Sue it could be a register error with the given name as both the birth and death regs were Mary Ivy

From the Burial Register
ROSHER May Ivy 2 months Infant Late residence Yarraville Officiating Minister Rev RAYMOND Underaker or representative of deceased H KING
Denomination Pres Compartment C 337 Common Buried 5 Feb 1910
ROSHER Annie 18 months Infant Late residence Yarraville Officiating Minister Rev RAYMOND
Underaker or representative of deceased H KING
Denomination C of E Compartment C Grave 512 Common Buried 25 Mar 1909
Another record which indicates the
ROSHER family emigrated in 1908.
From the Queen's Memorial Infectious Diseases Hospital [later known as Fairfield Infectious Diseases Hospital] record or patients
ROSHER Albert 13 years Methodist Nationality Australian
Length of residence 8 yearsDate of admission 2 Aug 1916 Admission Order sent 3 Aug 1916 Address 55 Hudston Road, Spotswood
Mother Martha ROSHER, same address. Scholar Diptheria Cured Discharged 2 Sep 1916 32 days
Dr Lord State School Spotswood.
Red Cliffs Cemetery Register and Headstones 3 Apr 1930 to 21 Jul 1985
Source Genealogical Society of Victoria, Mildura Group all on Page 76
ROSHER Henry Death 9 Nov 1932 at Red Cliffs [According to death reg he died in Melbourne]
ROSHER John Death 18 Jul 1955 at Red Cliffs
ROSHER Martha Alice Death 1 May 1946 at Red Cliffs
ROSHER Nettie Mary Ann 21 May 1958 at Red Cliffs
Cheers
Cando