Home|Search|Identify|Taxonomic tree|Quiz|About this site|Feedback
Developed by ETI BioInformatics
Characteristics, distribution and ecology
Taxonomische classification
Synonyms and common names
Literature references
Images, audio and video
Links to other Web sites

(Dana, 1851)

Zoea [Acanthonyx scutiformis 1]
¥ Number of stages in the zoeal phase: 2.
¥ Morphological characters of first zoea [Table 6 First zoeae of Majidae]:
Carapace with one rostral and one dorsal spine.
Abdominal somite 2 with, and somite 3 without, dorsolateral projections.
Abdominal somites without postero-lateral processes.
Number of marginal and apical setae on scaphognathite: 11 and 1.

Megalopa [Acanthonyx scutiformis]
¥ Number of stages in the megalopal phase: 1.
¥ Morphological characters of megalopa [Table 17 Mgp Majidae Parthenopidae]:
Rostrum deflected ventrally.
Carapace smooth.
Maxillule (mx1) endopod setation: 1, 1.
Maxilla (mx2) endopod setation: 0.
First maxilliped (mxp1) epipod setation: 6.
Third maxilliped (mxp3) epipod setation: 3.

Larval stages described by Hiyodo et al., 1994.

Geographical distribution of adult
Occidental Atlantic: Brazil (Espírito Santo to So Paulo).

Depth range of adult
Intertidal zone.

Acanthonyx scutiformis