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Figure 3

From: New fossil cichlid from the middle Miocene of East Africa revealed as oldest known member of the Oreochromini

Figure 3

Holotype of †Oreochromimos kabchorensis gen. et sp. nov., OCO-2c-1a, b(1). (a1) Articulated skeleton of part, arrows indicates end of longest dorsal fin ray and first tubular scale of the posterior lateral line segment, respectively. (a2) Interpretative drawing of the head; red and blue lines indicate bones best recognisable on part (a1) and counterpart (a4), respectively; dotted lines indicate tentative outline due to preservation. (a3) Close-up of the predorsal region showing imprint of supraneural bone (arrow). (a4) Articulated skeleton of counterpart. (a5) Close-up of lacrimal bone and infraorbital bones 2 and 3. (a6) Close-up of urohyal bone. Scale bars: 5 mm (a1a4), 1 mm (a5a6). Photos of a1 and a4 by M. Schellenberger at the SNSB - Bavarian State Collection of Palaeontology and Geology (BSPG). Abbreviations: art, angulo-articular; ch-a, anterior ceratohyal; ch-p, posterior ceratohyal; cl, cleithrum; co, coracoid; den, dentary; ecp, ectopterygoid; fr, frontal; io, infraorbital; lac, lacrimal; le, lateral ethmoid; mx, maxilla; op, opercle; pmx, premaxilla; pop, preopercle; psph, parasphenoid; ptt, posttemporal; qu, quadrate; ra, radial; rart, retro-articular; sca, scapula; sn, supraneural bone; soc, supraoccipital crest; sop, subopercle; sosc, supraorbital canal; sy, symplectic; uh, urohyal; v, vomer.

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