Potapova 2011 Category: Symmetrical biraphid
LM scalebar = 10 µm
Slide Number: ANSP GC58664a
Site ID: ANSP GCM4549
Site Name: wet wall, PA
Latitude: 41.42189
Longitude: -76.69933
Caption: raphe valve
Notes: holotype slide
Contributor: Marina Potapova - October 2010
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