Published April 9, 2021
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Table 8 in Echiniscidae in the Mascarenes: the wonders of Mauritius
Authors/Creators
- 1. School of Biology, V. N. Karazin Kharkiv National University, Svobody Sq. 4, 61022 Kharkiv, Ukraine
- 2. Department of Invertebrate Evolution, Faculty of Biology, Jagiellonian University, Gronostajowa 9, 30 - 387 Krakow, Poland
Description
Table 8. Measurements [in µm] of selected morphological structures of larvae of Echiniscus tropicalis (population ID.939) mounted in Hoyer’s medium (N - number of specimens/structures measured, Range refers to the smallest and the largest structure among all measured specimens; SD - standard deviation).
| Character | N | Range | Mean | SD | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| µm | sp | µm | sp | µm | sp | ||||||
| Body length | 3 | 110 | - | 124 | 559 | - | 574 | 119 | 567 | 8 | 7 |
| Scapular plate length | 3 | 19.4 | - | 22.0 | - | 21.0 | - | 1.4 | - | ||
| Head appendages lengths | |||||||||||
| Cirrus internus | 3 | 4.2 | - | 4.6 | 20.9 | - | 21.6 | 4.5 | 21.3 | 0.2 | 0.4 |
| Cephalic papilla | 3 | 3.7 | - | 4.1 | 18.5 | - | 19.1 | 3.9 | 18.7 | 0.2 | 0.3 |
| Cirrus externus | 2 | 6.0 | - | 6.4 | 29.6 | - | 30.9 | 6.2 | 30.3 | 0.3 | 0.9 |
| Clava | 3 | 2.6 | - | 3.1 | 13.4 | - | 14.4 | 2.9 | 13.9 | 0.3 | 0.5 |
| Cirrus A | 3 | 13.3 | - | 15.5 | 60.9 | - | 71.8 | 14.1 | 67.1 | 1.2 | 5.6 |
| Cirrus A /Body length ratio | 3 | 11% | - | 13% | - | 12% | - | 1% | - | ||
| Body appendages lengths | |||||||||||
| Spine Cd | 3 | 0.9 | - | 3.2 | 4.1 | - | 15.5 | 2.4 | 11.5 | 1.3 | 6.4 |
| Spine Dd | 3 | 3.2 | - | 6.0 | 16.5 | - | 27.8 | 4.8 | 22.8 | 1.5 | 5.8 |
| Spine E | 3 | 3.9 | - | 5.5 | 20.1 | - | 25.0 | 4.7 | 22.4 | 0.8 | 2.5 |
| Spine on leg I length | 3 | 1.2 | - | 1.6 | 6.2 | - | 7.4 | 1.5 | 7.0 | 0.2 | 0.7 |
| Papilla on leg IV length | 3 | 1.7 | - | 2.0 | 8.8 | - | 9.1 | 1.9 | 8.9 | 0.2 | 0.2 |
| Number of teeth on the collar | 3 | 6 | - | 7 | - | 6.7 | - | 0.6 | - | ||
| Claw 1 heights | |||||||||||
| Branch | 3 | 5.3 | - | 5.8 | 26.4 | - | 27.3 | 5.6 | 26.7 | 0.3 | 0.5 |
| Spur | 3 | 1.1 | - | 1.4 | 5.7 | - | 6.5 | 1.3 | 6.2 | 0.2 | 0.4 |
| Spur/branch length ratio | 3 | 21% | - | 25% | - | 23% | - | 2% | - | ||
| Claw 2 heights | |||||||||||
| Branch | 3 | 5.1 | - | 5.5 | 24.5 | - | 26.3 | 5.3 | 25.4 | 0.2 | 0.9 |
| Spur | 3 | 1.0 | - | 1.1 | 4.6 | - | 5.7 | 1.1 | 5.1 | 0.1 | 0.5 |
| Spur/branch length ratio | 3 | 18% | - | 22% | - | 20% | - | 2% | - | ||
| Claw 3 heights | |||||||||||
| Branch | 3 | 5.1 | - | 5.7 | 24.5 | - | 26.4 | 5.4 | 25.7 | 0.3 | 1.0 |
| Spur | 3 | 1.2 | - | 1.3 | 5.5 | - | 6.2 | 1.2 | 5.9 | 0.1 | 0.4 |
| Spur/branch length ratio | 3 | 22% | - | 24% | - | 23% | - | 1% | - | ||
| Claw 4 heights | |||||||||||
| Branch | 3 | 6.0 | - | 6.1 | 27.7 | - | 31.4 | 6.1 | 29.0 | 0.1 | 2.1 |
| Spur | 2 | 1.2 | - | 1.6 | 5.5 | - | 7.4 | 1.4 | 6.4 | 0.3 | 1.4 |
| Spur/branch length ratio | 2 | 20% | - | 27% | - | 23% | - | 5% | - | ||
Notes
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