Exercise 10: Davaineidae

Question 1

Raillietina tetragona

-habitat & DH
-IH
-morph

Answer 1

-small intestine of fowl
-Tetramorium (ants)

-oval scolex armed with/ several small hooks
-genital pore unilateral
-genital pore opens anterior to the middle of the segment

Question 2

Raillietina echinobothrida

-habitat & DH
-2nd IH
-morph

Answer 2

-small intestine of fowl
-Tetramoriumsemilaeve (red ants)

-scolex is circular in shape w/ armed hooks twice as large as that in the R. tetragona
-genital pore unilateral
-genital pore opens posterior to the middle of the segment

Question 3

Raillietina cesticillus

-habitat & DH
-2nd IH
-morph

Answer 3

-small intestine of fowl
-Amara (beetle)

-scolex large with unusual flat and broad structure located