Psilocybe species ?- Chhattisgarh

Is it Psilocybe sp.? – indiantreepix | Google Groups : 2 images.

I collected this wild mushroom recently. Experts are trying to establish its identity. Many of them believe it as Psilocybe sp.
http://www.discoverlife.org/mp/20p?see=I_PAO6575&res=640
http://www.discoverlife.org/mp/20p?see=I_PAO6576&res=640