Could this be him?
See also https://www.familysearch.org/ark:/61903/1:1:F2H1-S8P
This Portuguese website seems to show Fernando and about 3 siblings.
Funchal, Portugal church records are online at Family Search. https://www.familysearch.org/search/catalog/results?count=20&placeId=132997&query=%2Bplace%3A%22Portugal%2C%20Madeira%2C%20Funchal%22&subjectsOpen=338060-50 Only some of these are viewable from home; for others you need to be at a Family History Center (the ones in the US are still closed due to the pandemic). There are several parishes.