Nathaliagrion, Lencioni, 2022

Lencioni, F. A. A., 2022, Analysis of male Leptagrion Selys, 1876 sensu lato (Odonata: Coenagrionidae) with description of four new genera and a new species, Zootaxa 5105 (1), pp. 63-104 : 95

Nathaliagrion gen. nov.

Figs. D, 59–66 .

Type species: Nathaliagrion porrectum Selys, 1876 by present designation.

Etymology: Named Nathalia after Nathalia Rodrigues Lencioni (b. 26.vii.2000) my beloved daughter + agrion, neuter form of agrios (ἄγριος) meaning “wild”, which in damselflies is now used as an indicator that the genus belongs to the Coenagrionidae ( Fliedner 2006) .

Generic characterization. Large Coenagrionidae (61–69 mm), pale postocular spots and pale occipital bar absent, rear of the head pale, cerci longer than S10, basal 1/2 of cerci roughly cylindrical flattened laterally, apical 1/2 bifurcated, dorsal branch simple with tip covered with brush-like setae, ventral branch bifurcated and directed medially, posterior section of ventral branch wider and with a heavily chitinized tip, anterior section narrow, and nail shaped, paraproctus vestigial (plate-like) and ental surface of penis S3 with a long filament.

Distribution. Brazil (Atlantic Forest in Brazil from Bahia to Santa Catarina).

Figures

FIGURE 59. Nathaliagrion perlongum: A—Appendages, lateral view, B—Appendages, dorsal view.

FIGURE 60. Nathaliagrion porrectum: A—Appendages, lateral view, B—Appendages, dorsal view.

FIGURE 61. Nathaliagrion perlongum: A—Prothorax, lateral view, B— Prothorax, dorsal view.

FIGURE 62. Nathaliagrion porrectum: A—Prothorax, lateral view, B— Prothorax, dorsal view.

FIGURE 63. Nathaliagrion perlongum: Penis, lateral view.

FIGURE 64. Nathaliagrion porrectum: Penis, lateral view.

FIGURE 65. Nathaliagrion perlongum: Habitus.

FIGURE 66. Nathaliagrion porrectum: Habitus.