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Sauropod Vertebra Picture of the Week

SV-POW! ... All sauropod vertebrae, except when we're talking about Open Access. ISSN 3033-3695
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BrachiosauridsGiraffatitanGoofyStinkin' HeadsSciences de la terre et de l'environnementAnglais
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Every now and then, you come across a sauropod skull so beautiful, it’s almost enough to distract you from the vertebrae that it was attached to.  One such is the Giraffatitan brancai skull HMN T1, which you’ve seen here before if you’ve been around for a while.

"Ultrasauros"BrachiosaurusGiraffatitanMountsSizeSciences de la terre et de l'environnementAnglais
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In a new comment on an oldish post, Peter Adlam asked: I recently happened upon a picture of the late Jim Jenson standing beside the huge front leg of “Ultrasauros”, which leads me to ask a few questions. Did he really find a complete forelimb? Was the leg from Brachiosaurus altithorax?

CamarasaursDiplodocusGiraffatitanMamenchisaurNecksSciences de la terre et de l'environnementAnglais
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In our recent paper on how the long necks of sauropods did not evolve primarily due to sexual selection (Taylor et al. 2011), one of the ideas we discussed is that sexual dimorphism between the necks of male and female sauropods would be an indicator of sexual selection.  And, rather despairingly, we wrote (page 4): But I wonder if we realise just how true this is, and how blind we are flying?

GiraffeNecksOther Long-necksPaleobiologyPapers By SV-POW!sketeersSciences de la terre et de l'environnementAnglais
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Thanks to everyone who joined in the discussion last time on why sauropods had such long necks.  I’ve discussed this a little with Matt, and we are both amazed that so many different hypotheses have been advanced (even if some of them are tongue-in-cheek).  We’ll probably come back to all these ideas later.

BrachiosauridsGiraffatitanI'm StupidSciences de la terre et de l'environnementAnglais
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People who’ve been paying especially close attention may have noted than on four separate occasions in the last eighteen months, I’ve casually referred to our old buddy HMN SII as the paralectotype specimen of Giraffatitan brancai .

BrontomerusSciences de la terre et de l'environnementAnglais
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It’s been a couple of months since Brontomerus came out, but new coverage continues to trickle in. For anyone who’s still following, I thought I’d draw attention to a few that I particularly like. A favourite is One Hip Dino in The Scientist .  It’s told largely from Matt’s perspective, and includes quotes by Mike D’Emic, Susie Maidment and Ray Wilhite.

Book ReviewOpen AccessStinkin' CrocsSciences de la terre et de l'environnementAnglais
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Although we like to stay sauropod-o-centric on SV-POW!, I just want to take a moment to acknowledge the most astounding publication I have ever seen, Sterling Nesbitt’s new basal archosaur phylogeny (Nesbitt 2011).  Thanks to the wonder of open access publishing, it is freely available, and I urge everyone to check it out, if only to gaze in open-mouthed astonishment at the scale of the thing.

SpeculationStinkin' TheropodsSciences de la terre et de l'environnementAnglais
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Auteur Matt Wedel

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