(Stimpson, 1871)
Zoea [no illustration available]
¥ 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 somite 5 with, and somites 3-4 without, a sharp postero-lateral process.
Antennule with 2 aestetatscs and 2 setae.
Antenna type A (type A).
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 with 1 dorsal, no outer and no inner spines.
Megalopa [Hexapanopeus caribbaeus]
¥ 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: 1, 2.
Maxilla (mx2) endopod setation: 2.
First maxilliped (mxp1) epipod setation: 6.
Third maxilliped (mxp3) epipod setation: 20.
Larval stages described by Vieira and Rieger, in press.
Geographical distribution of adult
Occidental Atlantic: The West Indies, northern South America and Brazil (Pará to Rio Grande do Sul).
Depth range of adult
Intertidal zone - 55 m.