FamilySearch.org has ADELINA ELIZA CANNELL
Christening: 17 DEC 1871 Saint Barnabas, Douglas, Isle Of Man, Father: JOHN JOSEPH CANNELL, Mother: MARGT.

NZ certs should show when and where they married, and Henry Edward Cowley's age. NZ records should also show date of arrival in NZ, and occupations, etc. You need to get these first.

Could he have been HENRY EDMUND COWLEY Christening: 10 JAN 1869 Saint Barnabas, Douglas, Isle Of Man, Father: THOMAS COWLEY, Mother: JANE?

If so, this is his entry in the 1881 census, also on FamilySearch:
Jane COWLEY Wife (Head) M Female 47 Douglas, Isle of Man, England Housekeeper
Eleanor J. COWLEY Daur U Female 17 Douglas, Isle of Man, England
Henry Ed. COWLEY Son Male 12 Douglas, Isle of Man, England Scholar
Alfred C. COWLEY Son Male 10 Douglas, Isle of Man, England Scholar
Joseph E. COWLEY Son Male 9 Douglas, Isle of Man, England Scholar
Eliza C. COWLEY Daur Female 6 Douglas, Isle of Man, England Scholar
Frank E. COWLEY Son Male 4 Douglas, Isle of Man, England Scholar
Eleanor KILLIP Mother In Law W Female 78 Douglas, Isle of Man, England None
Source Information:
Dwelling 13 Drinkwater St
Census Place Onchan, Isle of Man, Isle of Man
Family History Library Film 1342346
Public Records Office Reference RG11
Piece / Folio 5602 / 95
Page Number 19

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