Table 3. Morphometrics (μm) of Oncholaimus adustus sp. nov.
Males | Females | ||||||
---|---|---|---|---|---|---|---|
Holotype | Paratypes | Paratypes | |||||
Specimen | M1 | M2 | M3 | F1 | F2 | F3 | F4 |
L | 7,427 | 6,319 | 6,472 | 6,568 | 4,318 | 7,692 | 4,472 |
a | 45 | 46 | 45 | 35 | 35 | 44 | 36 |
b | 13 | 12 | 12 | 11 | 9 | 13 | 9 |
c | 25 | 22 | 25 | 18 | 17 | 22 | 16 |
c′ | 5.8 | 5.4 | 5.5 | 6.0 | 5.5 | 5.4 | 5.2 |
Head diam. at cephalic setae | 50 | 47 | 44 | 52 | 40 | 45 | 40 |
Head diam. at amphids | 61 | 56 | 54 | 65 | 52 | 59 | 54 |
Length of outer labial setae | 10–11 | 10 | 9–10 | 11–12 | 9–10 | 8 | 8–9 |
Length of cephalic setae | 12–15 | 13–14 | 12–13 | 13–15 | 10–11 | 12 | 10–11 |
Amphidial aperture height | 5 | 6 | 5 | 6 | 5 | 5 | 5 |
Amphidial fovea height | 16 | 17 | 16 | 17 | 15 | 17 | 15 |
Amphidial aperture width | 23 | 20 | 23 | 23 | 19 | 24 | 19 |
Amphidial aperture width/cbd (%) | 38 | 36 | 43 | 35 | 37 | 41 | 35 |
Amphidial aperture from anterior end | 34 | 32 | 27 | 33 | 30 | 27 | 27 |
Nerve ring from anterior end | 272 | 271 | 247 | 282 | 238 | 290 | 237 |
Nerve ring cbd | 165 | 137 | 143 | 190 | 123 | 172 | 123 |
Pharynx length | 572 | 529 | 522 | 611 | 465 | 605 | 480 |
Pharyngeal diam. at base | 111 | 87 | 89 | 135 | 95 | 114 | 87 |
Pharynx cbd at base | 152 | 123 | 134 | 178 | 117 | 161 | 118 |
Max. body diam. | 165 | 137 | 143 | 190 | 124 | 172 | 125 |
Spicule length | 75 | 73 | 65 | – | – | – | – |
Cloacal/anal body diam. | 52 | 52 | 48 | 63 | 45 | 65 | 53 |
Tail length | 299 | 282 | 263 | 375 | 247 | 351 | 278 |
V | – | – | – | 4,889 | 2,917 | 5,505 | 3,152 |
%V | – | – | – | 74 | 68 | 72 | 70 |
Vulval body diam. | – | – | – | 155 | 124 | 153 | 112 |
Note:
a, body length/maximum body diameter; b, body length/pharynx length; c, body length/tail length; c′, tail length/anal or cloacal body diameter; cbd, corresponding body diameter; L, total body length; V, vulva distance from anterior end of body; %V, V/total body length × 100.