(Herbst, 1788)
Zoea [Stenorhynchus seticornis 1, Stenorhynchus seticornis 2, Stenorhynchus seticornis 3]
¥ Number of stages in the zoeal phase: 2.
¥ Morphological characters of first zoea [Table 6 First zoeae of Majidae]:
Carapace with one dorsal spine and 3(4) posterolateral setae.
Abdominal somites 2 and 3 with dorsolateral projections.
Abdominal somites 3 and 4 with postero-lateral processes.
Number of marginal and apical setae on scaphognathite: 10 and 1.
Megalopa [Stenorhynchus seticornis]
¥ Number of stages in the megalopal phase: 1.
¥ Morphological characters of megalopa [Table 17 Mgp Majidae Parthenopidae]:
Rostrum deflected ventrally.
Carapace with spines/protuberances.
Maxillule (mx1) endopod setation: 0, 4.
Maxilla (mx2) endopod setation: 3.
First maxilliped (mxp1) epipod setation: 8.
Third maxilliped (mxp3) epipod setation: 5 ?.
Larval stages described by Yang, 1976.
Geographical distribution of adult
Occidental Atlantic: North Carolina, Florida, Gulf of Mexico, The West Indies, Colombia, Venezuela (Isla Margarita), Guianas, Brazil (Amapá to Rio Grande do Sul), Uruguay and Argentina.
Depth range of adult
Intertidal zone - 100 m.