Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. CHAPTER 32 Order Psocoptera (Psocids, Bark Lice, and Book Lice)*

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. A winged psocid on a leaf.

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.1 Representative adult Psocoptera: a, Speleketor flocki; b, Psyllipsocus ramburi.

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.2 Oral structures: a, median section of head of Ectopsocus briggsi; b, maxilla of Speleketor flocki.

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.3 a, Echmepteryx madagascariensis (family Lepidopsocidae), hypopharynx (s,sitophore sclerite; l, lingual sclerite; h, hypopharyngeal filament)

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.4 a, Echmepteryx madagascariensis, maxillary palpus (s = spur sensillum)

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.5 a, Lithoseopsis sp. (family Amphientomidae), coxal organ

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.6 a, Pseudarchipsocus guajiro (family Archipsocidae), forewing

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.7 a, Valenzuela micans (family Caeciliusidae), mandible

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.8 a, Ectopsocus briggsi (family Ectopsocidae), forewing

Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. Figure 32.9 a, Nadleria gamma (family Lachesillidae), pretarsal claw