Zoological Studies

Vol. 64, 2025

First Description of Female and Larva of Phyllocycla basidenta Dunkle, 1987 (Anisoptera: Gomphidae), and Ecological Niche Modeling of Phyllocycla species in Northwestern Argentina

Carlos Molineri1,*, José S. Rodríguez1, and Carolina Nieto1
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1Instituto de Biodiversidad Neotropical (IBN), Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Facultad de Ciencias Naturales e Instituto Miguel Lillo, Universidad Nacional de Tucumán, Yerba Buena, Tucumán, Argentina. *Correspondence: E-mail: carlosmolineri@gmail.com (Molineri)
E-mail: josephum@hotmail.com (Rodriguez); carolinanieto@gmail.com (Nieto)

(Received 8 November 2024 / Accepted 6 April 2025 / Published -- 2025)
Communicated byJen-Pan Huang

We present the first description of female adult and larva of Phyllocycla basidenta Dunkle 1987 (Anisoptera: Gomphidae), collected in northwestern Argentina. The female and larva are described in detail, with diagnostic features that differentiate P. basidenta from other species like P. argentina and P. viridipleuris. Larvae of P. basidenta inhabit sandy-bottomed rivers alongside P. argentina. Additionally, we predict the potential distribution of both species using Ecological Niche Models under current and future climate scenarios. The models suggest that suitable habitats may shift to higher altitudes under moderate climate change, but significant losses are expected under severe warming scenarios. Climate change may threaten Phyllocycla basidenta and P. argentina as its suitable habitats could shift to higher elevations. Conservation strategies should prioritize areas projected to become suitable under future conditions.

Keywords: Odonata, Club tail dragonfly, Phyllocycla argentina, P. viridipleuris, Potential distribution, Ecological niche models

Citation: Molineri C, Rodríguez JS, Nieto C. 2025. First description of female and larva of Phyllocycla basidenta Dunkle, 1987 (Anisoptera: Gomphidae), and ecological niche modeling of Phyllocycla species in northwestern Argentina. Zool Stud 64:19.

Supplementary materials: Table S1Table S2Table S3Table S4Fig. S1Fig. S2Fig. S3Fig. S4