Laboulbenia murmanica Huldén

MB#108114

Fig. 38A–D

Karstenia 23: 57 (Huldén 1983). –

Type: “ Holotype. Slide L. Huldén 4, Collecting data of the host: U.S.S.R. Murmansk Region: Konozero, leg. Edgren. Host. Bembidion transparens (Gebler) ( Coleoptera, Carabidae). The parasite was found on the right elytron of the host”; MZH. [Russia]

Diagnostic features

Receptacle distinctly constricted at the septum between cell II and cells III/VI (Fig. 38A–C, arrows). Cell II inflated and broadest halfway up. Cell V oval, large, shorter than cell IV, not connected with cell III. Outer appendage simple to slightly branched, not exceeding the perithecial apex, with the basal cell separated from cells above by a moderately darkened septum. Inner appendage consisting of a few branches terminated by solitary antheridia (Fig. 38D). Basal cell of inner appendage shorter or similar than basal cell of outer appendage, which also has a darkened septum above. [Detailed description: Majewski 1994b]

Distribution and hosts

After its description from Russia, L. murmanica has been found on species of Bembidion (Col. Carabidae) from Poland (Majewski 1990b), United Kingdom (Weir 1996), Belgium (De Kesel 1998), Lithuania (Markovskaja 2004), and Denmark (Høier 2009).

Collections examined from Denmark

On Bembidion assimile Gyllenhal, 1810 (Col. Carabidae) DENMARK – Lolland, Falster, Møn (LFM) • Lysemose ved Maribo; 54°46.971′ N, 11°28.959′ E; PF57; 7 May 2017; JP 656; JP det.; ZMUC C-F-123145 • ibid.; 4 Jun. 2018; JP 1128; JP det.; ZMUC C-F-123651 • Vest for Bandholm; 54°50.303′ N, 11°28.050′ E; PF57; 3 Jan. 2019; JP 1320; JP det.; ZMUC C-F-123856 . – Nordøstsjaelland (NEZ) • Munkholmbroen; 55°67.361′ N, 11°80.738′ E; PG77; 4 May 2019; L. Kjaer-Thomsen & L. Thomas 1471; JP det.; ZMUC C-F-124051 • Nivå Bugt Strandenge; 55°55.737′ N, 12°31.267′ E; UC40; 9 Dec. 2018; L. Kjaer-Thomsen & L. Thomas 1245; JP det.; ZMUC C-F-123773 • Nordhavnstippen på Københavns Nordhavn; 55°43.091′ N, 12°37.088′ E; UB57; 29 Apr. 2018; JP 1092; JP det.; ZMUC C-F-123609 • Ud for Kongelundsfortet; 55°33.724′ N, 12°33.731′ E; UB46; 15 Apr. 2018; JP 1056; JP det.; ZMUC C-F-123573 . – Nordvestjylland (NWJ) • Vest for Vinderup; 56°28.727′ N, 8°44.810′ E; MH85; 19 Jan. 2015; JP 776; JP det.; ZMUC C-F-123271 . – Nordvestsjaelland (NWZ) • Halleby Å ved Bjerge Sydstrand; 55°33.194′ N, 11°10.079′ E; PG35; 24 Oct. 2018; JP 1210; JP det.; ZMUC C-F-123737 . – Sydsjaelland (SZ) • Even Bro; 55°8.694′ N, 12°0.601′ E; UB11; 17 Feb. 2019; JP 1368; JP det.; ZMUC C-F-123908 • Gammel Kalvehave; 54°59.745′ N, 12°8.232′ E; UA19; 25 Apr. 2019; JP 1448; JP det.; ZMUC C-F-123997 • Østerskov ved Langebaek; 54°59.572′ N, 12°6.715′ E; UA19; 3 Jan. 2019; JP 1286; JP det.; ZMUC C-F-123818 .

On Bembidion biguttatum (Fabricius, 1779) (Col. Carabidae) DENMARK – Sydsjaelland (SZ) • Tryggevaelde Å ved Varpelev; 55°21.055′ N, 12°15.877′ E; UB23; 6 Jan. 2018; JP 1588; JP det.; ZMUC C-F-124349 .

On Bembidion doris (Panzer, 1796) (Col. Carabidae) DENMARK – Lolland, Falster, Møn (LFM) • Lysemose ved Maribo; 54°46.971′ N, 11°28.959′ E; PF57; 4 Jun. 2018; H. Liljehult 1169; JP det.; ZMUC C-F-123694 .

On Bembidion varium (Olivier, 1795) (Col. Carabidae) DENMARK – Fyn (F) • Gyldenstens inddaemmede Strand; 55°34.447′ N, 10°7.211′ E; NG75; 2 Apr. 2014; JP 709; JP det.; ZMUC C-F-123199 . – Lolland, Falster, Møn (LFM) • Vest for Bandholm; 54°50.303′ N, 11°28.050′ E; PF57; 3 Jan. 2019; JP 1321; JP det.; ZMUC C-F-123857 . – Nordvestjylland (NWJ) • Vest for Vinderup; 56°28.727′ N, 8°44.810′ E; MH85; 19 Jan. 2015; JP 778; JP det.; ZMUC C-F-123273 . – Sydsjaelland (SZ) • Even Bro; 55°8.694′ N, 12°0.601′ E; UB11; 17 Feb. 2019; JP 1369; JP det.; ZMUC C-F-123910 • Østerskov ved Langebaek; 54°59.572′ N, 12°6.715′ E; UA19; 3 Jan. 2019; JP 1289; JP det.; ZMUC C-F-123821 .

Remarks

This species seems very common in Denmark. May coexist on the same host with L. vulgaris or L. pedicellata .