See Emile Bourgeois and Geo. Lechevailier-Chevignard, Le Biscuit de Sevres, Vol. II, Paris, p. 41 for an illustration of a group similar in type to the stag group.
The monogram JL is for Jules-Eugène Legay who is recorded working at the factory 1861-1895.
The monogram EC is for Charles-Ernest Couturier who is recorded working at the factory 1865-1899.