Pratylenchus ekrami
Bajaj, Harish K. and Bhatti, D.S., 1984

Measurements:  Holotype (female);  L = 602 um; a = 39; b = 6.9; b = 4.0; c = 25; V = 83; spear = 12 um; c = 2.9.
 Paratypes (8 males):  L = 402-536 um; a = 29-34; b = 5.2; b = 4.0; c = 19-26;  spear = 12 um; c = 1.9-2.2.
 Paratypes (22 females):  See Table 1.

 P. ekrami, 22 female paratypes

Characters Mean Range SD CV
Length (um) 533 429-632 52 9.8
Body width (um) 18 15-24 2.5 14.2
A 29 20-39 4.3 14.8
B 6.5 5.0-7.8 0.55 8.5
B' 4.5 3.6-5.0 0.36 8.0
C 21 17-30 2.9 13.4
V 80 79-83 1.3 1.6
Spear (um) 12 11-13 0.53 4.4
Post uterine sac (um) 32 30-37 3.0 9.2
Tail (um) 25 16-27 2.7 10.8
Tail annules 32 26-40 3.5 10.9

Description:  Female:  Body open c shaped upon fixation, tapering abruptly behind vulva.  Lateral lines four, extending to tail terminus, outer ones crenate.  Lateral fields occupying about 1/3 mid body width.  Head region continuous with rest of body, truncated anteriorly, with three annules.  Cephalic framework sclerotized, extending posteriorly up to two body annules.  Spear 11-13 um long with rounded sloping knobs.  Corpus long, almost cylindrical.  Median bulb usually post equatorial, its shape variable from narrow oval, large rounded to bilobed.  Esophageal gland lobe 36-55 um long, overlapping intestine up to 2-3 body widths behind cardia.  Opening of dorsal esophageal gland 3-4 um from base of spear.  Nerve ring at mid isthmus.  Excretory pore 74-97 um from anterior extremity or up to 8 um anterior to 8 um posterior to esophago-intestinal junction.  Hemizonid just anterior to excretory pore.  Spermatheca elongate oval, 18-37 x 10-15 um, usually filled with sperm.  Tricolumella well developed.  Vulva a transverse slit located at 77-83% of body length.  Post vulval uterine sac 30-37 um long, occupying 27-36% of vulva-anus distance, usually with 2-3 differentiated cells.  Anal body diameter 9-14 um.  Tail elongated conoid to subcylindrical, 1.9-3.0 anal body widths long with 26-40 tail annules.  Tail tip narrowly to broadly rounded, may be truncated with a mucron-like process of bifid.  Phasmids anterior to middle of tail.
 Male:  Spicules 15 um long.  Gubernaculum trough-shaped, 7-8 um long.  Phasmids extending into smooth or crenate caudal alae.  Tail tip pointed to bifid.
 Type host and locality:  Soil and root of Pyrus malus L. from horticultural farm, Dept. of Horticulture, H.A.U., Hissar, India.
 Type specimens:  Holotype mounted on slide No. 1, Pratylenchus ekrami n. sp.; paratypes on slides Nos. 2-8.  Holotype and 18 female and 6 male paratypes deposited.