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 |
: |
|||
Division |
: |
|||
Reproductive guild |
: |
|||
Typical activity level |
: |
|||
Main Ref. |
: |
|||
Coordinator |
: |