Hemigrapsus takanoi Asakura & Watanabe, 2005
publications
Asakura, A. & S. Watanabe 2005. Hemigrapsus takanoi, new species, a sibling species of the common Japanese intertidal crab H. penicillatus (Decapoda: Brachyura: Grapsoidea). - Journal of Crustacean Biology 25(2): 279-292.
Nijland, R. & J. Beekman 2000. Hemigrapsus penicillatus de Haan 1835 waargenomen in Nederland. - Het Zeepaard 60(3): 169-171.
Udekem d'Acoz, C. d' & M.A. Faasse 2002. The current status of Hemigrapsus sanguineus (de Haan, 1835) and Hemigrapsus penicillatus (de Haan, 1835) in the northern Atlantic ocean, especially in The Netherlands, with remarks on their biology (Crustacea, Decapoda, Brachyura). - Het Zeepaard 62(4): 101-115. [in Dutch, with English summary]