Assembling the Fungal Tree of Life

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Nuclear Division - Illustrated


Location code / cell type
  • ME, meiosis
  • MI, mitosis
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1. Centriole
2. Basic organization of the spindle pole
3. Microtubules in spindle pole body in circle perpendicular to nuclear envelope
4. Spindle pole body form, interphase-prophase
0, quadrilaterial plaque

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1, unlayered disc

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2, a 2-layered disc

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3, a 3-layered disc

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4, a 7- to 9-layered disc

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5, a globoid

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6, a subgloboid with flat internalized layer

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7, a subgloboid with internalized layer convex with respect to the spindle

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8, notched ring with middle piece and intranuclear component

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9, ring(s) containing microtubules but lacking centriolar 9-fold symmetry

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a, slight amount of extranuclear and intranuclear material on either side of nuclear envelope

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b, centriolar-associated extranuclear and intranuclear components with intact nuclear envelope

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c, centriole-associated material

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d, ring containing microtubules with centriolar 9-fold symmetry

e, bar

5. Spindle pole body form, metaphase-anaphase
6. Spindle development site
7. Spindle pole body migration (per Heath, 1980, Int. Rev. Cytol. 64:1)
8. Metaphase nuclear envelope
9. Telophase nuclear envelope
10. Perinuclear endoplasmic reticulum
11. Spindle vesicles
12. Central spindle
13. Metaphase plate
14. Spindle pole body cap
15. Interphase chromatin condensation
16. Nucleolus behavior
17. Transient intranuclear element at late interphase-prophase




References associated with character state illustrations








PDF documents

Character list


Glossary


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