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When skeletals lie? Gigantoraptor
So a mere nineteen years after its initial description in a tabloid, Gigantoraptor was finally described in useful detail. Afrovenator, Suchomimus, Deltadromeus and Jobaria are jealous. This post...
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My favorite dinosaur book as an adult- Maisch's "Imaginary Dinosaurs"
So as a paleontologist, there are certain types of media that the layman expects to be appealing. The most basic is probably the dinosaur movie, like the latest Jurassic World, and we can all insert...
View ArticleDo theropods described in Science and Nature get fully described eventually?...
So here's a fun one to finish up the year (got delayed due to computer issues; yes, more Titanosaurus is coming, but Curtice's excellent blog post on the unreliability of illustrations makes it at...
View ArticleEqual Weights vs. Implied Weights in the Lori analysis
While I finish the Ibirania vs. Titanosaurus post, the latest Nanotyrannus paper got me thinking about my resistance to unequal weighting. I learned phylogenetic analysis in the 90s when things were...
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The Titanosaurus (in?)validity project Part 4 - Bonatitan
Today's taxon to be compared with Titanosaurus in our continuing series is Bonatitan reigi, described by Martinelli and Forasiepi (2004) as based on two partially preserved individuals, but redescribed...
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The Titanosaurus (in?)validity project Part 3 - Rocasaurus
Next up in my series of comparisons with Titanosaurus, to determine its validity, is Rocasaurus muniozi. Named by Salgado and Azpilicueta (2000), it's from the Allen Formation of Argentina. The...
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How not to illustrate your new skeletal reconstruction in its descriptive paper
A brief one today while I finish the Rocasaurus post. So we have a new basal sauropodomorph described from the Late Triassic Santo Domingo Formation of Argentina- Huayracursor (Hechenleitner et al.,...
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The Titanosaurus (in?)validity project Part 2 - Neuquensaurus
Continuing our project, the next taxon is Neuquensaurus australis, first named Titanosaurus australis by Lydekker (1893). It was then separated as "Neuquensaurus" in Powell's (1986) thesis, becoming...
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The Titanosaurus (in?)validity project Part 1 - Saltasaurus
The whole Alamosaurus vs. Utetitan discussion on the Dinosaur Mailing Group made me curious about Titanosaurus' validity, since it's not been tested since Wilson and Upchurch (2003) declared it a nomen...
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No pygostyle for Baminornis
This week's big news was Baminornis (Chen et al., 2025), a bird with a supposed large pygostyle from a well dated Tithonian locality (Nanyuan Formation- in the same layer Fujianvenator is from, which...
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Details on "Megalosaurus" monasterii
Here's a post about a theropod taxon so obscure it really doesn't have a presence on the web besides brief parroting of the largely inaccurate information in Carrano et al.'s tetanuran paper (even on...
View ArticleNew website for The Theropod Database plus new nomina nuda
I had to move hosts, so the new website for The Theropod Database is https://theropoddatabase.github.io/ . We're working out some encoding issues for special characters, but in the meantime here are...
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Fonseca et al (2024) perform a Lori-style analysis of basal Ornithischia
This post is a shout-out to Fonseca et al. (2024), whose abstract states-"Resolving the evolutionary relationships of early diverging (‘basal’) ornithischian dinosaurs is a challenging topic in...
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Correct citations for Sinosauropteryx and Protarchaeopteryx
A quick one today based on the fact I just found out the entirety of Chinese Geology is free online. Ji and Ji used it for their early Yixian feathered theropod descriptions in the 90s. Back then...
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The Avian Acetabulum: Feduccia grasping at straws
It's not every day that we get an article arguing against the dinosaurian origin of birds any more, with that consensus so strongly supported and many of its detractors being deceased. But last week...
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SVP's big mistake to make a separate virtual conference this year
Due to the pandemic, SVPs 2020 and 2021 were great for people like me who can't afford to travel to it, pay for the registration and lodging, and miss work for that long (I did go in person back in...
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New data on African abelisaurs
Hi everyone. I'm a coauthor on a paper published this week reviewing the record of African abelisauroids (de Souza-Júnior et al., 2023). I want to thank André Luis de Souza-Júnior for adding me, as...
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Raven et al. 2023 on ankylosaur phylogeny missed the shortest trees and...
A new paper came out analyzing thyreophoran phylogenetics - Raven et al. (2023). The abstract states "This dataset was analysed using equal- and implied-weights parsimony and Bayesian inference, and...
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Are uncinate processes ancestral to Archosauria? A look at Wang et al 2023
A paper was published on January 17th (Wang et al., 2023) that I've been looking forward to since its SVP 2020 poster (Wang et al., 2020). The basic idea is that uncinate processes leave attachment...
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"Scrotum humanum" a torvosaur and Jurassic Chinese theropod updates - The...
Happy New Years everyone! Sorry about how long it took to post the update, but I was covering too many sections at once.Darren Naish's post on Middle Jurassic British theropod femur OUMNH J29757 and...
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