Descripción de los huevos y estados inmaduros de Rhagovelia gastrotricha Padilla-Gil, 2011 y Paravelia daza Padilla-Gil & Moreira, 2011 (Hemiptera: Heteroptera: Veliidae)
DOI:
https://doi.org/10.32870/dugesiana.v20i2.4118Keywords:
Gerromorpha, eggs, nymphs, waterstriders, Andes, Colombia, Neotropical Region.Abstract
The eggs and nymphal stages I-V of Rhagovelia gastrotricha Padilla-Gil, 2011 and Paravelia daza Padilla-Gil & Moreira, 2011, speciesfrom southwestern Colombia, are described and illustrated for first time. Immature stages I-III of R. gastrotricha are very similar but differ inthe morphometric measures mainly in the width of the head and the width of the pronotum; stages IV and V are characterized by patches of darkcolor on the ventral abdomen, in the development of the abdomen, of the antennas and the sexual characters of the last abdominal segments.Immature stages of P. daza are distinguished by ocular setae in all instars and by having a dorsal pit on the corner of each eye; the morphometricmeasures of the width of the head and the width of the pronotum, and the location of the dorsal thoracic plates; stages IV and V by its sexualdimorphism and patches of dark color on the ventral abdomen.
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2015-10-01
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