evolution of column morphology in aliciidae inferred from a molecular phylogeny a.l. crowther*, p....
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Evolution of column morphology Evolution of column morphology in Aliciidae in Aliciidae
inferred from a molecular phylogeny inferred from a molecular phylogeny
A.L. Crowther*, P. Cartwright*, M. Daly^, & D.G. Fautin*
* The University of Kansas, Dept of Ecology and Evolutionary Biology, and the Biodiversity Institute
^ The Ohio State University, Dept of Evolution, Ecology, and Organismal Biology
Sea anemones in general
Smooth column
Pedal disc
Circular oral disc
Unbranched tentacles
Photo by N. Barnett (http://www.newt.com/wohler/events/monterey-2005/)
Aliciid features
Vesicles
simple or compound
Unbranched tentacles
Four genera; 11 species
Pseudotentacles
Aliciid diversity
Four genera
Alicia
LebruniaLebrunia
Triactis
PhyllodiscusPhyllodiscus
Evolution of characters - hypotheses
Pseudotentacle evolutionVesicle evolution
Materials and Methods
• 48 samples; 17 from Aliciidae• Genes: complete 28S (3kb), COIII
(650bp), 16S (650bp)• Alignment: MAFFT• Analyses: ML (RAxML), Bayesian
(Mr.Bayes)• Support: 1000 bootstrap replicates,
posterior probabilities• Character reconstructions: Mesquite
Pom-pom sea anemones
Character evolution summary
Pseudotentacle evolution
Vesicle evolution
Acknowledgments• Funding
– NSF CnidToL project– The University of Kansas Graduate School
travel fund– Dept of Ecology and Evolutionary Biology,
The University of Kansas (Travel funds and Ida Hyde research grant)
– Panorama Small Grant Program, The University of Kansas Biodiversity Institute
– Kansas Academy of Science Student Research Grant
– Lerner-Gray Fund for Marine Research (AMNH)
– The University of Kansas General Research Fund
– Smithsonian Short-term visitor scholarship– Caribbean Coral Reef Ecosystems Program,
Belize. • Photos
– David Hall– Reinhard Kikinger– Ria Tan
• People– Luciana C. Gusmão (field buddy and sea
anemone taxonomy discussion buddy)– Fellow KU graduate students: Charles W.
Linkem, Annalise M. Nawrocki, Yisrael Schnytzer, Jeet Sukumaran
– People all over the world who have assisted me with fieldwork (list is too long for this slide)
• Institutions– NUS, Raffles Museum of Biodiversity,
Singapore– Banyan Tree/Angsana resorts, Maldives– CRRF, Palau– CARMABI, Curaçao– McGill Marine Lab, Barbados– Carrie Bow Cay, Belize– Reef Check, Dahab, Egypt– Institute of Marine Science, Zanzibar
Thank you!