Rathbun, 1914
Zoea [Cyrtograpsus altimanus 1]
¥ Number of stages in the zoeal phase: 5.
¥ Morphological characters of first zoea [Table 9 First zoeae of Grapsidae]:
Antennal endopod half the length of antennal protopod.
Carapace with lateral spines.
Maxilla (mx2) endopod setation: 2, 2.
First maxilliped (mxp1) basipod setation: 2, 2, 3, 3.
First maxilliped (mxp1) endopod setation: 2, 2, 1, 2, 5.
Megalopa [Cyrtograpsus altimanus]
¥ Number of stages in the megalopal phase: 1.
¥ Morphological characters of megalopa [Table 19 Mgp Pinnotheridae Grapsidae Gecarcinidae Ocypodidae]:
Rostrum deflected ventrally.
Carapace smooth.
Maxillule (mx1) endopod setation: 6.
Maxilla (mx2) endopod setation: 2.
First maxilliped (mxp1) epipod setation: 8.
Third maxilliped (mxp3) epipod setation: 35.
Larval stages described by Scelzo and de Bastida, 1979.
Geographical distribution of adult
Occidental Atlantic: Brazil (Rio Grande do Sul), Uruguay and Argentina (including Patagonia).
Depth range of adult
Intertidal zone.