Mediaeval 1.  Many could be worn with a crinoline or one-hoop skirt for added fullness. Some vintage reproductions, some modern repro. 

Med1 XXS or young teen. B 76 W 66 $55.

Med 4 XS About size 8: B 80cm, W 60, underarm to waist 19, waist to hem 112. Ivory silk bodice, and a floaty white skirt. Photo below over crinoline (not included in price). Made in the 1990s. $180

Med3 S B 87 W 71 length from shoulder to hem 117. Crimson velvet. Vintage 1960s. $80.