Askola emmerichi, Dominguez, Molineri & Mariano, 2009

Domínguez, Eduardo, Molineri, Carlos & Mariano, Rodolfo, 2009, Revision of the South American species of Hagenulopsis Ulmer and Askola Peters (Ephemeroptera: Leptophlebiidae) with description of six new species, Zootaxa 2142 (1), pp. 29-44 : 31-32

publication ID

https://doi.org/ 10.11646/zootaxa.2142.1.3

DOI

https://doi.org/10.5281/zenodo.5333441

persistent identifier

https://treatment.plazi.org/id/993987A7-FFB7-FFD4-DAF6-FA6533A6FD53

treatment provided by

Felipe

scientific name

Askola emmerichi
status

sp. nov.

Askola emmerichi View in CoL sp. nov. Domínguez, Molineri & Mariano

Male imago. Length: body, 5.0– 5.2 mm; fore wing, 4.8–5.0 mm. General coloration ( Fig. 1 View FIGURES 1–6 ) thorax yellowish orange, abdomen translucent, blackish marks on thorax and abdomen forming a pair of sublateral longitudinal lines; wings with blackish marks. Head ( Figs. 2–3 View FIGURES 1–6 ). Dorsal portion of eyes grayish, lower portion black; eyes widely meeting dorsally on meson of head; head yellowish with black stripes between eyes and ocelli. Antennae whitish. Thorax. Pronotum yellowish white with blackish lateral third. Mesonotum orange yellow with lateral margin of scutum, scutellum and central line on scutellum blackish. Metanotum yellowish with lateral and posterior margins blackish. Pleurae and sterna yellowish white except sclerites close to base of legs II and III darker. Legs. Leg I yellowish white except tarsi whitish, black bands on apex of femur, subapex of tibia and base of tarsal segments III and IV; tarsal bands occupying ¾ of respective segment; claws grayish [legs II and III broken off and lost]. Wings ( Figs. 1 View FIGURES 1–6 , 25 View FIGURES 25–36 ). Membrane hyaline except base of C area yellowish and grayish spots mainly around cross veins as in Figs. 1 View FIGURES 1–6 , 25 View FIGURES 25–36 ; longitudinal veins yellowish, cross veins blackish bordered with grayish; 4 costal cross veins from bulla to costal brace. Abdomen translucent white except segments VIII–X yellowish white. Terga with characteristic black pattern of marks and dots ( Fig.1 View FIGURES 1–6 ), sterna without marks. Genitalia ( Figs. 28–30 View FIGURES 25–36 ): styliger plate yellowish white darker on margins, forceps and penes light gray, paler towards apex. Terminal filament whitish with a black band on the base of each segment [cerci broken off and lost].

Material: 1 male imago from Colombia-Brazil, Amazonas, Reserva Natural Palmarí, quebrada Natividad , cuenca rio Yabarí , 150 m, N 04º 17' 28" - W 70º 17' 42", 28-V-2002, light trap, M.C. Zúñiga, D. Emmerich, A.J. Cardozo & R. J. Cardozo cols.; 1 male imago from Colombia-Brazil , Amazonas, Reserva Natural Palmarí , rio Yabarí , muelle Centro Administrativo , 120 m, N 04º 17' 10" - W 70º 17' 49", 29-V-2002, light trap, same collectors. Holotype deposited at MUSENUV, paratype at IFML. GoogleMaps

Etymology: We dedicate this species to our friend and colleague Daniel Emmerich, one of the collectors of the type material.

Discussion: Askola emmerichi can be separated from the other species of the genus by the following combination of characters. Imago: 1) blackish marks on thorax and abdomen forming a pair of sublateral longitudinal lines ( Fig. 1 View FIGURES 1–6 ), wings with blackish marks ( Figs. 1 View FIGURES 1–6 , 25 View FIGURES 25–36 ); 2) dorsal portion of eyes grayish and widely meeting dorsally on meson of head ( Figs. 2–3 View FIGURES 1–6 ); 3) forceps yellowish-brown, except inner margins whitish; 4) penes extending well beyond posterior margin of styliger plate ( Figs. 28–29 View FIGURES 25–36 ).

R

Departamento de Geologia, Universidad de Chile

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Ephemeroptera

Family

Leptophlebiidae

Genus

Askola

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