Ophioceras
Ophioceras Sacc.
Index Fungorum number: IF3595
Sexual morph: Ascomata globose to elongate-globose, superficial to immersed, black, with a long neck. Peridium thick, blackened. Paraphyses hypha-like, hyaline, septate, numerous. Asci 8-spored, cylindrical, with small, refractive, apical rings. Ascospores filiform, narrowly fusoid to cylindrical, septate, hyaline. Asexual morph: Undetermined.
Notes: Saccardo (1883) introduced Ophioceras based on O. dolichostomum (Berk. & M.A. Curtis) Sacc. Ophioceras species are commonly encountered on decaying woody substrates in freshwater habitats worldwide (Hyde1992b; Hyde and Goh1998a; Shearer et al. 1999; Tsui et al. 2001a, b; Thongkantha et al. 2009).
Type species: Ophioceras dolichostomum (Berk. & M.A. Curtis) Sacc., Syll. fung. (Abellini) 2: 358 (1883)
Freshwater species
Ophioceras aquaticus Hu et al.
Ophioceras arcuatisporum Shearer et al.
Ophioceras commune Shearer et al.
Ophioceras dolichostomum (Berk. & M.A. Curtis) Sacc
Ophioceras fusiforme Shearer et al.
Ophioceras guttulatum Tsui et al.
Ophioceras hongkongense Tsui et al.
Ophioceras leptosporum (S.H. Iqbal) J. Walker
Ophioceras submersum Bao et al.
Ophioceras tenuisporum Shearer et al.
Ophioceras venezuelense Shearer et al.
Recent Genus
1Neochlamydotubeufia
Neohelicomyces
Recent Species
Neohelicomyces submersusNeohelicomyces hyalosporus
Neohelicomyces grandisporus