http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Cylindrophyllum panicum (Winchell) and Cylindrophyllum hindshawi, sp. nov., Tetracoralla from the Traverse group of Michigan
Contributions from the Museum of Paleontology ; v. 4, no. 4