Fig 04-19 Rabbit (Sylvilagus) left ulna and radius (A, cranial view, fused); rabbit (Oryctolagus) left ulna and radius (B, cranial views, unfused); rabbit (Oryctolagus) left radius and ulna (C, caudal views, unfused); rabbit (Sylvilagus) left radius and ulna (C, caudal views, unfused); rabbit (Sylvilagus) left radius and ulna (D, caudal view, fused).