ToL Scientific Contributors for Diapsida

• Allan Baker Royal Ontario Museum, Toronto, Ontario, Canada (Charadriiformes)
• Christopher Brochu University of Iowa, Iowa City, Iowa, USA (Crocodylomorpha)
• Joseph W. Brown University of Michigan Museum of Zoology, Ann Arbor, Michigan, USA (Aves)
• Kevin Burns San Diego State University, San Diego, California, USA (Thraupidae)
• Jorge Calvo Museo de Geologia Palentologia, Universitad Nacional del Comahue, Neuquen, Argentina (Sauropoda)
• Kenneth Carpenter Denver Museum of Natural History, Denver, Colorado, USA (Ankylosauromorpha)
• Kevin de Queiroz Smithsonian National Museum of Natural History, Washington, D. C., USA (Squamata)
• Scott V. Edwards Harvard University, Cambridge, Massachusetts, USA (Passeriformes)
• Jacques A. Gauthier Yale University, New Haven, Connecticut, USA (Amniota)
• Frank Gill Retired (Aves)
• Julia Gulka Middlebury College, Middlebury, Vermont, USA (Neornithes)
• John Harshman (Neornithes)
• Thomas R. Holtz, Jr. University of Maryland, College Park, Maryland, USA (Tyrannosauroidea)
• Scott Lanyon University of Minnesota, St. Paul, Minnesota, USA (Neornithes)
• Michel Laurin Muséum National d'Histoire Naturelle, Paris, France (Terrestrial Vertebrates)
• Heather R. L. Lerner Joseph Moore Museum and Earlham College, Richmond IN (Accipitridae)
• Irby Lovette Cornell University, Ithaca, New York, USA (Parulidae)
• Emilia P. Martins Indiana University, Bloomington, Indiana, USA (Squamata)
• David P. Mindell California Academy of Sciences, San Francisco, California, USA (Aves, Viruses)
• David Norman University of Cambridge, Cambridge, United Kingdom (Ornithopoda)
• J. Michael Parrish San José State University, San José, California, USA (Archosauria)
• Tod Reeder San Diego State University, San Diego, California, USA (Phrynosomatidae)
• Paul Sereno University of Chicago, Chicago, Illinois, USA (Dinosauria)
• Michael D. Sorenson Boston University, Boston, Massachusetts, USA (Anseriformes)
• David J. Varricchio Montana State University, Bozeman, Montana, USA (Troodontidae)
• Jeffrey Wilson University of Michigan, Ann Arbor, Michigan, USA (Sauropodomorpha)

ToL Treehouse Contributors for Diapsida

• David Bartfai McMaster University
• canada2
• Teresa Dang McMaster University
• Sam Donovan University of Pittsburgh
• eagle1
• emperor1
• emperor2
• Kimberly Franklin University of Arizona
• Craig Ivanyi Arizona-Sonora Desert Museum, Tucson, Arizona, USA
• Gunit Kang McMaster University
• Marissa Krimsky Carnegie Mellon University
• Andrew Moon McMaster University
• Jason Murchie McMaster University
• milespanda21
• milespanda6
• mileszebra18
• mileszebra20
• njsnake1
• ostrichmaddy1
• ostrichmaddy2
• pufferfish12
• Katja Schulz Smithsonian Institution, National Museum of Natural History, Washington, DC, USA
• Lisa Schwartz University of Arizona
• Lirain Urreiztieta Arizona Game and Fish Department

ToL Media Contributors for Diapsida

• Marco Affini University of Siena
• Ciro Albano
• Luis Amador Universidad de Guayaquil
• David Bartfai McMaster University
• Kermit Blackwood
• Cesare Brizio
• David Bygott
• biomech27
• Kenneth Carpenter Denver Museum of Natural History, Denver, Colorado, USA
• Patrick Coin Durham Technical Community College
• Mike Cong Houston Zoo
• canada2
• colugo35
• colugo48
• colugo8
• crocodile1
• Teresa Dang McMaster University
• Kevin de Queiroz Smithsonian National Museum of Natural History, Washington, D. C., USA
• Greg and Marybeth Dimijian
• Sam Donovan University of Pittsburgh
• Selen Ediger
• Scott V. Edwards Harvard University, Cambridge, Massachusetts, USA
• emperor1
• Kimberly Franklin University of Arizona
• geese1
• John Harshman
• Rylan Higgins University of Arizona
• Thomas R. Holtz, Jr. University of Maryland, College Park, Maryland, USA
• Doug Howe
• haustka1
• Henry Inglis La Trobe University
• Katie Jensen McMaster University
• Kiel Kietlinski
• Ted Kropiewnicki Retired
• Diamantis Kryonidis
• Scott Lanyon University of Minnesota, St. Paul, Minnesota, USA
• Michel Laurin Muséum National d'Histoire Naturelle, Paris, France
• John G. Lundberg The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA
• lostsnake1
• Danny Mandel University of Arizona, Tucson, Arizona, USA
• Manuel Mejia University of Exeter
• David P. Mindell California Academy of Sciences, San Francisco, California, USA
• Jason Murchie McMaster University
• Erik Murdock Joshua Tree National Park
• Kevin Murphy
• milespanda6
• mileszebra18
• mileszebra2
• mileszebra20
• JORGE ORTEGA GRANDA UNIVERSIDAD DE GUAYAQUIL
• Ostrich1
• ostricho1
• Marcial Quiroga-Carmona Universidad de Carabobo
• Carlos Antonio Rodríguez Pontificia Universidad Católica del Ecuador
• Katja Schulz Smithsonian Institution, National Museum of Natural History, Washington, DC, USA
• Lisa Schwartz University of Arizona
• Caleb Slemmons Colorado State University
• siberiantiger8
• snake1 Havergal College
• Tom Tarrant
• Chris Townsend
• Snezana Trifunovic Medical School in Pozarevac - Serbia
• Melissa Urreiztieta
• Lirain Urreiztieta Arizona Game and Fish Department
• Kitt Vollmer McMaster University
• Richard Walton
• Becky Wong McMaster University
• Richard E. Young University of Hawaii, Honolulu, HI, USA

Other Diapsida biologists and enthusiasts

• Leisy Amaya Montano PUC (Bubo)
• Kuini Apineru (Fulica atra)
• Marco Aurélio Ramos dos Barbosa Universidade Federal Fluminense ('Land Birds')
• Chelina Batista Mojica Universidad de Barcelona ([Pipra] mentalis)
• Karla Bloem Houston Nature Center (Bubo)
• Dr. Matt Brierley The Hawkshead Science Foundation (Tyrannosauridae)
• Kathryn Burton SavetheMuteSwans.com (Cygnus olor)
• Niteen Chavan good imformation (Alectrurus)
• xiaoqiang chen (Bembidion mandibulare, Tyrannosauridae)
• Giorgio Chiozzi Museo di Storia Naturale di Milano (Dromas ardeola)
• Mike Cong Houston Zoo (Phrynosomatidae)
• Timothy Devoogd Cornell University (Sylvioidea)
• Osvaldo R. DI IORIO University of Buenos Aires (Furnariidae)
• Gabriela Ibarguchi Queen's University (Thinocoridae)
• Eve Iversen, F.R.G.S., F.Z.S. Iowa State University (Numenius)
• Dylan Kesler University of Missouri-Columbia (Todiramphus)
• Jon Moore Florida Atlantic University (Acantheae, Acanthopterygii, Acanthus Clade, Acari, African Ruellia, Agaricales, Agaricomycotina, Aleocharinae, Aliatypus, Anacardiaceae, Andalucia, Ankylosauria, Arcellinida, Architeuthis, Archon bostanchii, Archonias brassolis, Argonauta, Asellariales, Aspidogastrea, Asteroidea, Atlanta brunnea, Aulacidae, Berryteuthis magister nipponensis, Bolitaena pygmaea, Bolitoglossinae, Calisto, Callichthyidae, Cardiapoda, Cardiapoda richardi, Carinaria, Carinaria challengeri, Carinaria cithara, Carinaria cristata, Carinaria galea, Carinaria japonica, Carinaria lamarcki, Carinariidae, Caryophyllales, Cassieae sensu lato (pro parte), Chaetothyriales, Chiroptera, Chlorarachniophytes, Cicindis horni, Ciconiidae, Classicula, Clusiidae, Core Eudicots, Crenarchaeota, Cryptalyra, Cryptomycocolax, Cryptoteuthis brevibracchiata, Cystobasidiomycetes, Dacrymycetales, Delitschiaceae, Dimargaritales, Diptera, Discoteuthis sp. A, Diversisporales, Echinodermata, Echinophthiriidae, Entomophthorales , Eunica, Euphasmida, Euruellia clade, Fabaceae, Firoloida demarestia, Florideophyceae, Fuscocimex caecus, Gerrardina, Gesneriaceae, Glomerales, Gregarina, Gruiformes, Harpellales, Hemidactylium scutatum, Heteroteuthis dispar, Heteroteuthis sp. A, Hydracarina, Hydrophiloidea, Hymenochaetoid clade, Hyperotreti, Hysteriaceae, IRLC (Inverted Repeat-lacking clade), Ichthyostega, Icteridae, Iridoteuthis iris, Iridoteuthis sp. A, Isanopus, Justicieae, Kickxellales, Leiopelma, Leishmania, Lepidogalaxias salamandroides, Leptosomus discolor, Libythea cinyras, Libytheinae, Lophiiformes, Magnapinna atlantica, Marattiaceae, Mastigoteuthis, Mastigoteuthis type beta, Melanoclusia bivibrissa, Melanosporales, Microbotryomycetes, Microsporidia, Mixia osmundae, Mochokidae, Monoblepharidales , Morpho, Mortierellales, Mucorales, Mygalomorphae, Mysmenidae, Neocallimastigales, Neornithes, Notholaena aureolina clade, Notonykia nesisi, Nymphalini, Odonata, Ommastrephidae, Ommastrephinae, Opisthoteuthis, Opisthoteuthis borealis, Osteoglossomorpha, Osteostraci, Oxygyrus keraudreni, Palaeognathae, Paraglomus, Parnassiinae, Passeriformes, Pelecaniformes, Percomorpha, Pipunculidae, Plasmodium, Polypodiales, Prodoxidae, Prokinetoplastina, Psocidae, Psocomorpha, Pteridaceae, Pterosoma planum, Pterotrachea, Pterotrachea coronata, Pterotracheoidea, Ptiliidae, Ptycta, Ptycta johnsoni, Pucciniomycetes, Rhinophrynus dorsalis, Rhizophydiales, Rhodomelaceae, Ruellia harveyana clade, Ruellia humilis clade, Ruellia inflata clade, Ruellia inundata clade, Ruellia jaliscana clade, Ruellia s. l., Salticidae, Samydaceae, Scyphostegia borneensis, Seymouriamorpha, Somasteroidea, Sordariomycetes, Speculum speculum, Spelerpinae, Spermophilopsis, Sporormiaceae, Stephanidae, Stephanopogon, Stephanopogon apogon, Stephanopogon minuta, Stoloteuthis leucoptera, Stratiomyidae, Synaphridae, Tetragnathidae, Tetraodontiformes, Theridiidae, Thunbergioideae, Tremellomycetes, Troctomorpha, Trogiomorpha, Trogonidae, Trypanosoma, Trypanosomatina, Verrucariaceae, Western Palearctic water frogs, Xerini, Zoopagales, Zygomycota, cheilanthoids, core Caryophyllales, core Notholaena, old Hyperoartia, supergenus Batrachoseps)
• HENRY P. PHILLIPS II PHILLIPS RESEARCH LABORATORY (Ankylosauridae)
• Katja Schulz Smithsonian Institution, National Museum of Natural History, Washington, DC, USA (Admestina wheeleri, Amastigomonas, Amastigomonas debruynei, Amastigomonas filosa, Amastigomonas mutabilis, Amastigomonas terricola, Ancyromonas melba, Ancyromonas sigmoides, Antilopinae, Apusomonas, Apusomonas australiensis, Apusomonas proboscidea, Bathysciola, Beata wickhami, Bembidion (Antiperyphanes), Bembidion (Antiperyphus), Bianor aemulus, Cephenniini, Ceratoderus, Ceuthmonocharis, Coenocorypha, Collinias heterostigmus, Corethron, Discodeles, Drimeotus, Dypsocopsis nathani, Dypsocus, Elaphrus viridis, Euplatyrhopalus, Euryspeonomus, Eustra csikii, Eustra deharvengi, Eustra leclerci, Eustra matanga, Eustra plagiata, Eustra pseudomatanga, Goniotropis kuntzeni, Granulopaussus, Habrocestum xerophilum, Habronattus bulbipes, Hylopaussus, Hylotorus, Lebioderus, Leonhardella, Leptoferonia inanis, Leptoscydmus, Lyssomanes viridis, Magdelainella, Maoripsocopsis sumatrensis, Marpissa grata, Menemerus bivittatus, Merismoderus, Metabacetus arrowi, Metabacetus perakianus, Metoncidus, Metrius explodens, Miscellaneous fossil pecorans, Nemadiolus, Nemadus, Neon plutonus, Oegomesoposcus guangxiensis, Opisthiini, Ozaena boucheri, Ozaena convexa, Ozaena dentipes, Ozaena ecuadorica, Ozaena elevata, Ozaena grossa, Ozaena lemoulti, Ozaena linearis, Ozaena manu, Ozaena martinezi, Ozaena maxi, Ozaena moreti, Palaeobatrachidae, Parabathyscia, Paussomorphus, Pellenes washonus, Phacomorphus, Phaneropella, Pholeuon, Pholeuonopsis, Platycerozaena bordoni, Platycerozaena brevicornis, Platycerozaena panamensis, Platycryptus californicus, Platyrhopalopsis, Pogonotriccus, Proleonhardella, Pseudabarys columbicus, Pseudonemadus, Psoculus neglectus, Quaestus, Sitticus ammophilus, Sitticus concolor, Sooglossidae, Sophrochaeta, Spelaeobates, Speocharidius, Speodiaetus, Speonesiotes, Speonomus, Tachypeles arechavaletae, Tachypeles lecordieri, Tachypeles pascoei, Terralonus californicus, Terralonus mylothrus, Troglocharinus, Tropopsis biguttatus, Tropopsis marginicollis, Zygoballus sexpunctatus, melosirids, rhizosolenids)
• Valdinéia Silva Unifap (Ilicura militaris)
• Alex Small (Agraulis vanillae, Anisonema, Archaea, Arthropoda, Astasia, Atraktomonas laevis, Brachiopoda, Bryozoa, Cassionympha cassius, Caudata, Cetacea, Chaetognatha, Chasmostoma nieuportense, Colacium, Craniata, Cryptobranchidae, Cycliophora, Deuterostomia, Dicamptodontidae, Dinoflagellates, Dinosauria, Dione, Dryadula phaetusa, Dryas iulia, Echiura, Elephantidae, Entosiphon, Euglena, Euglenopsis, Euglenozoa, Eutreptia, Eutreptiella, Fouquieriaceae, Gnathostomata, Gyropaigne, Heteronema, Hynobiidae, Jenningsia, Kinorhyncha, Lentomonas applanatum, Limnognathia maerski, Living Amphibians, Loricifera, Mollusca, Nematoda, Nematomorpha, Onychophora, Pauropoda, Peranema, Petalomonas, Phacus, Phoronida, Platyhelminthes, Plethodontidae, Priapulida, Proteidae, Pycnogonida, Rhyacotritonidae, Saccharomycetales, Salientia, Sirenidae, Sphenomonas, Ustilaginomycotina, Viruses, Wallemiales)
• Dana Vernarsky flathead valley community college (Anthozoa, Centrophryne spinulosa, Ceratiidae, Ceratioidei, Charadriiformes, Chlorarachniophytes, Chondrostei, Elopomorpha, Gigantactinidae, Himantolophus, Mammalia, Megalyridae, Melanocetus, Neoceratias spinifer, Ogcocephalidae, Oneirodidae, Osteoglossomorpha, Phaethontidae, Phoenicopteridae, Planctoteuthis, Sitticus striatus, Spelerpinae, Spheniscidae, Stephanidae, Teleostei)
• Laura Wilde (Ara ararauna)
• Laura Wilde (Psittacula eupatria)
• Add my name to the list