hi i found this apothecia that i think is Orbilia but im not sure because it has positive reaction in Melzer.  nobody knows if is it really Orbilia? or what other genera are related with it ?  

this is the description

Apothecia superfitial and sessil. Disc flat , pale orange , waxy, 1.0 mm diam. growing on wood.
Ascospores ellipsoids, hyaline, smooth, 0 - 1 septum with tiny oil drops. 7 - 12 x 2 um
Asci clindric- clavate, thin wall, 8 - spored, uniseriate, blue pore in melzer reagent. (48 - ) 50 - 55 (-60) x 4 um. 
paraphyses cilindric, knob head apex ( 4 - 5 um width) , bifurcated or not, hyaline, complete septate.