ToL Scientific Contributors for Annelida

• Damhnait McHugh Colgate University, Hamilton, New York, USA (Annelida)
• Fredrik Pleijel Muséum national d'Histoire naturelle Paris, France (Annelida)
• Greg W. Rouse Scripps Institution of Oceanography (Annelida)

ToL Treehouse Contributors for Annelida

• earthworm1
• Marine Discovery University of Arizona Department of Ecology and Evolutionary Biology, at the University of Arizona

ToL Media Contributors for Annelida

• Rylan Higgins University of Arizona
• Ted Kropiewnicki Retired
• Fredrik Pleijel Muséum national d'Histoire naturelle Paris, France
• Greg W. Rouse Scripps Institution of Oceanography
• Sonja I. Rueckert University of British Columbia, Vancouver, British Columbia, Canada
• Chris A. Schmidt University of Arizona, Tucson, Arizona, USA
• Katja Schulz Smithsonian Institution, National Museum of Natural History, Washington, DC, USA

Other Annelida biologists and enthusiasts

• Robert BLAKEMORE NIBR (Annelida)
• Ana Claudia Brasil UFRRJ (Annelida)
• Rosanna del Gaudio University of naples Federico II (Annelida)
• Oscar Díaz Díaz Universidad de Oriente Instituto Oceanográfico de Venezuela (Annelida)
• Janina Lehrke Freie Universität Berlin (Echiura)
• yuan li (Angiosperms, Annelida, Caudata, Euglenida, Fungi, Heliconius, Podanotum, Polemoniaceae, Terrestrial Vertebrates, Vampyroteuthis infernalis)
• John Pilger Agnes Scott College (Echiura)
• 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)
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