Xiphiplastron — Xiph i*plas tron, n.; pl. {Xiphiplastra}. [NL., fr. Gr. xi fos a sword + plastron.] (Anat.) The posterior, or fourth, lateral plate in the plastron of turtles; called also {xiphisternum}. [1913 Webster] … The Collaborative International Dictionary of English
xiphisternum — Xiphiplastron Xiph i*plas tron, n.; pl. {Xiphiplastra}. [NL., fr. Gr. xi fos a sword + plastron.] (Anat.) The posterior, or fourth, lateral plate in the plastron of turtles; called also {xiphisternum}. [1913 Webster] … The Collaborative International Dictionary of English
Chelidae — Temporal range: Albian–Recent … Wikipedia
xiphiplastron — “+ noun (plural xiphiplastra) Etymology: New Latin, from xiph + plastron : the posterior and fourth lateral plate in the plastron of a turtle … Useful english dictionary