Mid-Cretaceous Argentina
Grouping: Macronaria/Titanosauria/basal titanosaur (?Argentinosauridae?)
Late Cretaceous Madagascar
Grouping: Macronaria/Titanosauria/Lithostrotia/Saltasauridae/Nemegtosaurinae
Late Cretaceous Argentina
Grouping: Macronaria/Titanosauria/Lithostrotia/Lithostrotia incertae sedis
Jobaria (by Stephen O'Connor)
Early Cretaceous north Africa (Sahara)
Grouping: Macronaria/late-surviving basal macronarian (perhaps a Camarasaurid)
Mamenchisaurus youngi (by Stephen O'Connor)
Middle Jurassic China
Grouping: Eusauropoda (or perhaps Neosauropoda)/Euhelopodidae (or Mamenchisauridae)
Early Cretaceous north Africa (Sahara)
Grouping: Macronaria/late-surviving basal macronarian (perhaps a Camarasaurid)
Middle Jurassic China
Grouping: Eusauropoda (or perhaps Neosauropoda)/Euhelopodidae (or Mamenchisauridae)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhcaU0P2XuwdpWszTFq80k-vcLL_oP2UQSlK_Nuw_6LLYQMOakC2Y8askWF1WrFG9AUikCfn9qPrVSrgxZ_9dgLaW1apr_BrUyLeiLIND_bdfbvfr6DVnrXsEHA1ZMin0O6lw_OTHQjpzk/s400/sauropods.jpg)
See if you can find Dicraeosaurus, Diplodocus, Haplocanthosaurus, Camarasaurus, Isisaurus, Omeisaurus, Brachiosaurus, and Saltasaurus.
Nenquensaurus (by Andrey Atuchin)
Late Cretaceous Argentina
Grouping: Macronaria/Titanosauria/Lithostrotia/Saltasauridae
Late Cretaceous Argentina
Grouping: Macronaria/Titanosauria/Lithostrotia/Saltasauridae
Late Jurassic Tanzania
Grouping: Macronaria/Titanosauria/basal titanosaur (or possibly Andesauridae)
Isisaurus (by Andrey Atuchin)
Early Cretaceous India
Grouping: Macronaria/Titanosauria/basal titanosaur
Diplodocus and hatchlings (by Mick Ellison)
Brachiosaurus altithorax (by Mark Hallett)
Late Jurassic Colorado & Wyoming, USA
Grouping: Macronaria/Brachiosauridae/Giraffatitanae
Futalognkosaurus dukei (by Julius T. Csotonyi)
Mid-Cretaceous Argentina
Grouping: Macronaria/Titanosauria/Lognkosauridae
Early Cretaceous India
Grouping: Macronaria/Titanosauria/basal titanosaur
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhe4bvMP5o4_Rqa9l_bYLbSP80LT4IGsLXMW8OVyVGXqNOxEklQGm8ATZ2j-tnlx1wBTx5QZAe4ooWrel-wqbt_6uNI0PhGAY_1SmEzAxX6HTildgJT8SmsoBwCeVCvftojRqmH5qasais/s400/Brachiosaurus-1.jpg)
Late Jurassic Colorado & Wyoming, USA
Grouping: Macronaria/Brachiosauridae/Giraffatitanae
Mid-Cretaceous Argentina
Grouping: Macronaria/Titanosauria/Lognkosauridae
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiGxJe5Hz-6rlHQOctE_xw9sJAGXX4B7Qel_jp5mcQ5aXBdvFdUHmXEpnOvvuXcUiM8YWSDM8LazeME9wn225iNCeEqvVeOqtpmPv8XglDP_m68DE0itvZec_NOhrEmS-02lcnWvE6obko/s400/greg_paul+shunogas.jpg)
(by Greg Paul - this is MOST of the full version)
Middle Jurassic China
Shunosaurus' grouping: Derived cetiosaurid/Transitional form
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjDVsjJIDVpgi7CHdYkiPiS_gNLXJVgk9YLoTUsEtqsnPAVp-hemm-9CfVkXFJ8MmZX9gf5aURBtaeGU-YjwHY2zDWC5GaUFxiA0-A49oh9QZrbjGCZovHYmvPR0rocSXLl7jNyFJKWUVU/s400/greg_paul+brontos.jpg)
Late Jurassic Colorado & Wyoming, USA
Grouping: Diplodocoidea/Flagellicaudata/Diplodocidae/Apatosaurinae
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjseJT282_7817lBpT5_d8dQE-4BC0iv49Jb4sRuHSt2athYKaBBkVia2GRn_P-U9jSYDZgnKGJngswVRl93_KsL-bZe04OXWuxcw1aZZRfhmIQP_ZW_bfJpJVjfFuwpELNFdOsMu4cfw8/s400/greg_paul+diplodocus+escape.jpg)
Diplodocus herd fending off a river ambush by Allosaurus (by Greg Paul)
Late Jurassic Colorado & Wyoming, USA
Grouping: Diplodocoidea/Flagellicaudata/Diplodocidae/Diplodocinae
Late Jurassic Colorado & Wyoming, USA
Grouping: Diplodocoidea/Flagellicaudata/Diplodocidae/Diplodocinae
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh4AaiUq6t9e-l-Q_StYE9t-rkWtWYiPpqRwAH5SSVtI-qRdw57KrRNgM3mrSdBvFuEBwFEhld-poU7EVak3VqisAIjgMDt217jL7Odl3kxp0M8V-feWuD1xMNt_jFWG79bcxKcB3u9fd0/s400/sibbick+aucasaurus+nest+raid.jpg)
The Abelisaur Aucasaurus raids a titanosaur nest (by John Sibbick)
Mid-Cretaceous Argentina
Grouping: unknown - the sauropods here are just generic Patagonian titanosaurs.
Mid-Cretaceous Argentina
Grouping: unknown - the sauropods here are just generic Patagonian titanosaurs.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiiyZjzAibR2ONiNyelXPu5dNE84y_tFLkcrJCXG-1UqiYJFcoH9v-f_gMY7MgiRJdgEZ0p7wg-7kdYOAqQya6eKO7j5s00JqaCwlj7OutzlbamN5wdjZsamDXeEDitnSRtGHz01Q_zf5s/s400/chuanjiesaurus+raul+martin.jpg)
Chuanjiesaurus fends off Yangchuanosaurus (by Raul Martin)
Middle to Late Jurassic China
Conservative grouping: Eusauropoda/Mamenchisauridae
Radical grouping: Macronaria/Euhelopodidae/Mamenchisauridae (or perhaps somphospondyli?)
Middle to Late Jurassic China
Conservative grouping: Eusauropoda/Mamenchisauridae
Radical grouping: Macronaria/Euhelopodidae/Mamenchisauridae (or perhaps somphospondyli?)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhyyb-K6JCYjAc8hr6f_ivOC4xyyt9Lq1Ysriz9UZky2MVPtcbZISnWxmPXLZYlYrXMGEtAe5P9H4Z19QddeA6anitTTLnxLnG-4gLN-UsMm-16iquRR60rl_mrK_QonedzeD776bt6bGM/s400/greg_paul+acropleuro.jpg)
Early Cretaceous Texas, USA
Grouping: Macronaria/Brachiosauridae/Pleurocoelinae
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgeQI3BUeUCuk_5RQCL_Gq3Xds4K0DeciGYv4iQI_xWLdAQA7KCmAhECOhbhLgxYipQGZl94hnZz3kHIWSVhbqSeMwALTl-FdtJdnOEh3d9Ccr-RH9Xqr0Co0N9o5Mkyb_a3IslXygC7x0/s400/Tendaguru_scene.jpg)
Late Jurassic Tanzania
Brachiosaurus grouping: Macronaria/Brachiosauridae/Giraffatitanae
Dicraeosaurus grouping: Diplodocoidea/Flagellicaudata/Dicraeosauridae
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEht1Q4HPB2IKSEDS6tacFXj4zSz1AKJlRLg0u1AlJ387VwM2mxtSpdB3NReTDa6jrobNXT62TDulGu-iD1VCFzVrnbCXO1773OjGrqsGR6gamJTKGunsg9ce0YRkIxCmJbEpLyL0wT3WTw/s400/diplodocus+raul+martin.jpg)
Diplodocus herd (by Raul Martin)