Hermit crabs are decapods.
Ian Simpson may refer to  :. Ian Simpson -LRB- architect -RRB- -LRB- born c. 1956 -RRB- , English architect. Ian Simpson Architects , an English architecture practice established in 1987 by Ian Simpson and Rachel Haugh. Ian Simpson Architects. SimpsonHaugh and Partners. Ian Simpson -LRB- motorcycle racer -RRB- -LRB- born 1970 -RRB- , retired motorcycle road racer from Scotland