Fig. 4 in Positive association between PTN polymorphisms and schizophrenia in Northeast Chinese Han population.

Fig. 4. (A–F) Psolus nanoplax sp. nov. (MZUSP 589, 592). (A) lateral view of holotype preserved in ethanol (note anal cone in white arrow); (B) upper view of [paratype-MZUSP 592] preserved in ethanol (note mouth and anus in black and red arrows, respectively); (C) detail of anal cone [holotype-MZUSP 592] (note anal cone and papillae, in white and red arrows, respectively); (D) detail of dorsal tube feet [holotype-MZUSP 592] (red arrow); (E) detail of lateral scales [paratype-MZUSP 592]; (F) ventral view detail of ambulacral feet [paratype-MZUSP 592], (note the inner and outer rows of tube feet: black and white arrows, respectively); (G) calcareous ring (H) detail of retractor muscle (white arrow) and (I) outline of the calcareous ring [paratype-MZUSP 592]; R, radial plate. IR, interradial plate. Note, only radial plate notched. Scale bars: A = 5 mm; B = 4 mm; C = 500 μm, D = 500 μm, E = 0.5 mm; F = 2 mm; G–I = 500 μm.