Table 1.
Dimensions of cells and cellular structures of female Megaphragma viggianii chordotonal organs (Johnston’s organ (JO) and central organ (CO)); mean ± SD (n), µm. JONL—long JO neurons, JONS—short JO neurons, CONS—short CO neurons, CONL—long CO neurons, IDS—inner dendritic segment.
| Structure | Length | Diameter |
|---|---|---|
| JO scolopidium | 15.6 ± 0.87 (10) | 3.7 ± 1.0 (10) |
| CO scolopidium | 21.8 ± 1.43 (6) | 3.6 ± 0.59 (6) |
| JO scolopale rod | 8.1 ± 0.23 (10) | 0.38 ± 0.12 (10) |
| CO scolopale rod | 8.3 ± 0.83 (10) | 0.27 ± 0.06 (10) |
| JONL IDS | 8.9 ± 0.65 (10) | 0.36 ± 0.05 (10) |
| JONS IDS | 4.4 ± 0.87 (10) | 0.84 ± 0.22 (10) |
| JONL cilium | 6.8 ± 0.39 (10) | 0.31 ± 0.02 (10) |
| JONS cilium | 6.5 ± 0.38 (10) | 0.30 ± 0.02 (10) |
| CONL IDS | 4.9 ± 1.65 (6) | 0.69 ± 0.10 (6) |
| CONS IDS | 4.5 ± 0.93 (6) | 0.47 ± 0.09 (6) |
| CONL cilium | 10.4 ± 0.69 (6) | 0.30 ± 0.02 (10) |
| CONS cilium | 5.9 ± 0.49 (6) | 0.30 ± 0.02 (10) |
| Cup | 2.0 ± 0.2 (10) | 0.65 ± 0.06 (10) |
| Cilium dilation | – | 0.59 ± 0.05 (10) |