New species and records of Cloeodes Traver, 1938 (Ephemeroptera, Baetidae) from Costa Rica

By

Vásquez-Bolaños, Oscar
Sibaja-Araya, Fabián
Guevara Mora, Meyer Eduardo

Type

Article

Date of Publication

2020

Original Publication

ZooKeys

Volume

989

Pages

55--72

Subjects

diversity , freshwater , Mayflies , Neotropics , taxonomy

Contributed by

Pensoft Publishers

Language

English

Published by

Sofia, Bulgaria Pensoft Publishers

Identifiers

DOI: https://doi.org/10.3897/zookeys.989.53018

 

Abstract

The nymph ofCloeodes dantasp. nov. is described from male and female nymphs collected from highland streams in the Caribbean Slope of the Costa Rica Central Volcanic Mountain Range. Adults are unknown. In addition,C. excogitatusandC. redactusare recorded for the first time in the country.Cloeodes dantasp. nov.can be differentiated from all described species by the predominantly brownish coloration on females and a similar coloration on males but with segments VII–IX light yellow and light brown, with no conspicuous marks or patterns; abundant scale-bases throughout most parts of the body; hindwings pads absent; the presence of three spines in the corners of the posterior margin of sternum III, and the posterior margin of tergum III with 28–30 spines on each side of the middle line (spine with a base width up to 0.5× spine length).