People Frans Titus Valck Lucassen peoplepill id: frans-titus-valck-lucassenFTVL 4 views today 4 views this weekFrans Titus Valck LucassenBiographyListsAlso ViewedThe basicsQuick FactsisZoologist EntomologistWork fieldBiologyGenderMaleListsFrans Titus Valck Lucassen is in following listsBy field of workNotable biologistsGender:MaleBy work and/or countryNotable ZoologistsGender:MaleNotable EntomologistsGender:Male comments so far.CommentsFrans Titus Valck Lucassen