Eric Walker added Ascidiacea - Wikipedia to Sea squirts
Eric Walker added This Ancient Sea Creature Builds Its Body With a Whisper, not a Scream - The New York Times to Phallusia mammillata, and added Phallusia mammillata to Sea squirts
Eric Walker added Phallusia mammillata and Ascidiacea - Wikipedia and This Ancient Sea Creature Builds Its Body With a Whisper, not a Scream - The New York Times to Sea squirts, and added Sea squirts to Tunicata
Eric Walker added Sea squirts and Thaliacea to Tunicata, and added Tunicata to Chordata