A timescale for the evolutionary history of sea spiders (Arthropoda: Pycnogonida) Abstract. Sea spiders (Arthropoda: Pycnogonida) are an ancient lineage of chelicerates represented by a single living order, Pantopoda, and a patchy fossil

Sea spiders (Pycnogonida) are an ancient Class of chelicerates with a fascinating evolutionary tale. A new study we just published on the EJLS uncovers their evolutionary history! 🧵 #Evolution #TheLinneanSociety #SeaSpiders #Arthropoda

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