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Family Raninidae - frog crabs
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Order
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Class
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Malacostraca
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No. of Genera in Ref.
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No. of Species in Ref.
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46
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Environment
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Fresh : No |
Brackish : No |
Marine : Yes
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Aquarium
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First Fossil Record
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Ref.. De Grave, S., N. Dean Pentcheff, S.T. Ahyong, T.-Y. Chan, K.A. Crandall, P.C. Dworschak, D.L. Felder, R.M. Feldmann, C.H.J.M. Fransen, L.Y.D. Goulding, R. Lemaitre, M.E.Y. Low, J.W. Martin, P.K.L. Ng, C.E. Schweitzer and S.H. … Tan 2009 | |
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Remark
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Includes the Symethidae (furry lobsters) from Ref. 4 as a subfamily (Symethinae). Also known as spanner crabs. Carapace longitudinally ovate; dorsal surface strongly granulose or squamose to smooth; from triangular, narrow. Third maxillipeds very narrow, merus distinctly triangular. Eyestalks long, longer than front. Fingers of chela strongly bent; at least 1 pair of legs with last 2 or 3 segments paddle-like. Thoracic sternum very narrow, especially sternites 5 to 7. All male abdominal segments distinct, movable (Ref. 343).
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Etymology
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Division
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Marine
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Reproductive guild
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Typical activity level
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Main Ref.
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Coordinator
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