This nitripervalida is a funky one, it looks boneless from a side view! While it may look like it, the top of this nitri is not creased upwards.

Size: 3.8L cm 1.75W cm(top: W) .2H cm

Source: Unknown

Colors: Silver, Gold back

Morphs:

Gold back morph.

Side view(yes, every specimen is like this):