FIGURE 5 in A fragmentary leptonectid ichthyosaurian from the lower Pliensbachian of Luxembourg

FIGURE 5. Location and anatomy of selected remains of the leptonectid ichthyosaurian MNHNL LM226. (A) silhouette with the location of selected remains; the total size of the animal is difficult to assess. (B) photograph and interpretation of the rostrum in?anterior view. (C, D) rostrum in lateral views. (E) Detail of a tooth, magnified three times with respect to the other elements, showing the elongated crown and the near absence of striations on the root and acellular cementum ring. (F–H) fragmentary dorsal centrum in (F) medial, (G) lateroventral, (H) ventral views. (I) large rib fragment in internal view. (J) proximal cross-section of a rib, showing the 8-shaped cross-section. (K) cross-section of a rib, showing the 8-shaped cross-section. (L) distal cross-section of a rib showing the loss of one of the anterior/posterior grooves.