Any help with these would be appreciated! 3d Technical name for the rib (5) C _ S _ _ 9d A herbivirous dinosaur of the Cretaceous period (11) T _ I _ E _ A _ _ _ _ 20a To act in a servile manner (9) D _ NU _ L _ _ T 21d The structure covering the body of some animals (11) _ _O _K _ _ _ _ _ _ 23a An Asian plant, the seeds of which are used as a spice (8) _ _ R _ A _ _ _ 41a The profession of applying scientific principles to the design, construction and maintenance of machines (11) _ _ _ I _ E _ R _ _ G Thanks in anticipation!