USGS professional paper · 1967 · 43 citations · 18 references
Life SciencesPaleontologyZoologyInvertebrate ZoologyPhycologyProtozoologyAlgal TaxonomyBryozoan BiologyCenozoic FlorasProtozoan EvolutionProtozoan TaxonomyCenozoic AlgaeCenozoic AnnelidsCenozoic EchinodermsCenozoic FossilsDinoflagellate TaxonomyNorthern RefugiaProtozoan Comparative MorphologyProtozoan Genera Classification
Chlamys") hastata (Sowby) _____________________________ Chlamys ("Chlamys") hastata hericius (Gould)__.______________________ Chlamys ("Chlamys") pugetensis (Oldroyd) ------_________________ Group of
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