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Today sees the publication of the new Journal of Vertebrate Paleontology , and with it my paper on the two best-known brachiosaurs and why they’re not congeneric (Taylor 2009).  This of course is why I have been coyly referring to “Brachiosaurus” brancai in the last few months … I couldn’t bear to make the leap straight to saying Giraffatitan , a name that is going to take me a while to get used to. But before we

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I know it’s a bit soon to follow up my own post, but I’ve been in correspondence with You Hai-Lu, lead author of the Proc. B paper describing the new putative brachiosaurid Qiaowanlong .  He’s been very gracious in response to my questioning the new taxon, and I wanted to pass on the fruits of that exchange.

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We really should have covered this ages ago …  Here we are, blithering on about brachiosaurids and diplodocoids and all, and we’ve never really spelled out what these terms mean.  Sorry! The family tree of a group of animals (or plants, or fungi, or what have you) is called its phylogeny.  The science of figuring out a phylogeny is called systematics.

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In an email, Vladimir Socha drew my attention to the fact that Tom Holtz’s dinosaur encyclopaedia estimates the maximum height of Sauroposeidon as 20 meters plus, and asked whether that was really possible.  Here’s what Tom actually wrote: “ Sauroposeidon was one of the largest of all dinosaurs.

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Author Matt Wedel

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Author Matt Wedel

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Author Matt Wedel

Brachiosaurus and friends from here (hat tip to Ville Sinkkonen). In an e-mail with explicit permission to quote, our colleague Casey Holliday sent the following thoughts about our new paper and the subsequent ten days of related blogging: I don’t know guys. I like your blogs, and your papers are fine.

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Here at SV-POW! Towers, we often like to play Spot The T. rex — a simple drinking game that can be played whenever you have supply of palaeontology-related news reports.  Each player in turn takes a report off the stack, and if T. rex is mentioned anywhere in the report, the player drinks.