punct Interrogativus...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/10889 <http://www.w3.org/nl/lemon/frac#Attestation>

punct Interrogativus... 
punct Interrogativus est quem post orationem postulativam solemus comuniter annotare. punctus scilicet planus, et super ipsum punctus longus, in formam cornu. 

data from the linked data cloud