Weird Hippopotas & hippowdon sprites(female gender affected)

[PrometheusG]

Describe the bug
It is happening in all generations 4-7(that I checked).when you try to view a female hippopotas it is just showing the male form with a question mark as a backround. In Hippowdon, the male gender sprite is shown only

To Reproduce
Steps to reproduce the behavior:
Open a gen4-7 game and look or make a female hippopotas/hippowdon

Expected behavior
To show the correct sprite