Dyphilidium caninum

Question 1

Common names

Answer 1

o Dog & Cat Tapeworm
o Double-pored Tapeworm
o Flew Tapeworm
o Cucumber Tapeworm
o Pumpkin seed Tapeworm

Question 2

Habitat

Answer 2

Small Intestine

Question 3

Intermediate Hosts

Answer 3

o Dog louse (Trichodectes canis)
o Dog flea (Ctenophalides canis)
o Cat flea (Ctenophalides felis)
o Human flea (Pulex irritans)

Question 4

Final Host

Answer 4

Dog

Question 5

Accidental Host

Answer 5

Man

Question 6

Larval Stage
Infective Stage

Answer 6

Cysticercoid

Question 7

Length (Adult)

Answer 7

10-70 cm

Question 8

Scolex (Adult)

Answer 8

Globular
With four suckers
With armed rostellum (club-shaped)
o 1-7 rows of rose thorn
shaped

Question 9

Proglottids

Answer 9

Double set of reproductive organs

Question 10

Gravid Proglottids

Answer 10

Melon/Pumpkin seed shape
With bilateral genital pore

Question 11

Ova

Answer 11

o Largest egg of cestode
o Spherical
o Thin-shelled
o With 6 hooklets (hexacanth embryo)
o Similar with Taenia spp. Egg
o Enclosed in egg capsule/packets (5-25 eggs/packets)