Echinoids of the Pacific waters of Panama: status of knowledge and new recordsH A Lessios
Smithsonian Tropical Research Institute, Apartado 0843 03092, Balboa, Panama
Rev Biol Trop 53:147-70. 2005
..Not surprisingly, most available information concerns abundant shallow water species, while little is known about deep water, rare, or infaunal species...
Crossing the impassable: genetic connections in 20 reef fishes across the eastern Pacific barrierH A Lessios
Smithsonian Tropical Research Institute, PO Box 0843 03092, Balboa, Panama
Proc Biol Sci 273:2201-8. 2006
..Thus, the EPB is sporadically permeable to propagules originating on either side...
Speciation on the coasts of the new world: phylogeography and the evolution of bindin in the sea urchin genus LytechinusKirk S Zigler
Smithsonian Tropical Research Institute, Box 2072, Balboa, Panama
Evolution 58:1225-41. 2004
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Lack of character displacement in the male recognition molecule, bindin, in Altantic sea urchins of the genus EchinometraLaura B Geyer
Naos Marine Laboratories, Smithsonian Tropical Research Institute, Panama, Republica de Panama
Mol Biol Evol 26:2135-46. 2009
..Processes acting within species, such as sexual selection, sperm competition, or sexual conflict, are more likely to be involved in the evolution of this molecule...
Population structure and speciation in tropical seas: global phylogeography of the sea urchin DiademaH A Lessios
Smithsonian Tropical Research Institute, Balboa, Panama
Evolution 55:955-75. 2001
..Thus, the phylogenetic history and distribution of extant species of Diadema is by and large consistent with allopatric speciation...
Phylogeography of the pantropical sea urchin Tripneustes: contrasting patterns of population structure between oceansH A Lessios
Smithsonian Tropical Research Institute, Box 2072, Balboa, Panama
Evolution 57:2026-36. 2003
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Adaptive evolution of bindin in the genus Heliocidaris is correlated with the shift to direct developmentKirk S Zigler
Smithsonian Tropical Research Institute, Box 2072, Balboa, Panama
Evolution 57:2293-302. 2003
..erythrogramma; (2) it is the result of an intraspecific process acting in H. erythrogramma but not in H. tuberculata; or (3) it is the product of reinforcement on the species that invests more energy into each egg to avoid hybridization...
Dispersal barriers in tropical oceans and speciation in Atlantic and eastern Pacific sea urchins of the genus EchinometraM A McCartney
Smithsonian Tropical Research Institute, Box 2072, Balboa, Republic of Panama
Mol Ecol 9:1391-400. 2000
..That sympatric, nonhybridizing E. lucunter and E. viridis were split so recently suggests, however, that perfection of reproductive barriers between marine species with large populations can occur in less than 1.6 million years (Myr)...
Sea urchin bindin divergence predicts gamete compatibilityKirk S Zigler
Smithsonian Tropical Research Institute, Balboa, Panama
Evolution 59:2399-404. 2005
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Adaptive evolution of sperm bindin tracks egg incompatibility in neotropical sea urchins of the genus EchinometraMichael A McCartney
Smithsonian Tropical Research Institute, Balboa, Republic of Panama
Mol Biol Evol 21:732-45. 2004
..Instead, processes acting to varying degrees within species (e.g., sperm competition, sexual selection, and sexual conflict) are more promising explanations for lineage-specific positive selection on bindin...
Phylogeography and bindin evolution in Arbacia, a sea urchin genus with an unusual distributionH A Lessios
Smithsonian Tropical Research Institute, PO Box 0843 03092, Balboa, Panama
Mol Ecol 21:130-44. 2012
..We found that even in the species that overlap geographically, there are no deviations from selective neutrality in the evolution of bindin...
250 million years of bindin evolutionKirk S Zigler
Smithsonian Tropical Research Institute, Balboa, Panama
Biol Bull 205:8-15. 2003
..more than a twofold change in length of mature bindin; and (4). emergence of high variation in the sequences outside the core, including the insertion of glycine-rich repeats in the bindins of some orders, but not others...
Evolution of bindin in the pantropical sea urchin Tripneustes: comparisons to bindin of other generaK S Zigler
Smithsonian Tropical Research Institute, Balboa, Panama
Mol Biol Evol 20:220-31. 2003
..We suggest instead that the pattern of reinforcement is a secondary effect of the ability of species with rapidly evolving bindins to coexist in sympatry...
Natural hybridization in the sea urchin genus Pseudoboletia between species without apparent barriers to gamete recognitionKirk S Zigler
Department of Biology, Sewanee, The University of the South, Sewanee, Tennessee 37383, USA
Evolution 66:1695-708. 2012
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Demographic history of Diadema antillarum, a keystone herbivore on Caribbean reefsH A Lessios
Smithsonian Tropical Research Institute, Box 2072, Balboa, Panama
Proc Biol Sci 268:2347-53. 2001
..Thus, Diadema was abundant in the Caribbean long before humans could have affected ecological processes; the genetic data contain no evidence of a recent, anthropogenically caused, population increase...
Quantitative analysis of gametic incompatibility between closely related species of neotropical sea urchinsMichael A McCartney
Smithsonian Tropical Research Institute, Apartado 2072, Balboa, Republic of Panama
Biol Bull 202:166-81. 2002
..Compensatory sexual selection on sperm in this species could follow, and promote divergence of proteins mediating sperm-egg recognition...
Historical biogeography and speciation in the reef fish genus Haemulon (Teleostei: Haemulidae)Luiz A Rocha
University of Texas at Austin, Marine Science Institute, 750 Channel View Drive, Port Aransas, TX 78373, USA
Mol Phylogenet Evol 48:918-28. 2008
..We conclude that both vicariance between biogeographic provinces, and ecological mechanisms of speciation within provinces contribute to species richness in the genus Haemulon...
Evolutionary animation: how do molecular phylogenies compare to Mayr's reconstruction of speciation patterns in the sea?Stephen R Palumbi
Hopkins Marine Station, Department of Biological Sciences, Stanford University, Pacific Grove, CA 93950, USA
Proc Natl Acad Sci U S A 102:6566-72. 2005
..The animation method used by Mayr is generally supported by molecular phylogenies. However, the existence of multiple rates in the acquisition of reproductive isolation complicates placement of different genera in an evolutionary series...
Test for simultaneous divergence using approximate Bayesian computationMichael J Hickerson
Museum of Vertebrate Zoology, University of California, 3101 Valley Life Sciences Building, Berkeley, California 94720 3160, USA
Evolution 60:2435-53. 2006
..The flexible aspect of ABC and its built-in evaluation of estimator bias and statistical power has the potential to greatly enhance statistical rigor in phylogeographic studies...