Plecia conica Théobald, 1937

Skartveit, John & Nel, André, 2017, Revision of fossil Bibionidae (Insecta: Diptera) from French Oligocene deposits, Zootaxa 4225 (1), pp. 1-83 : 39-42

publication ID

https://doi.org/ 10.5281/zenodo.259087

publication LSID

lsid:zoobank.org:pub:4676EE59-569B-4197-B108-9B32FD88E68E

DOI

https://doi.org/10.5281/zenodo.6039621

persistent identifier

https://treatment.plazi.org/id/03A9879C-FFD8-F415-45D3-32EA7C893C89

treatment provided by

Plazi

scientific name

Plecia conica Théobald, 1937
status

 

Plecia conica Théobald, 1937

(Figs. 29–30, 114–118)

Plecia conica Théobald, 1937: 232 .

Plecia haennii Gentilini, 1993: 164 . Syn.n.

Material. Holotype (male) of Plecia conica NMB F1398/1, paratype (male) of Plecia conica NMB F1398/2. Nontype material (3 males) NMB F2090, (RGL) Dauphin 12, Saint-Maime 23

Plecia conica may quite possibly be the male of Plecia foersteri (next species). Localities. Bois d’Asson, Kleinkembs.

Fig. 111 View FIGURES 110 – 113 . Male, wing. NHMUK In 39832.

Fig. 112 View FIGURES 110 – 113 . Female, head and thorax, lateral. ETHZ Aix 142. Fig. 113 View FIGURES 110 – 113 . Female, head and thorax, dorsal. NHMUK In 39832.

Fig. 115 View FIGURES 114 – 118 . Male, habitus, lateral. RGL Dauphín 12. Fig. 116 View FIGURES 114 – 118 . Male, habitus, dorsal. RGL Saint Maime 23’. Fig. 117 View FIGURES 114 – 118 . Male, terminalia, dorsal. RGL Dauphín 12. Fig. 118 View FIGURES 114 – 118 . Male, terminalia, lateral. NMB F1398/2.

Diagnosis. A small Plecia (total length 5–7 mm). Antennal flagellum 8-segmented. Male epandrium domeshaped, gonostylus very robust, apically expanded.

Redescription. Male (figs. 29–30, 115–116): Total length 5.0 – 7.0 mm (N=4).

Head: Length 0.85 – 0.90 mm (N=2), width 0.93 mm (N=1). Antennal flagellum 8-segmented. Ocellar tubercle rather small.

Thorax: Length 1.7 – 2.2 mm (N=3), width 1.5 mm (N=1). Black. Haltere yellowish-brown.

Wing (fig. 114): Length 4.8 – 5.0 mm (N=3), width 2.0 – 2.1 mm (N=2), length/width = 2.39 – 2.50 (N=2), elliptical. Light brownish fumose, veins fine and light brown. Pterostigma very indistinctive. R2+3 straight and oblique. Apex of R4+5 slightly curved.

Legs: Slender, pale brown. Length of fore tibia 1.6 mm (N=1), hind femur 1.9 mm (N=1), hind tibia 2.0 mm (N=1), hind first tarsomere 0.7 mm (N=1).

Abdomen: Length 3.3 – 4.6 mm (N=3). Brown, conical.

Terminalia (figs. 117–118): Hypopygium width 0.57 – 0.72 mm (N=2). Gonostylus 0.26 – 0.32 mm long (N=2), strong, clavate, thickened apically. Epandrium mesally with a shallow indentation.

Female unknown.

NMB

Naturhistorishes Museum

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Bibionidae

Genus

Plecia

Loc

Plecia conica Théobald, 1937

Skartveit, John & Nel, André 2017
2017
Loc

Plecia haennii

Gentilini 1993: 164
1993
Loc

Plecia conica Théobald, 1937 : 232

Theobald 1937: 232
1937
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