Herpomyces stylopygae Speg.

Santamaria, Sergi & Pedersen, Jan, 2021, Laboulbeniomycetes (Fungi, Ascomycota) of Denmark, European Journal of Taxonomy 781, pp. 1-425 : 23-24

Herpomyces stylopygae Speg.

MB#232081

Fig. 1C

Anales del Museo Nacional de Historia Natural de Buenos Aires 29: 551 ( Spegazzini 1917). –

Type: [Not designated] [Ind. loc.] “Común sobre las antenas de la cucaracha casera, Periplaneta (stylopyga) orientalis en Montevideo, May. 1914, en Buenos Aires y La Plata, por los años 1914–16”; LPS .

Diagnostic features

Shield bilobate and strongly asymmetric, the basal area ± darkened ( Fig. 1C , sh). Perithecial neck bent, terminating in a pointed, subacute lateral tip, and a distal acute tooth-like outgrowth ( Fig. 1C , arrow). [Detailed descriptions: Tavares 1966; De Kesel 2001; Santamaria 2003]

Distribution and hosts

Often confused with H. periplanetae in old literature. This species grows on Blatta orientalis ( Blattodea , Blattidae ) and has been reported (sometimes as H. periplanetae ) from Europe ( Spain, Belgium, Poland, Hungary, France), Africa ( Algeria), America ( USA, Bermuda Islands?, Brazil?, Panama, Mexico, Uruguay, Argentina), Asia ( China, India, Korea) ( Santamaria et al. 1991; Majewski 2008; Haelewaters et al. 2015a). Recently reported from Bulgaria ( Rossi et al. 2019a).

Collections examined from Denmark

On Blatta orientalis Linnaeus, 1758 ( Blattodea Blattidae )

DENMARK – Østjylland (EJ) • Hadsund ; 56°42.900′ N, 10°7.020′ E; NH68; 9Aug. 1936; S. G. Larson Dry0023 ; K. Th. Holst det.; ZMUC C-F-124037 . – Fyn (F) • Dalumgård ved Odense ; 55°21.804′ N, 10°22.448′ E; NG83; S. G. Larson Dry0024 ; K. Th. Holst det.; ZMUC C-F-124038 . – Nordøstsjaelland (NEZ) • København, Gothersgade 5 ; 55°40.889′ N, 12°35.084′ E; UB47; 1 Sep. 1973; I. Casperson Dry0025 ; ZMUC C-F-124039 .

Remarks

First record from Denmark. Richards & Smith (1955 a, 1955b) and Tavares (1966) studied this species intensively.

Figures

Fig. 1. Herpomyces spp. A. H. ectobiae Thaxt.; mature thallus. – B. H. periplanetae Thaxt.; mature thallus showing the distal acute tooth-like outgrowth on the perithecium (arrow), and shield (sh). – C. H. stylopygae Speg.; mature thallus showing the distal acute tooth-like outgrowth on the perithecium (arrow), and shield (sh). Scale bars: A = 50 µm; B–C = 100 µm. Photographs from slides ZMUC C-F- 124041 (A), ZMUC C-F-123751 (B), and ZMUC C-F-124039 (C).