Diphyllobothrium latum (Continued)
OVA
SIZE: 45 x 65 mcm (medium).
SHAPE: Ovoid.
COLOR: Hyaline to light yellow.
OPERCULUM: Distinct.
CONTENTS: Yolk mass.
ABOPERCULAR PROCESS PRESENT
ADULT
SIZE: Up to 30 meters.
COLOR: Ivory.
SCOLEX
SIZE: 2.5 x 1.0 mm.
SHAPE: Elliptical, spoon-shaped, almond-shape, spatulate.
SUCKERS: longitudinal slit-like grooves (two).
PROGLOTTID
SIZE: 2 to 4 mm by 10 to 12 mm.
SHAPE: Rectangular, broader than long.
GENITAL PORE: Single, ventral.
UTERUS: Rosette-shape (highly visible).
OVARIES: Bilobed.
TESTES: Minute spherical.
Figure 3-39. Stages of Diphyllobothrium latum.
MD0842
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