Early Jurassic Subperiod
201.3 - 174.1 27.2

Toarcian Age 182.7 - 174.1 8.6 180 - 66 14 Aspidorhynchus acustirostris Shield snout  180 Ohmdenosaurus Ohmden lizard genus herbivorous dinosaur  Ohmden, Germany.  180 - 170 10 Xintiangou Formation Sichuan Basin China 176.6 Siderops ? Tazoudasaurus 175.6 - 0 Orionides clade tetanuran theropod 175.6 - 0 Avetheropoda bird theropods clade includes carnosaurians & coelurosaurs to exclusion of other dinosaurs. 175.6 - 88 87.6 Allosauroida superfamily therapod dinosaur 4 families: Metriacanthosauridae, Allosauridae, Carcharodontosauridae, Noevenatoridae. Pex predators along with Megalosauroidea 175.6 - 135 40.6 Metriacanthosauridae family theropod 175 - 165 10 sand dunes greatest thickness Zion Canyon Temple of Sinawava 670m/2,200' 175 - 66 109 Eusauropoda sauropod ancestor, basal eusauropods of Shunosaurus, Barapasaurus? Amygdalodon, not Vulcanodon, Rhoetosaurus. 1995 monophyletic new taxonomic group include all sauropods, except vulcanodontids. herbivorous, quadrupedal, & have long necks. S America, Europe, N America, Asia, Australia, & Africa.

Middle Jurassic Subperiod
174.1 - 163.5 10.6

Aalenian Age 174.1 - 170.3 3.8 174.1 - 163.5 10.6 Notobatrachus degiustoi S Patagonia Argentina 174.1 - 163.5 10.6 Kosmoceras pronaie, Europe 174 - 0 Vampire squid, Vampyrotheuthis informalis, World Oceans, Data deficient 174 - 163 11 Omeisaurus junghsiensis Omei lizard Shaximiao formation China  174 - 163 11 Xinjiangtitan shanshanesis Titanic Xinjiang Qigu formaiton China  mi 174 - 163 11 Neosauropoda clade Dinosauria 1986  Saltasaurus loricatus, Diplodocus longus 174 - 66 18 Devil's Garden formations Escalante Member Entrada Sandstone San Rafael Group  171.6 - 145.5 26.1 Bienotheroides  genus   tritylodonts  China, Mongolia 4 species, cranial remains 171.6 - 168.4 3.2 Eudmetoceras 171.6 - 161.2 10.4 Polistodon  genus tritylodonts 1 skull Xiashaximiao Formation Bajocian China 171 - 164 7 Teleosaurus cadomensis Complete lizard Eurasia 171 - 158 13 Cañadón Asfalto Formation 170.3 - 167.7 2.6 Hyperlioceras Duriavenator genus of theropod dinosaur  England 1S Duriavenator hesperis 157 - 152.2 4.8 Bothriospondylus 173 - 69 4 Magnosaurus 170 - 0 Turtle

Bajocian Age 170.3 - 168.3 2 170.3 - 152 18.3 Piatnitzkysauridae family megalosauroid dinosaurs. 3 genera: Condorraptor, Marshosaurus, Piatnitzkysaurus 170 - 0 Yellow-spotted tropical night lizard Lepidophyma flavimaculatum C America Least concern 170 - 165 5 Omeisaurus Omei lizard genus sauropod. lower Shaximiao Formation Sichuan China. 170 Upheaval Dome impact structure @ bottom impact crater Canyonlands NP, Ut 170 - 168 2 Condorraptor genus megalosauroid theropod 167 - 55 12 Metriorhynchus 168 - 67 1 Teleidosaurus 171 - 64 7 Teleosaurus 170 - 165 5 Chuandongocoelurus genus carnivorous tetanuran theropod China 169 - 63 6 Xiaosaurus 201 - 168 33 Yunnanosaurus 170 mi Ozraptor 170 - 145 25 Megalosauroidea big lizard forms superfamily monophyletic tetanuran carnivorous theropod   Maresaurus Alfeldites Apsorroceras Asphinctites Bigotites Crano cephalites Chondroceras Cleisto sphinctes Crano cephalites Dimorphinites Diplesioceras Docidoceras Dorsetensia Duashnoceras Emileia Eocephalites Epistrenoceras Ermoceras Fissilobiceras Frogdenites Garantiana Hebetoxyites Hlawiceras Kosmer moceras Kumato stephanus Labyrinthoceras Leptosphinctes Lissoceras Magharina Mega sphaeroceras Metrolytoceras Nannolytoceras Newmarra carroceras Normannites Oecoptychius Oecotraustes Okribites Oppelia Orthoga rantiana Otoites Oxycerites Parastre noceras Parkinsonia Phaulo stephanus Poecilo morphus Praebigotites Prae parkinsonia Procerites Prorsisphinctes Protoe cotrausites Pseudo garantiana Pseudotoites Reynesella Shirbuirnia Siemiradzkia Skoleko stephanus Sohlites Sonninia Sphae roceras Spinam matoceras Spiroceras Stegoxyites Stem matoceras Strenoceras Strigoceras Telermoceras Teloceras Thamboceras Toxamblyites Toxolioceras Trilobiticeras Trimarginia Tugurites Vermi sphinctes Witchellia Zemi stephanus Zurcheria Belemnitina Hibolites Produvalia Ophio nautilus Somali nautilus Subcollina 170 - 45 25 mi Simolestes 171.6 - 164.7 6.9 Cadomites 178 - 75 3 Cadomoceras 170.3 Hyperlioceras 170 - 64 6 Durotrigensia 171.5 - 173.5 2 Guhsania 170.3 - 168.3 2 Lupherites 171.6 - 167.7 4.3 Skirroceras 169 - 165 4 Great Oolite Group nearshore shelf. S England. mudstone & bioclastic ooidal, fine limestone, variably thick belt NE-SW coast  Dorset to Humber. Weald & Wessex Basins. Taynton Limestone Formation, Forest Marble Formation, +. dinosaur, pterosaur, Proto mammal 169 - 143 26 Notch Peak Sawtooth Mountain House Range, W of Delta, Utah, USA   168.3 - 166.1 2.2 1Sp Kulindadromeus zabaikalicus Kulinda runner Ukureyskaya formation Russia 168.3 - 163.5 5 Sp 10 Yangchuanosaurus shangyouensis yongchuan lizard Upper Shaximiao formation China

Bathonian Age 168.1 - 166.1 2

Middle Jurassic Subperiod
174.1 - 163.5 10.6

Late Jurassic Subperiod
163.5 - 145 18.5

Late Jurassic Subperiod
163.5 - 145 18.5

Oxfordian Age 163.5 - 157.3 6.2 162 Eustreptospondylus, Streptospondylus genus megalosaurid theropod 161.2 - 0 Indian narrow-headed softshell turtle, Chitra indica, SE Asia, Endangered 161 Caihong juji Rainbow Tiaoajishan formaiton China Late Jurassic 161 - 114.4 46.6  Mamenchisaurus constructurs Mamenchi lizard Hantong & Shaximiao formations China 161 - 157 4 Limusaurus inextricabilis Mud lizard Shishugou formation China 161 mi Streptospondylus meaning  reversed vertebra genus tetanuran theropod  161 - 114.4 46.6 Mamenchisaurus Sichuan, China 161 - 99 62 Diceras angulatum, Two horns, Europe  160.9 - 160.2 .7 Anchiornis huxleyi Near-bird Late Jurassic 160.9 - 160.3 .6 Juramaia sinensis, Jurassic mother, Tiaojishan formation, China 160 Asfaltomylos patagonicus, Asfalto mole, Asfalto formation, Argentina 160 - 150 10  Brachytrachelopan mesai Short-necked pan Calcareo formation Argentina Late Jurassic 160 - 0 Fire salamander Salamandra salamadra Europe Least Concern 160 - 0 Olm Proteus anguinus N Adriatic Sea  160? - 120? 40 Theriosuchus  genus atoposaurid mesoeucrocodylian S England, Thailand, Wyoming fragmentary  China, Morocco, & Scotland. 160 Yi qi trange wing Tiaojishan formation China    160 Volkheimeria of Volkheimer  eusauropod sauropod 160 - 0 Theria subclass mammals Theriiformes sister taxon to Yinotheria includes   eutherians  placental mammals &  metatherians  marsupials 160 Eosinopteryx brevipenna dawn Chinese Tiaojishan formation China 160 Aurornis xui Dawn bird Late Jurassic   160? - 130? 30 Losillasaurusmeaning "Losilla lizard" SE Spain 160 Tuojiangosaurus Sichuan China 160 - P Salamanders 160 - 0 Japanese clawed salamander Onychodactylus japonicus Japan Least Concern 160 Epidexipteryx hui Display feather Daohugou Beds Mongolia 160 - 0 Japanese giant salamander Andrias japonicus Japan Near threatened 160 Guanlong wucaii Crowned dragon Shishugou formation China 160 - 153 7 Alcobaça Formation is a geological formation in Portugal. 160 Tuojiangosaurus multispinus Tuo river lizard Upper Shaximiao formation China 160 Sinraptor dongi Chinese robber Shishugou formation China 159 Shunosaurus jiangyiensis Shu lizard Xiashaximiao formation China 158.5 Tianyulong   Genus heterodontosaurid ornithischian 1Sp T. confuciusi, Jianchang County, W Liaoning Province, China. 158 Yinlong downsi Hidden dragon Shishugou formation China

Kimmeridgian Age 157.3 - 152.1 5.2 157.3 - 133.9 23.4 Dsungaripterus weii Junggar basin wings Junggar Basin China & Mongolia 157 - 137 20 Dakosaurus maximus Biter lizard Europe, Mexico & Argentina 156.3 - 146.8 9.5 Brontosaurus excelsus Thunder lizard Morrison formation USA 155 - 145 10 Dryosaurus Dinosaur National Monument

Late Jurassic Subperiod
163.5 - 145 18.5