Oligosphaeridium perforatum subsp. colum (GOCHT 1959) DAVEY & WILLIAMS 1969 subsp. colum DUXBURY 1983

Holotype
Pl. 8, fig(s). 9
NHM registration number: FD116(1)
 

Transmitted light images:

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CLSM stills:

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CLSM movies:


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Original diagnosis:

"A sub-species of Oligosphaeridium perforatum (Gocht, 1959) Davey & Williams, 1969 in which the distal process extremities are highly fenestrate." - From Duxbury (1983, p. 53).