Year from Eschmeyer CofF ver. July 2013: Ref. 93826). Is 1864 in Ref. 48372.
Etymology of Generic name :
Venetian, mendole, mendoulo = a fish (cackerel), 1854, named by Cuvier as "Smaris gagarella", 1790 and perhaps other sea breams + Greek, soma = body (Ref. 45335).