A type of airplane

onizoDo both the sentences above mean the same in this case, or only one would be correct?

Only the first is correct.

Only #1 is correct.

Edam is a type of cheese.
Still life is a type of painting.
Walnut is a type of nut.
Rainbow trout is a type of freshwater fish.

...and edam and mozzarella are types of cheese(s).

Thank you all for your help.

In the book, the shape of me by Dr. Suesse, the author goes one time, indicating different shapes of flowers, the shape of flowers and another time, indicating different shapes of keys, the shapes of keys.
what is the difference between shape and shapes in this case?

I hope this case can give me some clue about why n

onizo hope this case can give me some clue about why not airplains

Because you used singular 'type'.
Consider also that Dr Seuss writes doggerel for children.

onizo shapes of flowers

Many flowers have many shapes - The shapes of flowers can be heart-shaped, bell-shaped, tube-shaped, star-shaped, bird-shaped, and pentagons.

onizoshape of flowers

Many different flowers have one shape. They are simple flowers.
The shape of these flowers is bell-shaped.

Thank you so much AlpheccaStars for the visual effect. It certainly helps a lot.

I understand what both of you have said, and check the images I was talking about.

He wants the child to think about each shape, I suppose.

The shapes of ships shown are not very shipshape ships.

AlpheccaStarsThe shapes of ships shown are not very shipshape ships.

What looking would suit your taste?