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Updated description of Paratylenchus lepidus Raski 1975 and P. minor Sharma, Sharma and Khan, 1986 by integrating molecular and ultra-structural observations

Munawar Maria
Munawar Maria
, 
Wentao Miao
Wentao Miao
, 
Weimin Ye
Weimin Ye
 and 
Jingwu Zheng
Jingwu Zheng
   | Sep 17, 2019
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Article Category: Arts & Humanities
Published Online: Sep 17, 2019
Page range: 1 - 13
Received: Jun 28, 2019
DOI: https://doi.org/10.21307/jofnem-2019-056
© 2019 Munawar Maria et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1:

Light photomicrographs of Paratylenchus lepidus (Raski, 1975a,  b). (A) Entire female; (B) lateral lines; (C-D) pharyngeal regions, arrow pointing on the excretory pore (exp); (E) posterior region showing gonad; (F-I) tail regions, arrows pointing on vulva and anus (a) (Scale bars = A = 50 μm, B-I = 10 μm).
Light photomicrographs of Paratylenchus lepidus (Raski, 1975a,  b). (A) Entire female; (B) lateral lines; (C-D) pharyngeal regions, arrow pointing on the excretory pore (exp); (E) posterior region showing gonad; (F-I) tail regions, arrows pointing on vulva and anus (a) (Scale bars = A = 50 μm, B-I = 10 μm).

Figure 2:

Scanning electron microscopy of Paratylenchus lepidus (Raski, 1975a,  1975b). (A-C) Lip regions; (D, E) vulval regions; (F, G) posterior region arrows showing position of vulva; (H-K) female tails (Scale bars, A-C = 5 μm; D-K = 10 μm).
Scanning electron microscopy of Paratylenchus lepidus (Raski, 1975a,  1975b). (A-C) Lip regions; (D, E) vulval regions; (F, G) posterior region arrows showing position of vulva; (H-K) female tails (Scale bars, A-C = 5 μm; D-K = 10 μm).

Figure 3:

Light photomicrographs of Paratylenchus minor (Sharma et al., 1986). (A) Entire female; (B) lateral lines; (C-D) lip region arrow pointing on the stylet basal knobs (st.k): (F-I) pharyngeal regions, arrow pointing on dorsal pharyngeal gland orifice (dgo), excretory pore (exp), hemizonid (h) and pharyngea basal bulb (ph.b); (J) posterior region showing gonad, arrow pointing on vulva (v); (K) vulval region; (L-O) tail regions, arrows pointing on vulva and anus (a). (Scale bars =A = 50 μm, B-O1 = 0 μm).
Light photomicrographs of Paratylenchus minor (Sharma et al., 1986). (A) Entire female; (B) lateral lines; (C-D) lip region arrow pointing on the stylet basal knobs (st.k): (F-I) pharyngeal regions, arrow pointing on dorsal pharyngeal gland orifice (dgo), excretory pore (exp), hemizonid (h) and pharyngea basal bulb (ph.b); (J) posterior region showing gonad, arrow pointing on vulva (v); (K) vulval region; (L-O) tail regions, arrows pointing on vulva and anus (a). (Scale bars =A = 50 μm, B-O1 = 0 μm).

Figure 4:

Scanning electron microscopy of Paratylenchus minor (Sharma et al., 1986). (A) Entire female; (B, C) lip regions; (D) lateral lines; (E) vulval region; (F) posterior region, arrows showing position of vulva (Scale bars, A = 50 μm; B, C, E = 5 μm; D = 10 μm; F = 20 μm).
Scanning electron microscopy of Paratylenchus minor (Sharma et al., 1986). (A) Entire female; (B, C) lip regions; (D) lateral lines; (E) vulval region; (F) posterior region, arrows showing position of vulva (Scale bars, A = 50 μm; B, C, E = 5 μm; D = 10 μm; F = 20 μm).

Figure 5:

Tree inferred from 18S under TrN+I+G model (-lnL=4424.0723; AIC=8862.1445; freqA = 0.2337; freqC=0.2276; freqG=0.2917; freqT=0.247; R(a)=1; R(b)=2.2828; R(c)=1; R(d)=1; R(e)=7.2373; R(f)=1; Pinva = 0.6811; Shape = 0.7399). Posterior probability values exceeding 50% are given on appropriate clades.
Tree inferred from 18S under TrN+I+G model (-lnL=4424.0723; AIC=8862.1445; freqA = 0.2337; freqC=0.2276; freqG=0.2917; freqT=0.247; R(a)=1; R(b)=2.2828; R(c)=1; R(d)=1; R(e)=7.2373; R(f)=1; Pinva = 0.6811; Shape = 0.7399). Posterior probability values exceeding 50% are given on appropriate clades.

Figure 6:

Bayesian 10001st tree inferred from 28S under GTR+G model (-lnL=5406.0205; AIC=10830.041; freqA=0.2094; freqC=0.2149; freqG=0.3191; freqT=0.2565; R(a)=0.5351; R(b)=2.123; R(c)=0.9422; R(d)=0.4173; R(e)=4.3792; R(f)=1; Pinva = 0; Shape = 0.3021). Posterior probability values exceeding 50% are given on appropriate clades.
Bayesian 10001st tree inferred from 28S under GTR+G model (-lnL=5406.0205; AIC=10830.041; freqA=0.2094; freqC=0.2149; freqG=0.3191; freqT=0.2565; R(a)=0.5351; R(b)=2.123; R(c)=0.9422; R(d)=0.4173; R(e)=4.3792; R(f)=1; Pinva = 0; Shape = 0.3021). Posterior probability values exceeding 50% are given on appropriate clades.

Figure 7:

Bayesian 10001st tree inferred from ITS under GTR+I+G model (-lnL=9973.9414; AIC=19967.8828; freqA=0.2117; freqC=0.2617; freqG=0.2691; freqT=0.2574; R(a)=1.3546; R(b)=2.6646; R(c)=1.6199; R(d)=0.7276; R(e)=3.229; R(f)=1; Pinva=0.3363; Shape=1.6939). Posterior probability values exceeding 50% are given on appropriate clades.
Bayesian 10001st tree inferred from ITS under GTR+I+G model (-lnL=9973.9414; AIC=19967.8828; freqA=0.2117; freqC=0.2617; freqG=0.2691; freqT=0.2574; R(a)=1.3546; R(b)=2.6646; R(c)=1.6199; R(d)=0.7276; R(e)=3.229; R(f)=1; Pinva=0.3363; Shape=1.6939). Posterior probability values exceeding 50% are given on appropriate clades.
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