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Fig. 1 | BMC Evolutionary Biology

Fig. 1

From: 168 million years old “marine lice” and the evolution of parasitism within isopods

Fig. 1

Fossil specimens and modern counterparts of isopod crustaceans. Urda rostrata: specimen 1 (BPSG 2011I50; a-b, d, g); specimen 2 (BPSG 2011I51; c, e); Nerocila bivitatta (f); Anilocra physodes (h). Color-marks: labrum = purple, mandibles = blue, paragnaths = orange, maxillulae = cyan, maxillae = yellow, maxillipeds = green, thoracopods = pink, thoracopod elements = red and orange, pleon segments = blue and light blue. a Macro photograph with indicated free thorax segments (t2-t8), dorsal view. b-g Reconstructed surface models. b Specimen 1 with colored thoracopods, ventral view. c Specimen 2, ventro-lateral view. d Specimen 1 with colored elements of sixth free thoracopod and segments of thorax, pleon and pleotelson. e Specimen 1, ventral view. f Functional head. g Sixth thoracopod of specimen 1. h Fluorescence microscopic photography of sixth thoracopod

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