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Microlophus grayii (BELL, 1843)

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Higher TaxaTropiduridae, Iguania, Sauria, Squamata (lizards)
Subspecies 
Common NamesE: Floreana Lava Lizard 
SynonymLeiocephalus Grayii BELL 1843: 24
Tropidurus (Craniopeltis) grayii — PETERS 1871
Tropidurus (Craniopeltis) grayii — STEINDACHNER 1876: 10
Leiocephalus grayii — GÜNTHER 1877
Tropidurus grayi — BOULENGER 1885: 172
Tropidurus delanonis BAUR 1890 (fide BOULENGER 1891)
Tropidurus duncanensis BAUR 1890 (fide BOULENGER 1891)
Leiocephalus Grayii — BAUR 1892: 260
Microlophus grayii — FROST 1992: 48
Microlophus grayi — SWASH & STILL 2000 
DistributionGalapagos: Floreana (Ecuador)

Type locality: Chatman (= Isla San Cristóbal), Charles (= Isla Floreana), Galapagos.  
Reproductionoviparous 
TypesSyntypes: BMNH 1946.8.29.73-74 
DiagnosisAdditional details, e.g. a detailed description or comparisons (1454 characters), are available for collaborators and contributors. Please contact us for details. 
CommentSee detailed discussion in Baur 1892 about the various descriptions of this and related species. 
EtymologyNamed after British zoologist John Edward Gray (1800 – 1875), Keeper of Zoology at the British Museum in London from 1840 until 1874, although he started working at the museum in 1824. 
References
  • Baur, G. 1890. Das Variieren der Eidechsen-Gattung Tropidurus auf den Galapagos Inseln und Bemerkungen über den Ursprung der Inselgruppe. Biol. Centralblatt. 10: 475-483. - get paper here
  • Baur, G. 1892. Das Variiren der Eidechsen-Gattung Tropidurus auf den Galapagos-Inseln. Festschrift zum Siebenzigsten Geburtstage Rudolf Leuckarts, pp. 259-277 - get paper here
  • Bell, T. 1843. The zoology of the voyage of H.M.S. Beagle, under the command of Captain Fitzroy, R.N. during the years 1832 to 1836. Edited and superintended by Charles Darwin ... naturalist to the expedition. Part 5. Reptiles. London, Smith, Elder and Co., (1842-1843), vi + 51 pp. - get paper here
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Boulenger, G.A. 1885. Catalogue of the lizards in the British Museum (Natural History). Vol. 2, Second edition. London, xiii+497 pp. - get paper here
  • Boulenger, George A. 1891. On the Galapagos lizards of the genus Tropidurus. Ann. Mag. Nat. Hist. (6) 7 (42): 501-503 - get paper here
  • Carpenter, Charles C. 1970. Miscellaneous notes on Galapagos lava lizards. Herpetologica 26 (3): 377-386 - get paper here
  • Frost, Darrel R. 1992. Phylogenetic analysis and taxonomy of the Tropidurus group of lizards (Iguania: Tropidurudae). American Museum Novitates (3033): 1-68 - get paper here
  • HervÍas-Parejo, Sandra; Ruben Heleno, Beatriz Rumeu, Beatriz Guzmán, Pablo Vargas, Jens M Olesen, Anna Traveset, Carlos Vera, Edgar Benavides, Manuel Nogales, 2019. Small size does not restrain frugivory and seed dispersal across the evolutionary radiation of Galápagos lava lizards. Current Zoology, Volume 65, Issue 4, August , Pages 353–361, - get paper here
  • Jackson, M. H. 1985. Galapagos: a natural history guide. University of Calgary Press, Calgary, Canada. 283 pp.
  • Lopez,T.J.; Hauselman,E.D.; Maxson,L.R. & Wright,J.W. 1992. Preliminary analysis of phylogenetic relationships among Galapagos Island lizards of the genus Tropidurus. Amphibia-Reptilia 13: 327-339 - get paper here
  • Macedonia, Joseph M.; David L. Clark, Morgan R. Fonley, Isabella Centurione, John W. Rowe & Carlos A. Valle 2019. Analysis of Bobbing Displays in Four Species of Galápagos Lava Lizards Using Conventional and Novel Quantitative Methods. Herpetologica 75 (4): 290-300 - get paper here
  • Peters, Wilhem Carl Hartwig. 1871. Über einige Arten der herpetologischen Sammlung des Berliner zoologischen Museums. Monatsber. Preuss. Akad. Wiss. Berlin 1871: 644-652 - get paper here
  • Steindachner, F. 1876. Die Schlangen und Eidechsen der Galapagos-Inseln. Festschr. zool.-bot. Ges., Wien 1876: 303-329 - get paper here
  • Swash, A. & Still, R. 2000. Birds, Mammals and Reptiles of the Galapagos Islands. Pica Press, 168 pp.
  • Torres-Carvajal O, Pazmiño-Otamendi G, Salazar-Valenzuela D. 2019. Reptiles of Ecuador: a resource-rich portal, with a dynamic checklist and photographic guides. Amphibian & Reptile Conservation 13 (1): [General Section]: 209–229 (e178) - get paper here
  • TORRES-CARVAJAL, O. M. A. R. 2024. A new species of lava lizard (Iguanidae: Tropidurinae: Microlophus) from the Galápagos. Zootaxa 5428 (1): 58-74 - get paper here
  • Torres-Carvajal, Omar; Paula A. Castaño; Francisco Moreno 2021. Comparative Phylogeography of Floreana's Lizards Supports Galápagos Pleistocene Paleogeographical Model and Informs Conservation Management Decisions. Journal of Herpetology 55 (3): 285-291 - get paper here
  • Van Denburgh, J., and J. R. Slevin 1913. Expedition of the California Academy of Sciences to the Galapagos Islands, 1905-1906. IX. The Galapagoan lizards of the genus Tropidurus with notes on iguanas of the genera Conolophus and Amblyrhynchus. Proc. Cal. Acad. Sci. (ser. 4) 2: 132-202. - get paper here
  • Werning, H. 2010. Auf den Spuren von Darwin durch Südamerika. Teil 4: Galápagos - Der Darwin Archipel. Reptilia (Münster) 15 (81): 52-62 - get paper here
  • ZUG, G.R. 2013. Reptiles and Amphibians of the Pacific Islands. University of California Press, Berkeley, 306 pp. - get paper here
 
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