Gyrelmis obesa Hinton, 1940

Almeida, Maria Do Livramento Sampaio De, Fernandes, André Silva & Rini, Rafael Bold-, 2020, A new species of Macrelmis Motschulsky, 1859 (Coleoptera: Elmidae) and new records of Elmidae from Roraima State, northern Brazil, Zootaxa 4718 (2), pp. 277-284 : 281

Gyrelmis obesa Hinton, 1940

( Fig. 7 )

Diagnosis: Body robust, obovate, length 4.95 mm; cuticle shining black to rufo-piceous; pronotum with median longitudinal impression deep, broad, and long; tibiae with dark gray bands; parameres in dorsal view sinuous, with apices curved inward and in lateral view slightly arcuate apically (Hinton 1940, Spangler 1990).

Distribution: Guiana Francesa, Brazil (Amazonas). New record: Roraima State.

Material examined. Brazil, Roraima State, Boa Vista municipality, Igarapé Aruanã (P3) ( 03°04’00.40”N / 60°42’46.24”W), Pennsylvania trap, F.S.Barbosa, 27.VIII.2017, one male ( UFRR) .

Figures

FIGURES 7–12. Elmidae adults, dorsal view: 7) Gyrelmis obesa; 8) Macrelmis thorpei; 9) Neolimnius palpalis; 10) Pagelmis amazonica; 11) Potamophilops bostrychophallus; 12) Stegoelmis geayi.