I just had a quick look for you doesn't look like he has been online since 2009, so it might take him some time to reply.
Do you have " David HERD and Euphemia BURT. David and Euphemia were married on the 3rd March, 1846 at Wemyss in Fife. Euphemia was about 22 years old when she married David, having been b/chr. on 27th August, 1823."Her parents, William BURT and Christian KINNEAR"
"Children from the IGI
Christian (Christina?) Herd born 29th November, 1846 at Wemyss in Fife.
Jane Herd was born 9th January, 1850 at Wemyss.
Euphemia Herd was born 2nd April, 1851 at Wemyss.
Davidina Herd was born on 7th March, 1854 at Wemyss.
Isabella Herd was born on 19th September, 1856 at Wemyss.
Jemima Burt Herd was also born on 19th September, 1856 (I checked that again on the IGI, and yes, there is an extracted birth/chris. record).
William Herd born 28th January, 1859 at Wemyss.
David Herd born 15th October, 1864 at Wemyss"
"1881, and found this on the Census taken at Randolph Street at Wemyss
Mrs HERD Head Widow Age 56 Seamstress b. Buckhaven.
Jane A. HERD Daur Unmarr Age 31 b. Buckhaven.
Davidina HERD " Unmarr Age 26 Milliner b. Buckhaven.
Jemima HERD " Unmarr Age 24 Milliner b. Buckhaven.
Jemima J.K.Law Board " Age 24 Teacher b. Montrose, Forfar"
*I have a David Herd in my family tree but he was born in 1766, it would be interesting to see where your Herd line leads to.