Randall, 1840
Zoea [Sesarma rectum 1]
¥ Number of stages in the zoeal phase: 3.
¥ Morphological characters of first zoea [Table 9 First zoeae of Grapsidae]:
Antennal endopod half the length of antennal protopod.
Carapace without lateral spines.
Maxilla (mx2) endopod setation: 2, 3.
First maxilliped (mxp1) basipod setation: 2, 2, 3, 3.
First maxilliped (mxp1) endopod setation: 2, 2, 1, 2, 5.
Megalopa [Sesarma rectum]
¥ Number of stages in the megalopal phase: 1.
¥ Morphological characters of megalopa [Table 19 Mgp Pinnotheridae Grapsidae Gecarcinidae Ocypodidae]:
Rostrum short.
Carapace with protuberances.
Maxillule (mx1) endopod setation: 1, 5.
Maxilla (mx2) endopod setation: 0.
First maxilliped (mxp1) epipod setation: 5.
Third maxilliped (mxp3) epipod setation: 15.
Larval stages described by Fransozo and Hebling, 1986.
Geographical distribution of adult
Occidental Atlantic: Venezuela, Guianas and Brazil (Amapá to Santa Catarina).
Depth range of adult
Salt marshes and mangrove.