1839, R. Harlan, letter to the editor, J. V. C. Smith (editor), The New England Journal of Medicine, Volume 20, page 72,
These calcigerous tubes do not run in a straight line, but their general tendency is a curvature upwards, and, in addition to which, each line or tube is distinctly waved in itself.
Mac + Safari
iPhone + iPad
Google Chrome
Mozilla Firefox
Opera
Microsoft Edge