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Fig. 2 | BMC Evolutionary Biology

Fig. 2

From: The appendicular morphology of Sinoburius lunaris and the evolution of the artiopodan clade Xandarellida (Euarthropoda, early Cambrian) from South China

Fig. 2

Detailed ventral morphology of Sinoburius lunaris, specimen YKLP 11407. a Specimen photographed under light microscopy. b Ventral view of three-dimensional computer model based on X-ray tomographic data rendered in Drishti [73] showing details of the well-preserved appendages concealed by the rock matrix. Abbreviations: ans, antennal scale; ant, antennae; en, endopod; ex, exopod; hs, head shield; hyp, hypostome; ls, lateral spine; ms, median spine; pg, pygidium; stn, sternite; tc, terminal claw; Tn, thoracic segment

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