On this record it refers to a further 'memorandum' on Page 61, No. 482. Is it possible to obtain a copy of this 'memorandum'? It may throw some more light on this person.
It looks like a register entry was out of sequence/place :-

Year: 1819
Month: Nov
Day: 25
Surname: SEIR
Forenames: Elizabeth
Residence: Col[e]ford
Age_at_death: Years 86
Officiating_Minister: P M Procter Vicar
Event: Burial
Cause_of_death:
Memoranda: See omitted at Page 59 No 470
Notes:
Register_Reference: P227 IN 1/16
Page_No: 61
Parish_Chapel: Newland