TY  - RPRT
TI  - The Lower Cretaceous ammonite Schloenbachia leonensis Conrad var. equidistans Cragin
AU  - William Aubrey Cobban
PY  - 1985
DO  - 10.3133/b1641a
UR  - https://pubs.usgs.gov/publication/b1641A
ID  - b1641A
ER  -