Roederiodes wigginsi Wilder, 1981

Sinclair, Bradley J., 2023, Revision of New World species of Roederiodes Coquillett (Diptera: Empididae: Clinocerinae), Zootaxa 5301 (3), pp. 336-364 : 355-357

publication ID

https://doi.org/ 10.11646/zootaxa.5301.3.2

publication LSID

lsid:zoobank.org:pub:9451FCC7-EA59-4ACE-B45F-8B012B19D8AA

DOI

https://doi.org/10.5281/zenodo.8030498

persistent identifier

https://treatment.plazi.org/id/E6066E10-FFA0-7725-FF0C-F9D2FEDDF85A

treatment provided by

Plazi

scientific name

Roederiodes wigginsi Wilder
status

 

Roederiodes wigginsi Wilder View in CoL

( Fig. 31 View FIGURE 31–34 )

Roederiodes wigginsi Wilder, 1981: 417 View in CoL . Type locality: Cocos Island   GoogleMaps [05°32′N 87°02′W], Costa Rica.

Type material. HOLOTYPE ♀, labelled: “ COSTA RICA:/ ISLA DEL COCO/ Bahía del Chatham / 22-I-1967 / Ira L. Wiggins ”; HOLOTYPE/ Roederiodes / wigginsi/ 1980 Wilder [red label]”; California Academy/ of Sciences/ Type No. 13622” ( CAS) [one wing missing; one wing mounted on microscope slide (No. 13622)].

Recognition. This species is very similar to R. notialis sp. nov., with the arista-like stylus twice longer than the pedicel and well developed scutal setae. Without associated males, species identification is mostly dependent on geographic locality.

Redescription. Wing length 2.3 mm. Female. Face and gena brown. Ocellar setae divergent, slender, shorter than pprn; vertical seta stronger than ocellar seta. Antenna with stylus twice as long as length of postpedicel; postpedicel ovate, not prolonged apically. Length of proboscis three-quarter head height.

Pleura brown, with postpronotal lobe and postalar ridge paler; prescutellar depression without pruinescence; acr damaged; 5 dc, well-developed; 1 pprn; 1 presut spal with several setulae; 2 npl with several anterior setulae; 0 psut spal; pal and sctl damaged; laterotergite with patch of setae; antepronotum with several setulae; lower proepisternum with pale setae.

Wing infuscate (see Wilder 1981, fig. 1); cell dm pointed apically, with base of M 1 and M 2 coalesced basally for short distance, subequal in length to crossvein r-m.

Legs dark brown; coxae slightly paler, without bluish pruinescence. Hind tibia without enlarged ventral setae.

Abdominal tergites dark brown, without bluish pruinescence; bearing short black setae.

Male. Unknown.

Distribution. This species is known only from Cocos Is., Costa Rica ( Fig. 31 View FIGURE 31–34 ).

Remarks. Associated males of this species are unknown and accurate identification of R. wigginsi must await their discovery.

CAS

California Academy of Sciences

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Empididae

SubFamily

Clinocerinae

Genus

Roederiodes

Loc

Roederiodes wigginsi Wilder

Sinclair, Bradley J. 2023
2023
Loc

Roederiodes wigginsi

Wilder, D. D. 1981: 417
1981
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