Lewis Short
glis (noun M) : perh. kindred with γαλέη
* A dormouse: Sciurus glis, Linn.; Glis esculentus, Blumenb.; a delicacy with the Romans,Varr. R. R. 3, 15; Plin. 8, 57, 82, § 223 sq.; Mart. 13, 59; Apic. 8, 9; Petr. 31; Amm. 28, 4: in silva mea est glis nullus, Varr. ap. Charis. p. 69 and 106 P.: glirium examina, Plaut. Fragm. ap. Non. 119, 26.
Charlton T. Lewis, Charles Short, A Latin Dictionary