Maria Sibylla Merian
Maria Sibylla Merian (2 April 164713 January 1717) was a German-born naturalist and scientific illustrator, a descendant of the Frankfurt branch of the Swiss Merian family. Merian was one of the first naturalists to observe insects directly.
Maria Antonia Ferdinanda of Spain
She was born at the Royal Alcázar of Seville in Seville and was the youngest daughter of Philip V of Spain and of his second wife Elisabeth Farnese. She was born in Seville during the signing of the Treaty of Seville which ended the Anglo-Spanish War. She spent her infancy in the city of her birth before moving to Madrid in 1733. She was baptised with the names "María Antonia" along with "Fernanda" in honour of her half brother, then the heir to the throne. Variations in her name range from "Antonia Fernanda" and "Antonietta Ferdinanda". As a daughter of the King of Spain, she held the title of Infanta of Spain and style of Royal Highness.