ammonites
Leptopecten olgensis Mansfield 1939 (scallop)

Bivalvia - Pectinida - Pectinoidae

Alternative combination: Pecten (Pecten) wendelli olgensis

Belongs to Leptopecten according to W. P. Woodring 1982

Sister taxa: Leptopecten (Leptopecten), Leptopecten auroraensis, Leptopecten ecnomius, Leptopecten latiauratus, Leptopecten thompsoni, Pecten (Leptopecten) praevalidus, Pacipecten linki

Ecology: facultatively mobile epifaunal suspension feeder