Insect Specimen in Glass and Wood Box (10 Species Including Cicada, Rove Beetle, Stag Beetle, Longhorn Beetle, Rhinoceros Beetle, etc.)

Beautiful insect specimen. Comes in a wooden box with a glass lid.

Size: Approximately 20.3 x 15.3 cm, thickness approximately 4 cm

Contents are likely the following 10 species:

Fulgora candelaria (Lanternfly?)
Xylotrupes gideon (Elephant Beetle)
Lucanus formosanus (Taiwanese Stag Beetle)
Odontolabis elegans (Elegant Stag Beetle)
Neocerambyx sp. (Longhorn Beetle)
Catoxantha opulenta (Jewel Beetle)
Dorysthenes walkeri (Siam Longhorn Beetle)
Rhetulus sp. (Speciosus Stag Beetle *There seems to be a spelling error, with an 'a' missing from the notation.)
Chrysocoma rajah (Jewel Beetle)
Sagra femorata (Femorata Big-thighed Leaf Beetle)
*Please note that I am an amateur, so there may be errors. We appreciate your understanding in such cases.

Weight: Approximately 429g

While housed in a wood and glass box, there are some light brown spots and stains inside due to age. Please check the images.