| Ejemplar | Hijos | Nietos |
Blanch ( Shaw's)   desconocido x desconocida |
Mad Crib ( Bill George)  Cribb ( Redmond's) x Blanch ( Shaw's) |
Bitch ( Mad Cribb) Mad Crib ( Bill George) x desconocida Mad Crib ( Bill George) x desconocida |
| Patch ( Clarke's) Mad Crib ( Bill George) x Patch ( Old Patch) Hanson's Mad Crib ( Bill George) x Patch ( Old Patch) Hanson's |
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| Venny ( Edmonds's) Mad Crib ( Bill George) x Tumbler ( Edmonds's) Mad Crib ( Bill George) x Tumbler ( Edmonds's) |
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| Venom ( Ashburnham Bully) Mad Crib ( Bill George) x Wasp ( Moore's) Mad Crib ( Bill George) x Wasp ( Moore's) |
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| Viper ( Bill George) Mad Crib ( Bill George) x Wasp ( Moore's) Mad Crib ( Bill George) x Wasp ( Moore's) |
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| Viper (Hulse) Mad Crib ( Bill George) x Duchess ( Hulse's) Mad Crib ( Bill George) x Duchess ( Hulse's) |