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Fig. 37 | Frontiers in Zoology

Fig. 37

From: New insights into the evolution of portunoid swimming crabs (Portunoidea, Heterotremata, Brachyura) and the brachyuran axial skeleton

Fig. 37

Variability in the degree of heterochely in Carcinus maenas (dorsal view). A Specimen showing moderate heterochely and heterodonty with right crusher chela being somewhat larger than the left and with molariform denticles, B specimen showing pronounced heterochely and heterodonty with left crusher chela being distinctly larger than the right and with molariform denticles, C specimen showing homochely and homodonty with no molariform denticles

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