Enteral Phase

L1 entering columnar epithelium SEM. Courtesy K. Wright

Adult Female

Adult Female

Schematic of female worm anatomy

Adult Female in situ in SI. TEM. E, esophagous; HGC, hypodermal gland cell; L, lumen; CEC, columnar epithelial cell. Courtesy K. Wright

Adult Female with eggs

Adult female, high magnification. Note newborn larvae.

Adult Female with newborn larvae

Newborn larvae

Newborn larva, high magnification

Adult Male

Schematic of male worm anatomy

L1 6 hr SEM

L2 13 hr SEM

L2 17 hr SEM

L4 Male SEM

L4-adult molt SEM

Adult Male SEM

Adult Male SEM

Adult Male with extruded copulatory bell SEM

Adult Male with extruded copulatory bell, high magnification SEM

Adult Female stichosome

Adult Female stichocyte TEM

Adult Female stichocyte, high magnficiation TEM

Adult Female stichocyte, higher magnification TEM

Adult Female stichocyte, higher magnification TEM

Adult Female pair of hypodermal gland cells TEM

Adult Female hypodermal gland cell, highest magnification TEM