Figure 4 in A true caudal fin or not? New insights in the evolution of the gadiform caudal fin

Figure 4. Caudal fins of Gadiformes, cleared and stained specimens. A, Trisopterus esmarkii, Gadidae, DMM IE/12185, 111.0 mm standard length (SL); B, Phycis blennoides, Phycidae, DMM IE/12177, 99.0 mm SL; C, Merluccius merluccius, Merlucciidae, DMM IE/13270, 110.3 mm SL; D, Bregmaceros species, Bregmacerotidae, 71.2 mm SL; E, Gadella jordani, Moridae, DMM IE/15882, 143 mm SL; F, Mora moro, Moridae, DMM IE/12187, 99.6 mm SL. Abbreviations: ha, haemal arch; hs, haemal spine; na, neural arch; ns, neural spine; t, terminal centrum; x, terminal dorsal element; y, terminal ventral element; * indicates haemal and neural spines associated with terminal centrum 3; arrow indicates dorso-caudal prolongation of terminal centrum 1.