Noun
saxello (plural saxellos)
(music) A variation on the saxophone, with a slightly curved neck and tipped bell.
A number of companies, including Keilwerth, Rampone & Cazzani (altello model), L.A. Sax and Sax Dakota USA, are marketing straight-bore, tipped-bell soprano saxophones as saxellos (or "saxello sopranos"). Source: Internet
Though rare, the Buescher straight alto was a production item instrument while the manzello was indeed a saxello with a custom-made bell. Source: Internet