Front wing texture a. front wings nearly always thickened at the base; membranous at tip, beak comes from front or bottom of head; antennae have 4 or 5 segments, Hemiptera b. front wings of uniform texture; beak comes from hind part of head, Homoptera NameDateClass3EnrichmentThe Early Cell Explorersit is hard to believe, but there was a time when we didn't know anything about cell structure.