium australis Dapcodinium priscum Consistent Wanaea clathrata Scriniodinium crystallinum Ctenidodinium ancorum Voodooia tabulata Ternia balmei Omatia montgomeryi Tubotuberella missilis Dingodinium swanense Rigaudella aemula Wanaea digitata Odontochitina singhii Craspedodinium indistinctum Dioxya armata Cannosphaeropsis australis Dingodinium cerviculum Ovoidinium striatum ACME Diconodinium davidii ACME Endoceratium turnerii Muderongia australis Muderongia mcwhaei Batioladinium longicornutum Ascodinium cinctum ACME Scriniodinium attadalense Canningia reticulata Phoberocysta neocomica (very spiny) Phoberocysta neocomica Muderongia spp. Phoberocysta burgeri Dingodinium cerviculum Gardodinium lowii Batioladinium reticulatum Dissimulidinium lobispinosum Dissimulidinium purattense Pseudoceratium iehiense Tubotuberella missilis Wanaea clathrata Wanaea talea Cygnusicysta taltarniana ACME Systematophora geminus Wanaea spectabilis Voodooia tabulata Wanaea verrucosa Endoscrinium kempiae Ternia balmei Kylindrocysta spinosa Ctenidodinium spp. (spiny varieties) Susadinium australis Phoberocysta neocomica (less spiny) Nummus similis ACME Dissiliodinium caddaense Consistent Odontochitina spp. Nummus monoculatus influx Diconodinum cristatum suite Fusiformacysta challisiana ACME Consistent Wanaea talea Carnarvonodinium morganii ACME Dapcodinium priscum Endoceratium ludbrookiae Litosphaeridium siphoniphorum Canninginopsis denticulata Rhaetogonyaulax rhaetica Rhaetogonyaulax rhaetica M35 M32 M31 M30 M27 M0r M5n 129.8 Geoma- gnetic Polarity Timescale Polarity & Chronzone 131.6 M6 131.2 132.2 132.8 M7 133.5 M8 M9 M"-3r" Cretaceous Normal-Polarity Super Chron ("Cretaceous Quiet Zone") 118.5 124.6 125.0 127.6 M"-2r" M"-1r" M1 M3 135.7 137.6 139.1 139.5 140.4 141.1 142.6 144.0 144.9 146.2 147.8 148.9 151.0 152.3 154.1 155.1 155.7 156.0 157.3 158.9 160.1 162.1 163.2 164.9 M10 M11 M12 M13 M14 M15 M16 M17 M18 M19 M20 M21 M22 M23 M24 M25 M26 M28 M29 M33 M34 M36 M37 M38 M39 M40 M41 Composite from southern Spain Southern Switzerland Composite from France, Italy, Spain and Switzerland Western Australia England & USA 100 95 110 105 115 120 175 180 185 190 195 200 145 150 155 160 165 170 125 130 135 140 93.5 99.6 103.5 110.4 115.5 125.0 137.0 145.5 150.8 164.0 167.7 170.7 181.5 199.6 Crybelosporites striatus Coptospora paradoxa Cooksonites variabilis Pilosisporites parvispinosus Crybelosporites striatus Cyclosporites hughesii Pilosisporites notensis Foraminisporis asymmetricus Foraminisporis wonthaggiensis Triporoletes reticulatus Dictyotosporites speciosus Cyclosporites hughesii Ruffordiaspora australiensis Ceratosporites equalis Retitriletes watherooensis Biretisporites eneabbaensis Prominent Perinopollenites elatoides Foraminisporis wonthaggiensis Ruffordiaspora australiensis Retitriletes watherooensis Murospora florida Callialasporites turbatus Corollina torosa Ashmoripollis reducta Contignisporites cooksoniae Dictyotosporites complex Murospora florida Contignisporites cooksoniae and/or Contignisporites burgeri Retitriletes circolumenus Prominent Callialasporites turbatus Abundant Corollina torosa Abundant Exesipollenites tumulus Dictyotosporites complex Phimopollenites pannosus Coptospora paradoxa Hoegisporis uniforma (former zone name Appendicisporites distocarinatus) Coptospora paradoxa (SM) Hoegisporis uniforma (SM) Hoegisporis uniforma (SM) Appendicisporites distocarinatus (SM) Phimopollenites pannosus Pilosisporites grandis 140.8 169.2 Lower Upper Decline in Corollina torosa Kekryphalospora distincta Kekryphalospora distincta Ashmoripollis reducta 169.2 169.2 Upper Lower Upper Lower Prominent Callialasporites dampieri 162.6 157.4 A B C Prominent Aequitriradites norrisii Prominent Aequitriradites norrisii Aequitriradites hispidus Aequitriradites hispidus Pilosisporites ingramii Biretisporites eneabbaensis Balmeiopsis limbatus Zone of Backhouse 1988 Lower Upper Hoegisporis Microflora Hoegisporis uniforma (NM) Appendicisporites spp. (NM) NM = Northern Margin SM = Southern Margin Spore-Pollen Zones Pseudoceratium iehiense Wanaea indotata Dissiliodinium caddaense Nannoceratopsis deflandrei Wanaea verrucosa Luehndea Assemblage Dapcodinium priscum Wanaea clathrata Wanaea spectabilis Ctenidodinium ancorum Voodooia tabulata Ternia balmei Diconodinum multispinum Xenascus asperatus Endoceratium ludbrookiae Canninginopsis denticulata Muderongia tetracantha Diconodinium davidii Odontochitina operculata Muderongia australis Muderongia testudinaria Phoberocysta burgeri Senoniasphaera tabulata Systematophora areolata Batioladinium reticulatum Dissimulidinium lobispinosum Cassiculosphaeridia delicata Kalyptea wisemaniae Dingodinium jurassicum Omatia montgomeryi Cribroperidinum perforans Egmontodinium torynum Dioxya armata Dingodinium swanense Dinocyst Zones Dinocysts not generally reported. Rhaetogonyaulax rhaetica Ma 167.7 171.6 175.6 183 196.5 BAJOCIAN AALENIAN TOARCIAN SINEMURIAN HETTANGIAN PLIENSBACHIAN 189.6 150.8 155.2 161.2 TITHONIAN KIMMERIDGIAN OXFORDIAN CALLOVIAN BATHONIAN 164.7 121 125 APTIAN 130 136.4 140.2 145.5 HAUTERIVIAN BARREMIAN VALANGINIAN BERRIASIAN EARLY LATE ALBIAN CENOMANIAN 99.6 106.4 108.8 112 EARLY MID LATE EARLY CRETACEOUS LATE CRET. STAGE PERIOD LATE JURASSIC MIDDLE JURASSIC EARLY JURASSIC 93.5 199.6 RHAETIAN 203.6 TRIAS. Geologic Time Scale 2004 Gradstein et al. 2004 103.0 93.5 99.6 101.0 106.4 108.8 112.0 121.0 131.0 125.0 133.0 137.0 135.0 140.2 141.4 142.6 143.6 144.8 146.8 150.8 154.4 156.2 139.2 148.8 149.8 161.2 162.2 164.0 160.2 166.0 167.7 169.6 171.6 181.0 183.0 185.0 200.6 203.6