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Table 1 Morphological characters of the first zoeal stage described for species of the family Processidae

From: First zoeal stage of Processidae (Decapoda, Caridea): review and new descriptions of Ambidexter symmetricus Manning and Chace 1971 and Processa fimbriata Manning and Chace 1971

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
  1. Codes used for species: A_pa—Ambidexter panamensis Abele 1972; A_sy—Ambidexter symmetricus Manning and Chace 1971; N_da—Nikoides danae Paul’son 1875; P_ae—Processa aequimana (Paul’son 1875); P_be—Processa bermudensis (Rankin 1900); P_ca—Processa canaliculata Leach 1815; P_co—Processa compacta Crosnier 1971; P_ec—Processa edulis crassipes Nouvel and Holthuis 1957; P_ee—Processa edulis edulis (Risso 1816); P_fr—Processa fimbriata Manning and Chace 1971; P_ma—Processa macrodactyla Holthuis 1952; P_mm—Processa modica modica Williamson in Williamson and Rochanaburanon 1979; P_mc—Processa modica carolii Williamson in Williamson and Rochanaburanon 1979; P_nh—Processa nouveli holthuisi Al-Adhub and Williamson 1975; P_nn—Processa nouveli nouveli Al-Adhub and Williamson 1975. References: 1—Williamson 1980; 2—present study; 3—Gurney 1937; 4—Gurney 1936; 5—Lebour 1936; 6—Jagadisha and Sankolli 1977 (as P. barnardi); 7—Gurney 1923 (as P. canaliculata); 8—Gurney 1942; 9—González-Gordillo and Rodríguez 2000, Ortega et al. 2005; 10—Williamson and Rochanaburanon 1979; 11—according to Santos 1999 (we did not have access to the original description: Barnich 1996). Characters: +, present; −, absent; ?, data not available; s, segmented; u, unsegmented; a, 7 + 7; b, (2 laterally plumose setae + 5 plumose setae) + (2 laterally plumose setae + 5 plumose setae)