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Items: 20


Repeated Evolution of Herbivorous Crocodyliforms during the Age of Dinosaurs.

Melstrom KM, Irmis RB.

Curr Biol. 2019 Jul 22;29(14):2389-2395.e3. doi: 10.1016/j.cub.2019.05.076. Epub 2019 Jun 27.


Integrating gross morphology and bone histology to assess skeletal maturity in early dinosauromorphs: new insights from Dromomeron (Archosauria: Dinosauromorpha).

Griffin CT, Bano LS, Turner AH, Smith ND, Irmis RB, Nesbitt SJ.

PeerJ. 2019 Feb 11;7:e6331. doi: 10.7717/peerj.6331. eCollection 2019.


Empirical evidence for stability of the 405-kiloyear Jupiter-Venus eccentricity cycle over hundreds of millions of years.

Kent DV, Olsen PE, Rasmussen C, Lepre C, Mundil R, Irmis RB, Gehrels GE, Giesler D, Geissman JW, Parker WG.

Proc Natl Acad Sci U S A. 2018 Jun 12;115(24):6153-6158. doi: 10.1073/pnas.1800891115. Epub 2018 May 7.


Including autapomorphies is important for paleontological tip-dating with clocklike data, but not with non-clock data.

Matzke NJ, Irmis RB.

PeerJ. 2018 Apr 6;6:e4553. doi: 10.7717/peerj.4553. eCollection 2018.


Extreme Modification of the Tetrapod Forelimb in a Triassic Diapsid Reptile.

Pritchard AC, Turner AH, Irmis RB, Nesbitt SJ, Smith ND.

Curr Biol. 2016 Oct 24;26(20):2779-2786. doi: 10.1016/j.cub.2016.07.084. Epub 2016 Sep 29.


A new rauisuchid (Archosauria, Pseudosuchia) from the Upper Triassic (Norian) of New Mexico increases the diversity and temporal range of the clade.

Lessner EJ, Stocker MR, Smith ND, Turner AH, Irmis RB, Nesbitt SJ.

PeerJ. 2016 Sep 6;4:e2336. doi: 10.7717/peerj.2336. eCollection 2016.


The precise temporal calibration of dinosaur origins.

Marsicano CA, Irmis RB, Mancuso AC, Mundil R, Chemale F.

Proc Natl Acad Sci U S A. 2016 Jan 19;113(3):509-13. doi: 10.1073/pnas.1512541112. Epub 2015 Dec 7.


Extreme ecosystem instability suppressed tropical dinosaur dominance for 30 million years.

Whiteside JH, Lindström S, Irmis RB, Glasspool IJ, Schaller MF, Dunlavey M, Nesbitt SJ, Smith ND, Turner AH.

Proc Natl Acad Sci U S A. 2015 Jun 30;112(26):7909-13. doi: 10.1073/pnas.1505252112. Epub 2015 Jun 15.


The Fossil Calibration Database-A New Resource for Divergence Dating.

Ksepka DT, Parham JF, Allman JF, Benton MJ, Carrano MT, Cranston KA, Donoghue PC, Head JJ, Hermsen EJ, Irmis RB, Joyce WG, Kohli M, Lamm KD, Leehr D, Patané JL, Polly PD, Phillips MJ, Smith NA, Smith ND, Van Tuinen M, Ware JL, Warnock RC.

Syst Biol. 2015 Sep;64(5):853-9. doi: 10.1093/sysbio/syv025. Epub 2015 Apr 27.


A palaeoequatorial ornithischian and new constraints on early dinosaur diversification.

Barrett PM, Butler RJ, Mundil R, Scheyer TM, Irmis RB, Sánchez-Villagra MR.

Proc Biol Sci. 2014 Sep 22;281(1791):20141147. doi: 10.1098/rspb.2014.1147.


Tyrant dinosaur evolution tracks the rise and fall of Late Cretaceous oceans.

Loewen MA, Irmis RB, Sertich JJ, Currie PJ, Sampson SD.

PLoS One. 2013 Nov 6;8(11):e79420. doi: 10.1371/journal.pone.0079420. eCollection 2013.


Best practices for justifying fossil calibrations.

Parham JF, Donoghue PC, Bell CJ, Calway TD, Head JJ, Holroyd PA, Inoue JG, Irmis RB, Joyce WG, Ksepka DT, Patané JS, Smith ND, Tarver JE, van Tuinen M, Yang Z, Angielczyk KD, Greenwood JM, Hipsley CA, Jacobs L, Makovicky PJ, Müller J, Smith KT, Theodor JM, Warnock RC, Benton MJ.

Syst Biol. 2012 Mar;61(2):346-59. doi: 10.1093/sysbio/syr107. Epub 2011 Nov 21. No abstract available.


Delayed recovery of non-marine tetrapods after the end-Permian mass extinction tracks global carbon cycle.

Irmis RB, Whiteside JH.

Proc Biol Sci. 2012 Apr 7;279(1732):1310-8. doi: 10.1098/rspb.2011.1895. Epub 2011 Oct 26.


Comment on "Climate, critters, and cetaceans: Cenozoic drivers of the evolution of modern whales".

Pyenson ND, Irmis RB, Lipps JH.

Science. 2010 Oct 8;330(6001):178; author reply 178. doi: 10.1126/science.1189866.


Ecologically distinct dinosaurian sister group shows early diversification of Ornithodira.

Nesbitt SJ, Sidor CA, Irmis RB, Angielczyk KD, Smith RM, Tsuji LA.

Nature. 2010 Mar 4;464(7285):95-8. doi: 10.1038/nature08718.


A complete skeleton of a Late Triassic saurischian and the early evolution of dinosaurs.

Nesbitt SJ, Smith ND, Irmis RB, Turner AH, Downs A, Norell MA.

Science. 2009 Dec 11;326(5959):1530-3. doi: 10.1126/science.1180350.


Caveats on the use of fossil calibrations for molecular dating: a comment on Near et al.

Parham JF, Irmis RB.

Am Nat. 2008 Jan;171(1):132-6; author reply 137-40. doi: 10.1086/524198.


A Late Triassic dinosauromorph assemblage from New Mexico and the rise of dinosaurs.

Irmis RB, Nesbitt SJ, Padian K, Smith ND, Turner AH, Woody D, Downs A.

Science. 2007 Jul 20;317(5836):358-61.


The Late Triassic pseudosuchian Revueltosaurus callenderi and its implications for the diversity of early ornithischian dinosaurs.

Parker WG, Irmis RB, Nesbitt SJ, Martz JW, Browne LS.

Proc Biol Sci. 2005 May 7;272(1566):963-9.

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