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Family Goneplacidae - rhomboid 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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73 |
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Environment |
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Fresh : No |
Brackish : No |
Marine : No |
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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 | ||
Remark |
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Carapace hexagonal, transversely rectangular, trapezoidal, or transversely ovate; dorsal surface convex, usually smooth; frontal margin usually entire, sometimes multilobate; anterolateral margin usually armed with 1 to 4 teeth or lobes, or entire. Male abdominal segments 3 to 5 distinct, movable or fused and immovable. Male first gonopod moderately stout, gently curved or sinuous; male second gonopod relatively short to elongate, but usually shorter than male first gonopod (Ref. 343). |
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Etymology |
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Division |
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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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