1826 W. Kirby & W. Spence III. xxxv. 563 The first piece of the medipectus is what I have called, after Knoch, the peristethium. [Note] At first I had named this piece the antecosta.
1836 W. E. Shuckard tr. H. Burmeister 82 The mesosternum (peristethium of Kirby and Spence), is, as well as the scapulæ, divided into two parts.