Arjuna describes his own experience of the Cosmic Form in this and the following verses 15 to 31. Bhutaviseshasanghan Hosts of various classes of beings both animate and inanimate. These numerous entities are in Thy Cosmic Form like hairs on the human body.
Translation
11.15 Arjuna said I behold, O Lord, in Your body all the gods and all the diverse hosts of beings. Brahma, Siva (Isa) who is in Brahma, the seers and the lustrous snakes.
Meaning
Arjuna describes his own experience of the Cosmic Form in this and the following verses 15 to 31. Bhutaviseshasanghan Hosts of various classes of beings both animate and inanimate. These numerous entities are in Thy Cosmic Form like hairs on the human body. Brahma the fourfaced the Lord of all creatures is seated in the centre of the earthlotus on the Meru which forms the thalamus as it were of the earthlotus. Sages such as Vasishtha. Serpents such as Vasuki. Moreover --
Word by word
पश्यामि (I) see देवान् the gods तव Thy देव O God देहे in the body सर्वान् all तथा also भूतविशेषसङ्घान् hosts of various classes of beings ब्रह्माणम् Brahma ईशम् the Lord कमलासनस्थम् seated on the lotus ऋषीन् sages च and सर्वान् all उरगान् serpents च and दिव्यान् divine.