Figure 5

Pleopod articulations of different Malacostraca. A–B Lophogaster typicus Sars, 1857 (Lophogastrida). C–D Neognathophausia gigas (Willemoes-Suhm, 1875) (Lophogastrida). E–F Mysis sp. (Mysida), male. G–H Nebalia bipes (Fabricius, 1780) (Phyllocarida). I–L Nebaliopsis sp. (Phyllocarida). M–N Erugosquilla massavensis (Kossmann, 1880) (Hoplocarida) O–P Gonodactylus chiragra (Fabricius, 1781) (Hoplocarida). A–H, M–P Photographs of Alizarin-Red stained specimens. I–L fluorescence micrographs. Scale bars 1 mm. Abbreviations as before. A. Plp 3 pointing posteriorly with sc 1– 3. White arrowhead = joint tgpl–sc 1. White star = setae at sc 2. B. Plp 3 pointing anteriorly with sc 1–2, 4. Black arrowhead = joint ba–sc 1. White arrow marks position sc 5. White stars = setae at sc 2. C. Plp 3 pointing posteriorly with sc 1–3. White arrowhead = joint of tgpl–sc 1. White star = setae at sc 2. Black arrowhead = joint ba–sc 2. D. Plp 3 pointing anteriorly with sc 1–2, 4. Black arrowheads = joints ba-sc 1, ba-sc 2. White arrow marks position sc 5. White star = setae at sc 2. E. Plp 4 pointing posteriorly with sc 1–2. F. Plp 4 pointing anteriorly with sc 1–2. G. Plp 3 pointing posteriorly with sc 1– 3. Sc 1 overlapped by tgpl. H. Plp 3 pointing anteriorly with sc 1–2, 4–8. I. Plp 3 pointing posteriorly with sc 1–2. White arrowhead = joint tgpl–sc 1. J. Plp 3 pointing anteriorly with sc 1–6. White arrowheads = joints ba–sc 1, ba–sc 2. K. Plp 4 pointing posteriorly with sc 1–2. white arrowhead = joint tgpl–sc 2. L. Plp 4 pointing anteriorly with sc 3. M. Plp 3 pointing posteriorly with sc 1–4. Position of sclerite 5 marked by black arrow. N. Plp 3 pointing anteriorly with sc 1–2, 6–8. White arrowhead = joint tgpl-sc 1. O. Plp 3 pointing posteriorly with sc 1–5. P. Plp 3 pointing anteriorly with sc 1–2, 6–8. White arrowhead = joint tgpl–sc 1.