Claudia,

In the 1803 census for Paso del Norte, Chihuahua, I found the abbreviations listed below used in that census.

Emilie
Port Orchard, WA

Abbreviations used:

C.C. = Confession and Communion

C.C.C. = Confession, Communion, Confirmation

Casdo = Casado/Married

Va. = Viuda/Widow

Va C. C. = Widow who has completed both Confession and Communion

P. = Parvulo/child

S/Soltro = Soltero/bachelor - single, Soltera/maiden - single

id. = ditto (surname)

Esclava/Esclavo = slave

Where abbreviations have been used for names, they have been spelled out, e.g. Anto = Antonio; Franco = Francisco, etc.