How to make an origami elasmosaurus

(page 8)

13th picture of origami elasmosaurus

13.

Put two flaps down.

Prepare to apply two "valley-folds" and then "unfold" .

14th picture of origami elasmosaurus

14.

Apply two "valley-folds" of the step #13 and then "unfold" .

Prepare to apply two "inside reverse-folds" .