Japanese spider crab
The Japanese spider crab, Macrocheira kaempferi, is a species of marine crab that lives in the waters around Japan. It has the largest leg span of any arthropod. It is the subject of small-scale fishery which has led to some conservation measures.Scientific name: Macrocheira kaempferi
Higher classification: Macrocheira
Rank: Species
Length: 100 – 120 cm (Leg Span)