Assembling the Fungal Tree of Life

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Phylum Subphylum Class Subclass Order Family Genus Species Anamorph
Ascomycota Saccharomycotina Saccharomycetes Saccharomycetales Saccharomycodaceae Wickerhamia fluorescens

Nuclear Division

Cell type: (ME) meiosis

Component: Nuc Div / SPB

Centriole absent 0  
Basic organization of the spindle pole spindle pole body a plaque or disc 3 Images
Telophase nuclear envelope retention of complete nuclear envelope around the chromatin with median constriction/fragmentation 0 Images
Perinuclear endoplasmic reticulum absent 0  
Spindle vesicles absent 0  
Metaphase plate absent 0 Images
Spindle pole body cap absent 0 Images
Notes Nuclear membrane persistent through meiosis I and II forming four lobes, one of which becomes the lone ascospore.
Character Quality fair
Fixation gluteraldehyde with osmium postfix
Study Complete no
Author Rooney, L. and Moens, P.B.
Date 1973
Source Can. J. Microbiol. 19: 1383-1387

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