Hesperomyces coccinelloides (Thaxt.) Thaxt.

MB#261211

Fig. 53A–B

Memoirs of the American Academy of Arts and Sciences 16: 110 (Thaxter 1931). – Basionym: Stigmatomyces coccinelloides Thaxt., Proceedings of the American Academy of Arts and Sciences 52: 704 (Thaxter 1917) [MB#175707; as S. coccinellidae]. –

Type: “ On the elytra of minute species of Coccinellidae: No. 2560 (Type) …, Grenada ( Brues)”; FH.

Diagnostic features

Thallus hyaline to pale yellowish. Primary appendage consisting of four superposed cells, where the 3 rd and 4 th bear one and two antheridia respectively. Perithecial tip with two broad lower lobes, two short and small upper lobes and two prominent lips surrounding the ostiole. [Detailed descriptions: Santamaria 2003; De Kesel 2011]

Distribution and hosts

Occurs on Col. Coccinellidae of the genus Scymnus Kugelann, 1794 and relatives like Diomus Mulsant, 1850 and Stethorus Weise, 1885 from Europe: Spain (Santamaria 1995b), Belgium (De Kesel 2011), Poland (Ceryngier 2013); America: Grenada (type), Jamaica (Thaxter 1917), USA (Seymour 1967), Panama, Trinidad & Tobago (Thaxter 1931), Brazil (Rossi & Bergonzo 2008), Ecuador (Proaño Castro & Rossi 2008); and Asia: Philippines (Thaxter 1931).

Collections examined from Denmark

On Stethorus pusillus (Herbst, 1797) (Col. Coccinellidae) DENMARK – Lolland, Falster, Møn (LFM) • Sakskøbing, Tårsvej.; 54°50.433′ N, 11°39.106′ E; PF78; 20 Jun.–19 Oct. 2019; P.N. Buhl 1578; JP det.; ZMUC C-F-124339 . – Nordøstsjaelland (NEZ) • Brønshøj Kirkegård; 55°42.387′ N, 12°29.915′ E; UB47; 24 Jun. 2019; JP 1482; JP det.; ZMUC C-F-124067 • Hellerup; 55°44.024′ N, 12°33.014′ E; UB47; 2–4 Aug. 2019; H. Enghoff 1486; H. Enghoff det.; ZMUC C-F-124071 • Nørrebro i København N.; 55°42.332′ N, 12°33.228′ E; UB47; 18 Jun. 2019; JP 1479; JP det.; ZMUC C-F-124064 • Rødovre; 55°39.663′ N, 12°27.490′ E; UB37; 8 Jun. 2018; JP 1138; JP det.; ZMUC C-F-123662 .

Remarks

First record from Denmark. This species is probably more frequent in Europe that the scarce number of records seems to indicate.