Small crickets of New Zealand (Orthoptera: Grylloidea: Trigonidiidae and Mogoplistidae), with the description of two new genera and species
Author
Hegg, Danilo
34DFC18A-F53D-417F-85FC-EF514F6D2EFD
Wētā Conservation Charitable Trust, 135 Blacks Road, Ōpoho, Dunedin 9010, New Zealand.
danilo@wetaconservation.org.nz
text
European Journal of Taxonomy
2024
2024-09-09
955
1
1
87
https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2655/12275
journal article
303127
10.5852/ejt.2024.955.2655
20715a64-6a62-44fe-bfd7-36d9725d6ad0
2118-9773
13742408
5D22E144-EF73-4085-9774-E853EEEC6001
Table 8 (continued on next page). Adult male and female measurements in the New Zealand species of Ornebius Guérin-Méneville, 1844. All abbreviations used here are explained in the Material and methods section. All counts and measurements are median values, followed by minimum and maximum values in brackets. N indicates the sample size.| Measurement | Ornebius aperta Otte & Alexander, 1983 | Ornebius aff. aperta Otte & Alexander, 1983 |
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| male | female | male | female |
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| Body length (mm) | 7.2 (6.5–7.4) N = 4 | 8.1 (6.5–9.0) N = 6 | 6.8 (6.2–7.1) N = 7 | 7.3 (6.8–7.9) N = 5 |
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| Pronotum width (mm) | 2.2 (2.1–2.2) N = 4 | 1.8 (1.7–1.9) N = 6 | 2.3 (2.1–2.5) N = 7 | 1.6 (1.4–2.0) N = 5 |
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| Pronotum length (mm) | 2.6 (2.5–2.8) N = 4 | 1.7 (1.7–1.8) N = 6 | 2.6 (2.5–2.8) N = 7 | 1.7 (1.6–2.0) N = 5 |
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| Femur III length (mm) | 4.0 (3.8–4.1) N = 4 | 4.4 (4.2–4.6) N = 6 | 3.9 (3.8–4.2) N = 7 | 4.4 (4.0–4.6) N = 5 |
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| Tibia III length (mm) | 2.7 (2.5–2.9) N = 4 | 3.0 (2.7–3.1) N = 6 | 2.7 (2.5–2.9) N = 7 | 3.0 (2.6–3.1) N = 5 |
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| Number of dorsal spines on TIII inner | 16 (14–17) N = 4 | 19 (17–20) N = 6 | 15 (14–16) N = 7 | 15 (15–16) N = 5 |
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| Number of dorsal spines on TIII outer | 23 (19–25) N = 4 | 23 (19–27) N = 6 | 21 (19–22) N = 7 | 21 (20–23) N = 5 |
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| Number of dorsal spines on Tarsomere III-1 inner | 4 (4–4) N = 4 | 4 (4–5) N = 6 | 4 (4–5) N = 7 | 5 (4–5) N = 5 |
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| Number of dorsal spines on Tarsomere III-1 outer | 5 (5–6) N = 4 | 5 (4–6) N = 6 | 5 (5–6) N = 7 | 6 (5–6) N = 5 |
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| Ovipositor length (mm) | – | 3.3 (3.1–3.7) N = 6 | – | 3.4 (3.1–3.8) N = 5 |
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| OL / BL | – | 0.41 (0.37–0.51) N = 6 | – | 0.47 (0.43–0.52) N = 5 |
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| FWW (mm) | 2.5 (2.3–2.5) N = 4 | – | 2.5 (2.4–2.8) N = 7 | – |
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| FWL (mm) | 3.3 (2.8–3.4) N = 4 | – | 3.2 (2.7–3.4) N = 7 | – |
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| ST | 164 (163–177) N = 3 | – | 177 (157–192) N = 6 | – |
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| SFL (mm) | 1.48 (1.45–1.58) N = 3 | – | 1.50 (1.40–1.86) N = 6 | – |
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| tmao / tmai | 0.89 (0.86–0.96) N = 4 | 0.93 (0.88–0.98) N = 6 | 0.91 (0.86–0.95) N = 7 | 0.87 (0.80–0.97) N = 5 |
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| tao1 / tai1 | 0.77 (0.71–0.87) N = 4 | 0.73 (0.69–0.95) N = 6 | 0.77 (0.55–0.82) N = 7 | 0.78 (0.60–0.90) N = 5 |
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| Song (20°C) | Song (23°C) |
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| Peak frequency (kHz) | 5.1 | – | 3.75 | – |
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| Pulse duration (ms) | 30 | – | 30 | – |
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| Pulse interval 1 (ms) | 280 | – | 650–700 | – |
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| Pulse interval 2 (ms) | 42 | – | 90–95 | – |
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| Chirp duration (s) | 0.4 | – | 0.95–1.2 | – |
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| Chirp interval (s) | 1.1 | – | 2.6–2.7 | – |
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