Select the incorrect statement with respect to cockroach.

A ring of 6-8 blind tubules called hepatic or gastric caeca is present at the junction of foregut and midgut.

In males, the 7^th sternum is boat-shaped and forms a genital pouch together with the 8^th and 9^th sterna.

Hypopharynx is a median flexible lobe that lies within the cavity enclosed by the mouthparts.

Wings extend beyond the tip of the abdomen in males.