1953/06/01 by George C. Wheeler, Jeanette Wheeler · 11 citations
Biochemistry, Genetics and Molecular Biology · Agricultural and Biological Sciences · #Insect and Arachnid Ecology and Behavior #Insect and Pesticide Research #Hemiptera Insect Studies #Anatomy #Biology #Galea #Autapomorphy #Integument
paper · pdf · doi:10.1093/aesa/46.2.175
published in Annals of the Entomological Society of America 46(2), 175-217 (Oxford University Press)
openalex publication_date 1953/06/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/06/26
Sausage-shaped; slightly curved ventrally; terete; diameter nearly uniform, greatest at the fourth abdominal somite, diminishing slightly toward either end. Head on the anterior end.; no neck. Anus posteroventral. Segmentation indistinct. Integumentary spinules coarse and isolated or in short rows. Body hairs very few, minute, simple, acute. Cranium subtrapezoidal in anterior view, slightly narrowed ventrally, dorsal corners broadly rounded. Antennae minute. Head hairs few, very short, simple, acute. Labrum small, bilobed, with only two hairs on the anterior surface. Mandibles very small and feebly sclerotized; basal three-fifths broad and subtrapezoidal in anterior view; apical two-fifths forming a long straight slender sharp-pointed conical tooth; ridges few. Maxillae broad and apparently adnate; integument granular; palp a very small skewed peg; galea a very small knob. Labium a small frustrum; palp a very small irregular projection; opening of sericteries narrow and salient.