Accesso libero

First report of Bitylenchus ventrosignatus (Tobar Jiménez, 1969) Siddiqi, 1986 associated with wild grass in Botswana

Ebrahim Shokoohi
Ebrahim Shokoohi
   | 01 gen 2021
Journal of Nematology's Cover Image
INFORMAZIONI SU QUESTO ARTICOLO
Articolo precedente
Articolo Successivo
Cita
Pubblicato online: 01 gen 2021
Pagine: 1 - 9
DOI: https://doi.org/10.21307/jofnem-2021-037
Parole chiave
© 2021 Authors, published by Sciendo.
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1:

Bitylenchus ventrosignatus (Tobar Jiménez, 1969) Siddiqi, 1986. (A) Anterior end; (B) Anterior end (stylet and dgo); (C) Entire female; (D) Entire male; (E-F) Vaginal irregular undulation; (G) Female posterior end; (H) Male posterior end.
Bitylenchus ventrosignatus (Tobar Jiménez, 1969) Siddiqi, 1986. (A) Anterior end; (B) Anterior end (stylet and dgo); (C) Entire female; (D) Entire male; (E-F) Vaginal irregular undulation; (G) Female posterior end; (H) Male posterior end.

Figure 2:

Bitylenchus ventrosignatus (Tobar Jiménez, 1969) Siddiqi, 1986. (A) Anterior end (arrow indicates hemizonid); (B) Anterior end (arrow indicates dgo); (C) Anterior end (stoma and median bulb); (D) Vagina region (arrow indicates undulation); (E) Female posterior end (arrow indicates anus); (F) Male posterior end (arrow indicates phasmid); (G) Entire male; (H) Entire female (Scale bar: 10 µm; except for G, H 100 µm).
Bitylenchus ventrosignatus (Tobar Jiménez, 1969) Siddiqi, 1986. (A) Anterior end (arrow indicates hemizonid); (B) Anterior end (arrow indicates dgo); (C) Anterior end (stoma and median bulb); (D) Vagina region (arrow indicates undulation); (E) Female posterior end (arrow indicates anus); (F) Male posterior end (arrow indicates phasmid); (G) Entire male; (H) Entire female (Scale bar: 10 µm; except for G, H 100 µm).

Figure 3:

The Bayesian tree inferred from known and newly sequenced Bitylenchus ventrosignatus from Botswana based on the 18 S rDNA region.
The Bayesian tree inferred from known and newly sequenced Bitylenchus ventrosignatus from Botswana based on the 18 S rDNA region.

Figure 4:

The Bayesian tree inferred from known and newly sequenced Bitylenchus ventrosignatus from Botswana based on the 28 S rDNA region.
The Bayesian tree inferred from known and newly sequenced Bitylenchus ventrosignatus from Botswana based on the 28 S rDNA region.

Measurements of females and males of B. ventrosignatus from Botswana.

n 5 ♀♀ 5 ♂♂
L 526.7 ± 38.8 (496 – 583) 498 ± 23.3 (470 – 521)
a 25.3 ± 1.1 (23.7–26.3) 29.9 ± 3.4 (28.0 – 34.3)
b 4.8 ± 0.2 (4.6 – 5.1) 4.5 ± 0.1 (4.4 – 4.7)
c 13.2 ± 1.4 (11.5 –14.2) 13.7 ± 1.2 (12.1–14.8)
c' 2.9 ± 0.4 (2.7– 3.4) 3.2 ± 0.1 (3.1– 3.5)
V 55.8 ± 0.4 (55 – 56) –
Lip region height 3.8 ± 0.3 (3 – 4) 4.2 ± 0.4 (3.7– 4.6)
Lip region diameter 7.4 ± 0.8 (6–8) 6.8 ± 0.7 (6.2–7.7)
Stylet 13.5 ± 0.6 (13 –14) 14 ± 0.2 (13.7–14.4)
m 39.5 ± 26.3 (51– 54) 52.1 ± 10.1 (40 – 63)
Median bulb to anterior end 52.3 ± 3.3 (48 – 56) 54.1 ± 3.4 (49 – 56)
MB 50.1 ± 1.6 (47– 51) 50.2 ± 0.1 (50 – 51)
Excretory pore to anterior end 87.7 ± 4.2 (85 – 94) 81.6 ± 4.2 (79 – 88)
Pharynx 96.3 ± 4.5 (92–101) 97 ± 0.4 (96 – 97)
Neck 107.6 ± 5.4 (102–114) 111.1 ± 0.3 (110 –112)
Neck base diameter 18.4 ± 2.4 (16 – 21) 15.9 ± 1.2 (14.5 –17.0)
Mid-body diameter 20.8 ± 1.9 (19 –23) 16.7 ± 1.1 (15 –18)
Anal body diameter 14.1 ± 1.3 (13 –16) 11.2 ± 0.1 (11.0 –11.4)
Lateral filed width 4.3 ± 1.1 (3– 6) 4.2 ± 0.1 (4.2– 4.3)
Vulva anterior end 294.5 ± 23.9 (275 – 329) –
Anus anterior end 489 ± 45.1 (461– 541) 461.6 ± 25.0 (431– 478)
Tail length 40.3 ± 4.7 (35 –  44) 36.3 ± 1.8 (35 – 39)
Phasmid 15.1 ± 3.5 (11–18) 13.3 ± 0.6 (12.7–14.2)
Tail annuli 30 ± 6.2 (30 – 35)
Spicules – 22.6 ± 1.2 (21–24)
Gubernaculum – 8.3 ± 0.4 (8 –9)
Bursa length – 67.1 ± 7.9 (59 –76)
eISSN:
2640-396X
Lingua:
Inglese
Frequenza di pubblicazione:
Volume Open
Argomenti della rivista:
Life Sciences, other
Feed RSS della rivista