[Trichuris trichiura] . The adult worms (approximately 4 cm in length) live in the cecum and ascending colon. The life span of the adults is about 1 year.
Image: Left: Egg of T. trichiura in an iodine-stained wet mount Center: Micrograph of an adult female Trichuris human whipworm that is approximately 4cm.
Sep 20, 2018 Adult Trichuris trichiura males are 30-45 mm long, with a coiled posterior end. Adult females are 35-50 mm with a straight posterior end.