Hi Lisa,
Here are the names that I see in the records:
Maria/record 41:
filha natural
father = Manuel Silveira de Souza Lucas, solteiro, carpinteiro
mother = Mariana Luiza, solteira, costureira
paternal gps = Manuel Silveira de Souza and Anna Luiza
maternal gps = Antonio Jose Baleil and Maria Josefa
Francisca/ record 5:
filha natural
father = Manoel Silveira Lucas, carpenteiro
mother = Marianna Josefa, empregada no governo domestico
paternal gps = Manoel Silveira de Sousa [Sa??a] and Anna Luisa
maternal gps = Antonio Jose [Bali??] and Maria Josefa
Marianna/ record 6:
filha natural
father = Manoel Silveira Lucas, carpinteiro
mother = Marianna Josefa, empregada no governo domestico
paternal gps = Manoel Silveira de Sousa Salsa and Anna Louisa
maternal gps = Antonio Jose [Bolai?] and Maria Josefa, ja defuntos
Despite the inconsistencies, I'd say these records are all from the same family. I'm sorry, I don't know what the maternal grandparent's surname might be.
I hope that helps to answer your questions.
Linda