Rathbun, 1930
Zoea [Hexapanopeus paulensis 1, Hexapanopeus paulensis 2]
¥ Number of stages in the zoeal phase: 4.
¥ Morphological characters of first zoea [Table 11 First zoeae of Xanthidae]:
Carapace without medio-dorsal knob.
Carapace with lateral spines.
Abdominal somites without a sharp postero-lateral process.
Antennule with 3 aestetatscs and 1 seta.
Antenna type B (type B).
Maxillule endopod setation: 1, 6.
Maxillule scaphognatite with 4 plumose seate.
Maxillliped 1 basis and endopod setation: 10; 3, 2, 1, 2, 5.
Maxillliped 2 basis and endopod setation: 4; 1, 1, 5.
Furcae of telson with smooth surface.
Telson furcae without dorsal, outer, or inner spines.
Megalopa [Hexapanopeus paulensis]
¥ Number of stages in the megalopal phase: 1.
¥ Morphological characters of megalopa [Table 18 Mgp Xanthidae]:
Rostrum short, deflected ventrally.
Carapace smooth.
Maxillule (mx1) endopod setation: 4.
Maxilla (mx2) endopod setation: 2.
First maxilliped (mxp1) epipod setation: 8.
Third maxilliped (mxp3) epipod setation: 18.
Larval stages described by Fransozo et al., 1989.
Geographical distribution of adult
Occidental Atlantic: South Carolina, Florida, Gulf of Mexico, Brazil (Pará to Santa Catarina) and Uruguay (Maldonado and Rocha).
Depth range of adult
Intertidal zone - 5 m.