The anal opening is situated in the posterior segment of the body.
The alimentary canal runs longitudinally through the center of the body from mouth to anal opening.
There is no anal opening, and the alimentary canal thus forms a system of fine branches closed at the tips, and extending all through the body.
In the middle (or very nearly in the middle) of this surface of the disk there is a small pore, the anal opening.
Anal opening near upper edge of thighs; short anal flap bordered above by thin dermal fold; small tubercles and heavy dermal fold lateral to anal opening.
Anal opening at the level of the upper edge of thighs; anal flap short; anal opening bordered above by thin transverse dermal fold and laterally by heavy dermal fold.
Idyia roseola seen from the broad side, half natural size; a anal opening, b lateral tube, c circular tube, d e f g h rows of locomotive flappers.
Young Idyia seen from the anal extremity, magnified; a anal opening, other letters as in Fig.
The hindgut extends from its junction with the midgut to the cloacal or anal opening.
Anal opening at level of lower edge of thighs; anal sheath elongate, deeply creased medially; transverse dermal fold above anus.
Anal opening directed posteroventrally at middle of thighs; two transverse dermal folds above anus; short, thin anal sheath present; many small tubercles lateral and ventral to anal opening.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "anal opening" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
