Zoea [Callinectes sapidus 1]
¥ Number of stages in the zoeal phase: 7(8).
¥ Morphological characters of first zoea [Table 13 First zoeae of Portunidae]:
Abdominal somites 3-5 with prominent lateral spines overlaping the adjacent somite.
Telson-furcal spines: 1 lateral, 1 dorsal.
Antennule with 3 aesthetascs and 2 simple setae.
First maxilliped (mxp1) endopod setation: 2, 2, 0, 2, 5.
Megalopa [Callinectes sapidus]
¥ Number of stages in the megalopal phase: 1.
¥ Morphological characters of megalopa [Table 16 Mgp Hymenosomatidae Atelecyclidae Beliidae Portunidae]:
Rostrum directed anteriorly, developed.
Spines present on sternal segment 4.
Maxillule (mx1) endopod setation: 6, 4.
Maxilla (mx2) endopod setation: 3.
First maxilliped (mxp1) epipod setation: 18.
Third maxilliped (mxp3) epipod setation: 18.
Larval stages described by Costlow and Bookhout, 1959.
Geographical distribution of adult
Occidental Atlantic: Southern USA to Gulf of Mexico, The West Indies, Central America, Venezuela, Brazil (Bahia to Rio Grande do Sul), Argentina and Uruguay
Oriental Atlantic: North Sea, Mediterranean, Adriatic Sea, Black Sea
Indo Pacific: Japan.
Depth range of adult
Intertidal zone - 90 m.