He violently attacked Politian (Poliziano), whose Miscellanea (a collection of notes on classical authors) were declared by Merula to be either plagiarized from his own writings or, when original, to be entirely incorrect.
His Libertes de l'eglise gallicane (1594) is reprinted in his Opera sacra juridica his orica miscellanea collecta (1609).
In imitation of Antimachus he wrote a work called Catachannae, probably a kind of miscellanea.
Reference has already been made to the Miscellanea curiosa medico-physica (1670-1704); the Monatliche Erzdhlungen (1689) was also devoted to natural science.
Previously he had begun a small periodical, Miscellanea Mathematica, which extended only to thirteen numbers; subsequently he published in five volumes The Diarian Miscellany, which contained large extracts from the Diary.