Hornbill I know of these turtle breedings at Chester
African Spurred Tortoise (Geochelone sulcata) 1979 7 first European breeding of what was then a rare species in captivity
Red-footed Tortoise (Chelonoidas carbonaria) 2001 5; 2002 15
Yellow-footed Tortoise (Chelonoidas denticulata) 2005 1; 2006 7
Greek Tortoise (Testudo graeca) 1984 5; 1985 1
Hermann's Tortoise (Testudo hermanni) 1984 2
Egyptian Tortoise (Testudo kleinmanni) 2005 7; 2006 10; 2007 3
Pancake Tortoise (Malacochersus tornieri) 2006 1; 2007 2
Eastern Box Turtle (Terrapene carolina) 1990 2; 1991 1; 1992 1; 1993 1
Malayan Box Turtle (Cuora amboiensis) 1997 3; 1998 1; 1999 2; 2000 4
Chinese Three-striped Box Turtle (Cuora trifasciata) 2007 4 first UK breeding
Black Marsh Turtle (Siebenrockiella crassicollis) 2006 5 (1 did not survive); 2007 1
A list of all turtles which I know to have been kept at Chester can be found in the Old Species at Chester thread, Testudines file.