TY - RPRT TI - Diplotriaena, Serratospiculum, and Serratospiculoides AU - Mauritz C. Sterner AU - Rebecca A. Cole PY - 2009 DO - 10.1002/9780813804620.ch25 UR - https://pubs.usgs.gov/publication/70194866 ID - 70194866 ER -