Just as long-period Love waves are given another name, Gwaves, long-period Rayleigh waves are sometimes called "mantle Rayleigh waves" or R waves. See Figs. 2.18 and 2.19 in Chapter 2 of this Manual
Peter Bormann, Keiiti Aki, William H. K. Lee, and Johannes Schweitzer (Compilers and Amenders), Glossary of Terms Interest to Earthquake and Engineering Seismologists (Version 1), Publication records from external use of GFZ scientific infrastructure, Germany 2011. http://gfzpublic.gfz-potsdam.de/pubman/item/escido c:56137:3/component/escidoc:56143/Glossary_rev1.pd f, (ND/ Erthq - Amer) {980}