Sugriva had no offspring. This can be understood from the words of Sri Hanuman.
Sugriva sends 1 troop of vanaras for searching Sita in Southern side under the leadership of Angada, son of Vali. He put a general condition that the vanara troops should come back within a month, otherwise they face death punishment.
The vanaras under the leadership of ...
Vālmīki Rāmāyaṇa isn't the only other text where the Śunaḥśepa story is narrated or differs from the main version narrated in the Aitareya Brāhmaṇa. The Legend of Śunaḥśepa from H L Hariyappa's Ṛgvedic Legends Through the Ages, on page 219, summarizes the major differences in the story found in these various texts:
Aitareya Brāhmaṇa (AB)
It was Sri Hanuman, who never used any celestial weapons.
During the encounter with Lankhini or war with demons, who attacked at the orders of Ravana or single combat with Indrajit or in the war with Ravana in final war, Sri Hanuman fought either with fist or available steel rods or mountains or trees, etc, but not with celestial weapons.
The following text was from a Vedic scholar's ( Sri Kiron Krishnan) notes on this subject.
A simple search on the origin of this cruel myth shall put light on one of the many Hindu attempts to blaspheme God and Vedas, for the superiority of their gods and incarnate bands.
The mention is made first in Yajur Veda Maitrayani, Kathaka Samhitas, in a litany, ...
The Bala Kanda of Ramayana contains many interpolations.
Episode of Shunashepa was narrated in Sargas 61 & 62 of Bala Kanda, as a part of Episodes of Sage Viswamitra.
I had already explained in my answer to another question that Episode of Viswamitra is an interpolation.
According to the 6th Century version of Ramayana, found in Kolkatta Library, ...