Table 1 Morphological characters of the first zoeal stage described for species of the family Processidae
Characters | A_pa | A_sy | N_da | P_ae | P_be | P_ca | P_co | P_ec | P_ee | P_fr | P_ma | P_mm | P_mc | P_nh | P_nn |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Reference | 1 | 2 | 3 | 3 | 4 | 5 | 6 | 7 | 8 | 2 | 9 | 10 | 10 | 10 | 11 |
Number of larval stages | 8 | ? | 9 | 9 | 8 | 9 | 10 | ? | ? | ? | 9 | 7 | 9 | 9 | 9 |
Rostrum | + | + | − | − | − | − | − | − | − | − | − | − | − | − | − |
Anterior tubercle on carapace | + | − | ? | ? | ? | + | + | + | + | + | + | + | + | + | + |
Denticles on anteroventral margin of carapace | 3–6 | 4 | 2–3 | 2–3 | ? | ? | 3 | 2 | ? | 4 | 3–4 | 4 | 4 | 3–4 | 3–6 |
Aesthetascs on exopod of antennule | 3–4 | 4 | ? | ? | ? | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 3 | 3 | 3 |
Antennal scale | s | u | u | U | u | u | u | u | u | u | u | s | s | s | s |
Plumose setae on antennal scale | 11 | 11 | 12 | 12 | 11 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Exopodal seta on maxillule | + | + | ? | ? | + | ? | + | + | + | + | + | ? | + | + | + |
Setae on distal segments of exopod of Mxlp1 | 4 | 4 | 4 | 4 | ? | 5 | 5 | 4 | ? | 4 | 4 | 4 | 4 | 4 | 4 |
Dorsal spine on abdominal segment 3 | − | − | − | + | − | − | − | − | − | − | − | − | − | − | − |
Abdominal segment with pair of posterodorsal spines | 4, 5 | 4, 5 | 5 | 5 | 5 | 4, 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Anal spine | − | + | ? | ? | ? | ? | ? | ? | ? | + | ? | ? | ? | − | − |
Pereiopod buds | 1 | 1, 2 | 1 | 1 | 1 | ? | 1, 2 | 1, 2 | ? | 1 | 1 | 1 | 1 | ? | ? |
Setae on telson | a | b | ? | ? | a | b | a | b | b | b | b | a | a | a | a |