SquaMates Ep. 21: Bachia to the Future

A totally serious herpetological podcast

SquaMates Ep. 21: Bachia to the Future

The Mates get into the evolution of Ambystoma, whether or not to use subspecies, and the fantastically diverse and oft maligned gymnophthalmids (gymmies!).

Episode notes can get clipped on your device or by your podcast provider; for full (extensive) notes (and references and beautiful pictures), go to http://www.squamatespod.com

Episode Citations

Boccia, C.K., Swierk, L., Ayala-Varela, F.P., Boccia, J., Borges, I.L., Estupiñán, C.A., Martin, A.M., Martínez-Grimaldo, R.E., Ovalle, S., Senthivasan, S., Toyama, K.S., del Rosario Castañeda, M., García, A., Glor, R.E. & Mahler, D.L. Repeated evolution of underwater rebreathing in diving Anolis lizards. Current Biology: DOI: 10.1016/j.cub.2021.04.040

de Queiroz, K. (2007) Species concepts and species delimitation. Systematic Biology, 56(6):879–886. DOI: 10.1080/10635150701701083

de Queiroz, K. (2020) An updated concept of subspecies resolves a dispute about the taxonomy of incompletely separated lineages. Herpetological Review, 51(3):459–461.

Everson, K.M., Gray, L.N., Jones, A.G., Lawrence, N.M., Foley, M.E., Sovacool, K.L., Kratovil, J.D., Hotaling, S., Hime, P.M., Storfer, A., Parra-Olea, G., Percino-Daniel, R., Aguilar-Miguel, X., O’Neill, E.M., Zambrano, L., Shaffer, H.B. & Weisrock, D.W. (2021) Geography is more important than life history in the recent diversification of the tiger salamander complex. Proceedings of the National Academy of Sciences of the USA, 118(17):e2014719118. DOI: 10.1073/pnas.2014719118


Assorted gymnophthalmids illustrated by our very own Gabriel Ugueto

Assorted gymnophthalmine gymnophthalmids illustrated by our very own Gabriel Ugueto

Bachia species illustrated by Gabriel: above, B. trinitatis; below, B. lineata

Comparison of Gymnophthalmus (above) and Tretioscincus (below). Note the brille of Gymnophthalmus versus the movable eyelid with a semi-transparent window ind Tretioscincus

Reduction of limbs and digits in various Gymnophthalmids: a Bachia, b Gymnophthalmus (4 fingers), c Tretioscincus (5 fingers but 1st one very rudimentary), d Riolama (1st reduced and clawless) e Anadia (five digits presented and clawed)

Reduction of limbs and digits in various Bachia species

One of Gabriel’s favourite gymmies: Anadia marmorata

Follow the show and the hosts on social media!

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Mark D. Scherz: website • twitter • instagram • tumblr • facebook • researchgate • redbubble

Gabriel Ugueto: website • twitter • instagram • facebook • redbubble

Ethan Kocak: personal website • comic • twitter • tumblr • facebookpatreon

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