The species of the genus Aretaon correspond in the habitus typical representatives of the Obrimini and are very similar in appearance to those of the genera Trachyaretaon and Sungaya.

In egg-laying adult females, the abdomen in the middle is clearly thickened in height and width and thus almost circular in cross-section.

In the metasternum there are no holes or pits or noticeable slits, which are common for representatives of the genera Brasidas, Euobrimus and Obrimus are typical.

[4] Aretaon muscosus is in the further northwest located state Sarawak, more precisely in the Gunung Mulu National Park, but is also said to occur in Sabah.

Also Philip Edward Bragg, who had already made the experience that the spines and lobes adult of the Aretaon asperrimus is significantly reduced, mentioned this possibility in 2001, holding a synonymization but for too hasty.

Francis Seow-Choen revalidated the species in 2016 because its types match perfectly with the specimens he found from the Gunung Mulu National Park.

[13][14] Another, color-distinguishable, sexual strain goes into fertilized female, which Joachim Bresseel collected in 2010 on Mount Gantung on Palawan.

[8][9][14] In July 2014 Albert Kang collected another species in the Gunung Mulu National Park, which Thierry Heitzmann was able to breed successfully in 2015.