''Myrmecridium'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
fungi
A fungus (: fungi , , , or ; or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified as one ...
in the class
Sordariomycetes
Sordariomycetes is a class of fungi in the subdivision Pezizomycotina (Ascomycota). It is the second-largest class of Ascomycota, with a worldwide distribution that mostly accommodates terrestrial based taxa, although several can also be found in ...
. It was
circumscribed In geometry, a circumscribed circle for a set of points is a circle passing through each of them. Such a circle is said to ''circumscribe'' the points or a polygon formed from them; such a polygon is said to be ''inscribed'' in the circle.
* Circum ...
in 2007 and is distinguished from similar fungi by having entirely
hyaline
A hyaline substance is one with a glassy appearance. The word is derived from , and .
Histopathology
Hyaline cartilage is named after its glassy appearance on fresh gross pathology. On light microscopy of H&E stained slides, the extracellula ...
(translucent) vegetative
hypha
A hypha (; ) is a long, branching, filamentous structure of a fungus, oomycete, or actinobacterium. In most fungi, hyphae are the main mode of vegetative growth, and are collectively called a mycelium.
Structure
A hypha consists of one o ...
e and widely scattered, pimple-shaped denticles (toothlike projections) on the long hyaline
rachis
In biology, a rachis (from the [], "backbone, spine") is a main axis or "shaft".
In zoology and microbiology
In vertebrates, ''rachis'' can refer to the series of articulated vertebrae, which encase the spinal cord. In this case the ''rachi ...
. The generic name derives from a combination of the
Ancient Greek
Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...
word "''myrmekia"'', meaning "wart", and the suffix "''-ridium"'' from ''"
Chloridium"'' (a genus of Fungi in the family
Chaetosphaeriaceae
The Chaetosphaeriaceae are a family of fungi in the Ascomycota, class Sordariomycetes. The family was circumscribed by Martina Réblová, Margaret Elizabeth Barr Bigelow, and Gary Samuels in 1999. Species in the family have a cosmopolitan distrib ...
).
Order
Myrmecridiales and family ''
Myrmecridiaceae'' was established to accommodate genus ''Myrmecridium'' which was previously placed in subclass
Hypocreomycetidae
Hypocreomycetidae is a subclass of sac fungi.
It is a highly diverse group of fungi with species from various habitats. This subclass has been reported as pathogenic, endophytic, parasitic, saprobic, fungicolous, lichenicolous, algicolous, ...
, genera
incertae sedis
or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
(Crous et al. 2015,
Maharachchikumbura et al. 2016).
[
]
Species
As accepted by Species Fungorum
''Index Fungorum'' is an international project to index all formal names (Binomial nomenclature, scientific names) in the fungus Kingdom (biology), kingdom. As of 2015, the project is based at the Royal Botanic Gardens, Kew, one of three partn ...
;[
* ''M. aquaticum'' = '' Neomyrmecridium aquaticum'', Myrmecridiaceae
* ''M. schulzeri'' var. ''tritici'' = ''Myrmecridium schulzeri''
* ''M. sorbicola'' = '' Neomyrmecridium sorbicola'', Myrmecridiaceae
]
References
External links
*
Sordariomycetes genera
Enigmatic Sordariomycetes taxa
{{Sordariomycetes-stub