Family Goneplacidae - rhomboid crabs

  Order
:
  Class
:
Malacostraca
  No. of Genera in Ref
:
  No. of Species in Ref
:
73
  Environment
:
Fresh : No | Brackish : No | Marine : No
  Aquarium
:
  First Fossil Record
:
     
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
:
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).
  Etymology
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  Division
:
  Reproductive guild
:
  Typical activity level
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  Main Ref
:
  Coordinator
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Ref.
[ e.g. 9948]                       
Glossary
                    [ e.g. cephalopods]


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