Genus Autoicomyces Thaxt.

MB#466

Memoirs of the American Academy of Arts and Sciences 13: 434 (Thaxter 1908). –

Type species: A. acuminatus Thaxt.

Brief description

Monoecious. Receptacle consisting of 2–4 superposed cells below cells VI and VI’. Secondary stalk cell (VII) intercalary in the main axis of thallus. Perithecial outer wall consisting of four vertical rows, each with many cells of similar length.

Remarks

The genus consists of 27 species, of which five in Europe, two in Denmark. The most recently described species is A. chinensis (Shen & Ye 2006) . The subtribe Ceratomycetinae includes seven genera of which, at the very least, Autoicomyces, Ceratomyces, Eusynaptomyces and Rhynchophoromyces are hardly separable by morphological characteristics (Santamaria 2003).

Key to the Danish species

1. Perithecium bearing a horn-like outgrowth ........................................ A. aquatilis (F.Picard) I.I.Tav.

– Perithecium without a horn-like outgrowth.............................................. A. humilis (Thaxt.) Thaxt.