having a haustellum.
adapted for sucking, as the mouthparts of certain insects.
Origin of haustellate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for haustellate
Historical Examples of haustellate
Instrumenta suctoria: mouth parts of a haustellate insect as a whole.
The Hempitera are Haustellate insects; they have four wings, which are membranous and naked.
Haustellate: formed for sucking: applied chiefly to mouth structures.