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Rodentomyces, a new hypocrealean genus from Italy

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Abstract

An ascomycete with non stromatic, narrowly ovoidal or subpyriform, pale yellow to luteous perithecia, a Nectria-like centrum, yellowish-brown reticulate ascospores, and a Trichothecium-like anamorph has been isolated from small rodent dung in Italy. Based on morphological, cultural and molecular (nrLSU and ITS sequences) data, a new genus, Rodentomyces, and a new species, R. reticulatus, are therefore introduced to accommodate this fungus. Rodentomyces represents a hypocrealean genus in the Nectriaceae. Within this family, and based on molecular data, R. reticulatus is placed in the group including Calonectria, Leuconectria, Nectricladiella, Neonectria and Nectria mariannaeae. Several coprophilous genera are recorded in Hypocreales almost evenly distributed among the main families of this order.

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Acknowledgements

The authors wish to thank Nils Lundqvist for the first suggestions about the new genus, Amy Rossman for revising the text, Alberto Bizzi for providing abundant substratum, Giuseppe Firrao for useful suggestions in phylogenetic analysis, Marino Zugna, Maurizio Forti and Tiziana Capasso for technical advice.

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Correspondence to Francesco Doveri.

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Doveri, F., Pecchia, S., Sarrocco, S. et al. Rodentomyces, a new hypocrealean genus from Italy. Fungal Diversity 42, 57–69 (2010). https://doi.org/10.1007/s13225-010-0028-2

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