lovatts crack the cryptic holiday collection no 67

I hope I havnt left it to late for help tp finish the cryptic, I have looked on this site to see if these have been answered previously all to no avail , any help is greatly appreciated.
19a tyrannosaurus rex starts to devour titbit (5)
35a boss who's a cut above the rest (8)
48a shared outside communication signal (8)
60a far-flung meteor disintergrated (6)
24d unassuming ma is going to be unrecognised (6)
36d a murder at sea? that;s just what you need to hear (7)
55d cross art sent up poetry (8)
56d less than perfect rascal vented (8)
57d bullied chapes beaten by tennis serve (7)
63d beholding rows to look through (6)
I would appreciate any help thanx Carole