Limnogonus aduncus Drake & Harris, 1933

Canejo, Rafael P. R., Melo, Alan Lane De & Rodrigues, Higor D. D., 2023, Gerromorpha (Insecta: Hemiptera: Heteroptera) from the state of Rio Grande do Norte, northeastern Brazil, including a new synonymy, Zootaxa 5357 (2), pp. 151-185 : 154

Limnogonus aduncus Drake & Harris, 1933

( Figs. 2A–C , 3B )

Limnogonus aduncus Drake & Harris, 1933b: 110 (original description).

Identification: Our specimens were identified based on the mesopleuron nearly black dorsally, with a pale stripe in the middle; and the males with a single curved spine-like protuberance on abdominal sternum VIII ( Fig. 2C ) ( Nieser 1970; Nieser & Melo 1997).

Material examined. BRAZIL, Rio Grande do Norte: Parnamirim, Rio Pitimbu, Vale Encantado , 5°55’56.3”S, 35°10’47.3”W, 17-VII-2022, R . P. R. Canejo leg. (2♂ apterous, 1♂ macropterous CEAAVF).

Figures

FIGURE 2. Species of Limnogonus from state of Rio Grande do Norte. (A–C) Limnogonus aduncus, (A) dorsal, (B) ventral and (C) lateral views of apterous male, white arrow indicates single curved spine-like protuberance on abdominal sternum VIII. (D–F) Limnogonus ignotus, (D) dorsal, (E) ventral and (F) of macropterous male. (G–I) Limnogonus recurvus, (G) dorsal, (H) ventral and (I) lateral view of apterous male. Scale bars = 1.00 mm.

FIGURE 3. (A–B) Distribution records for species of Gerromorpha in state of Rio Grande do Norte, northeastern Brazil.