Pagelmis amazonica Spangler, 1981

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 : 282

Pagelmis amazonica Spangler, 1981

( Fig. 10 )

Diagnosis: Body elongate, small, length 1.8 mm, subparallel, and moderately convex; pronotum without carinae or impressions; integument with an opaque plastron which apparently covers body except head, eyes, antennae, mouthparts, middle of mesosternum, metasternum between middle coxae, a narrow medial area on basal two thirds; tibiae without cleaning fringes; sides of prosternal process parallel and narrow, around 1/3 as wide as long; trochanters of male hind legs with apicoventral tubercle ( Spangler 1981, Manzo 2005).

Distribution: Ecuador, Suriname. New record: Brazil, Roraima State.

Material examined. Brazil, Roraima State, Boa Vista municipality, Rio Cauamé (P5) (02°51’49.00”N / 60°42’ 55.00”W), Pennsylvania, R . Boldrini , 10. VI .2017, three males, one female ( 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.