23324C

23324C
Caption: Centric fossil diatom frustule (Actinoptychus heliopelta). Know as the "Iron cross", this marine centric diatom came from deposits found at Dunkirk, Virginia.
Magnification*: x140
Type: SEM
Copyright 2003 Dennis Kunkel Microscopy, Inc.
Keywords: 23324C,05.01.03,Actinoptychus,alga,algae,aquatic,centric diatom,diatom frustule,Dunkirk, Virginia,eukaryote,fossil diatoms,fossilized,iron cross,marine,phytoplankton,plankton,sea water,silica skeleton,SEM