Ragas unica, Walker, 1837

Wahlberg, Emma, 2019, Revision and morphological analysis of the Ragadidae (Insecta, Diptera), European Journal of Taxonomy 521, pp. 1-19 : 12

publication ID

https://doi.org/ 10.5852/ejt.2019.521

publication LSID

lsid:zoobank.org:pub:40C3F1EE-5EE3-4DA8-ADE0-6D57BAC23C26

DOI

https://doi.org/10.5281/zenodo.3489106

persistent identifier

https://treatment.plazi.org/id/03A6B675-FFF3-FFFE-00DB-D768FEBEB2B3

treatment provided by

Plazi

scientific name

Ragas unica
status

 

Material examined of Ragas unica

Lectotype

SWEDEN • 1 ♀; UZIL 2629 :1.

Paralectotype

SWEDEN • 1 ♀; UZIL 2629 :2 .

Other material

SWEDEN • 1 ♂; Västerbotten, Vindelns kommun, Kulbäckslidens trail park; 2 Dec. 2003 – 16 Jun. 2004; Swedish Malaise Trap Project leg.; Malaise trap, dense, 25 years old mixed coniferous forest; DNA voucher AB7E, NHRS 1 ♀; Småland, Högsby kommun, Hornsö kronopark, vicinity of Skärsgölorna , near end of Nya Kringlavägen ; 30 Jun.–10 Jul. 2004; Swedish Malaise Trap Project leg.; Malaise trap, birch fen; DNA voucher AS 9E, NHRS.

Description

Eyes bare; males holoptic ( Fig. 6A View Fig ). Scape bare; postpedicel tapering; stylus cylindrical ( Fig. 6A View Fig ). Epipharyngal blades ( Fig. 6D View Fig ) and ventroapical comb present. Postgena with stout spine-like setae ( Fig. 6A View Fig ). Prosternum separated from proepisternum forming an isolated sclerite; laterotergite bare. Stout spine-like setae on anterior face of fore coxa and on inner ventral margin of fore trochanter present ( Fig. 6A View Fig ); tubercle on fore coxa absent; male fore tarsal claws present. In wings, costal bristle absent; subcosta reaching costa; R 4+5 divided (or branching) into R 4 and R 5; CuA straight ( Fig. 9A View Fig ). Females: tergite 10 undivided. Males: postgonites articulated to hypandrium; ventral surstylus position subapical, on inner margin of epandrium ( Fig. 6G View Fig ); apex of phallus membranous ( Fig. 6F View Fig ).

Distribution

Holarctic, with records from North America through Europe and Russia to East Asia ( Sinclair & Saigusa 2001).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Empididae

Genus

Ragas

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