"What are the common names for this organism?", "walking worm" "What two groups were they once thought to be a "link" between?", "annelids & arthropods" "What do they have in common with each group?", "segmented like annelids & appendages like arthropods" "What group are they thought to be most closely related to today?", "arthropods" "When do they show up in the evolutionary history?", "early Cambrian" "Where are they found?", "tropical regions of the southern hemisphere" "What Phylum are they under and what is their common name?", "Phylum: Onychophora walking worms"
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