Oecanthus lineolatus Saussure, 1897

Acosta, Riuler C., Timm, Vítor F., Zefa, Edison, da Costa, Maria K. M., Ruschel, Tatiana P., Lopes, Dimitrius A. R. & Kaminski, Lucas A., 2025, Pampa singers: an acoustic and visual guide to singing insects (Orthoptera and Hemiptera), Journal of Natural History 59 (21 - 24), pp. 1541-1589 : 1571-1572

Oecanthus lineolatus Saussure, 1897

Calling song

Comprisinf a mixed-trill with phrases emitted uninterruptedly at long intervals. Each phrase lasts for 0.704 ± 0.049 (0.659 –0.788) seconds, containing 32.5 ± 2.564 (30–38) syllables each. Each phrase is separated by intervals of approximately 3.01 ± 1.502 (1.214 – 6.118) seconds, with a peak frequency of 2.9 ± 0 (2.9–2.9) kHz.

Collection site

EstaÇão Ecológica do Taim. Males emit signals starting at 8 pm and continuing into the early hours of the morning. The males were recorded and collected at edge locations in February 2021, with the calling site height ranging between 1.20 and 1.50 metres to the ground, at 10 pm, with a temperature of 24°C ( Figures 13A and 16A ).

Remarks

Calling song previously described by Zefa et al. (2012, 2022b).

Figures

Figure 13. Songs of Oecanthidae crickets. (A) Calling song of Oecanthus lineolatus Saussure, 1897. (B) Calling song of Oecanthus sp. 1. (C) Calling song of Oecanthus sp. 2.

Figure 16. Visual guide of Oecanthidae, Phalangopsidae and Trigonidiidae crickets of Pampa with songs recorded. (A) Oecanthus lineolatus Saussure, 1897. (B) Oecanthus sp. 1. (C) Oecanthus sp. 2. (D) Endecous onthophagus (Berg, 1891). (E) Lerneca inalata bericopene Lima, Martins and Lhano, 2016. (F) Anaxipha sp. 1. (G) Anaxipha sp. 3. (H) Cranistus colliurides Stål, 1861. (I) Phylloscyrtus amoenus Burmeister, 1880. Bar: 1cm. Photos A-D, F-H by Riuler Corrêa Acosta; Photo E by Lucas Augusto Kaminski; Photo I by Edison Zefa.