Rickia proteini T.Majewski

Santamaria, Sergi & Pedersen, Jan, 2021, Laboulbeniomycetes (Fungi, Ascomycota) of Denmark, European Journal of Taxonomy 781, pp. 1-425 : 297-299

Rickia proteini T.Majewski

MB#103791

Fig. 70E

Acta Mycologica 19 (2): 191 ( Majewski 1986a). –

Type: “ On Proteinus brachypterus F. (Col. Staphylinidae ): Bieszczady Mts. , Tarnica Mt. (Krosno voiv.), in Fagetum, on Russula sp., 1200 m above sea level, 21.8.1964, leg. Andrzej Szujecki ( TM. 1682 – holotype)”; KRAM. [ Poland]

Diagnostic features

Receptacle triseriate. Anterior series consisting of 3–5 cells, median series consisting of 6–8 cells, posterior series consisting of 7–9 cells. One to a few solitary antheridia on the anterior and posterior series, sometimes replaced by secondary appendages. Perithecium with a narrow and fairly long neck, almost surrounded by the median series of cells. [Detailed descriptions: Majewski 1994b; De Kesel et al. 2013]

Distribution and hosts

Known from Poland (type), Japan ( Majewski 1988), France ( Duverger 1995), Norway ( Majewski 2008), and Belgium ( De Kesel et al. 2013). Occurs on Proteinus (Col. Staphylinidae Proteininae ).

Collections examined from Denmark

On Proteinus laevigatus Hochhuth, 1872 (Col. Staphylinidae Proteininae ) DENMARK – Nordøstsjaelland (NEZ) • Indelukket ved Frederiksborg Slot ; 55°56.191′ N, 12°17.861′ E; UC30; 12 Apr. 2016; JP 12; JP det.; ZMUC C-F-122485 .

Remarks

First record from Denmark. Rare and very scarce in Denmark (only the two thalli in Fig. 70E ), but perfectly identifiable. A photo of this species is given here for the first time.

Figures

Fig. 70. Rickia spp. A–C. R. huggertii Balazuc. A–B. Mature thalli. C. Immature thallus showing the trichogyne scar (ts) and the antheridium (an). – D. R. peYerimhoffii Maire. Mature thallus. – E. R. proteini T.Majewski. Immature thallus at left and mature thallus on the right. Scale bars: A–B, D–E = 50 µm; C = 20 µm. Photographs from slides ZMUC C-F-122781 (A–B), ZMUC C-F-122862 (C), ZMUC C-F- 122656 (D), ZMUC C-F-122485 (E).