SYNOPTIC DESCRIPTION OF THE PHYLUM MUCOROMYCOTA

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MUCOROMYCOTA LINKS
The following description comes from Patterson (1999), Margulis and Schwartz (1998), Alexopoulos and Mims (1979), Alexopoulos et al. (1996), Barr (1990), James et al. (2006a), and Adl et al. (2012). |
I. SYNONYMS: chytrids, Allomycota
II. NUMBER: > 610 species.
III. PHYLUM CHARACTERISTICS:
- A. ASEXUAL REPRODUCTION:
- Sporangiospores (text with tooltip) Asexual spores formed with the sporangium. ( aplanospores (text with tooltip) Non-motile resting spore. ) or modified sporangia (text with tooltip) Single celled or multicellular structure in which asexual spores are produced. (sac-like merosporangia) functioning as conidia (text with tooltip) Asexual reproductive spores formed on a conidiophore. .
- B. SEXUAL REPRODUCTION:
- Two morphologically similar gametangia fuse to produce a warty, thick zygospore (text with tooltip) Sexual spores produced by fusion of gametangia. . Meiosis within zygospore.
- C. VEGETATIVE HYPHAE:
- Haplophase (text with tooltip) Portion of life cycle during which the organism is haploid. ; no dikaryophase (text with tooltip) Cells contain a nucleus from each of the conjugating haploid parents. except in fused gametangia; aseptate (text with tooltip) Lacking septa (partitions within the hyphae). .
- D. CELL WALLS: Chitin and chitosan.
- E. ECOLOGY: Free-living to parasitic. Free-living forms mainly terrestrial saprobes. Parasites mainly of insects, but of other animals, too. Some parasitic on microbial eukaryotes.
By Jack R. Holt and Carlos A. Iudica. Last revised: 04/21/2013 |