14 X E N O D O N . 1 .2 .3 . SEVERUS. 4 .5 . te/.var. 6. 7. RHABDOCEPHALTJS. 8 .9 . SCHOTTH. 1 0 .1 1 .1 2 . INORNATUS. 1 3 .1 4 .PURPURASCENS. H E T E R O D O X . 1 5 .1 6 . COCCINEUS. 17. ia. 19. RHINO STOMA. 2 0 .2 1 .2 2 . PLATYRHINOS.