The millipedes and centipedes of OhioStephen Riggs Williams, Robert Arthur Hefner, Robert A. Hefner · First published 1928Open the Tome
Notes on Scutigerella immaculata, its eggs and larvaStephen Riggs Williams · First published 1910Open the Tome
Some principles of zoology as illustrated by the fossil remains of southwestern OhioStephen Riggs Williams · First published 1910Open the Tome
Habits and structure of Scutigerella immaculata (Newport)Stephen Riggs Williams · First published 1907Open the Tome
