I have classified this type of glyph as belonging to GD32. Though the bottom part looks like the tail of a shark of the type in GD62.

The tail makes it possible to connect the glyph above with this glyph in 5c:

And we can recognize in 2c a similar 'shark' as that in 5c::

The gaping mouths crying out in unison may have something to do with the birth in 3c: