Background
De Rooij was born in Weesp, and she studied Medicine in Amsterdam until discrimination against her gender obliged her to continue her studies in Zurich.
De Rooij was born in Weesp, and she studied Medicine in Amsterdam until discrimination against her gender obliged her to continue her studies in Zurich.
She studied the cardiovascular system of salamanders of the genus Andrias, and she was awarded her Doctor of Philosophy.
With her qualification she was able to return to Amsterdam where she became a curator at the museum of zoology within the University of Amsterdam. In 1922 she was obliged to leave, but in this short academic career she was able to publish The Reptiles of the Indo-Australian Archipelago. The book was based on reptile specimens that were sent to the museum from the Dutch East Indies.
De Rooij died in Arnhem in 1964.
She had two reptile species named after her: Petronella"s Kukri Snake (Oligodon petronellae) by Roux in 1917 and De Rooij"s skink (Sphenomorphus derooijae), originally named Lygosoma derooyae by J. K. de Jong in 1927. Calamaria ceramensis, 1913
Calamaria lautensis, 1917
Cyrtodactylus malayanus, 1915
Cyrtodactylus sermowaiensis, 1915
Draco taeniopterus, 1915
Eugongylus unilineatus, 1915
Sphenomorphus longicaudatus, 1915
Sphenomorphus nigriventris, 1915
Stegonotus florensis, 1917
Tribolonotus gracilis, 1909.