Note 59 — PART I.—MORPHOLOGY AND PHYSIOLOGY (continued 9)
Reading edition
Embryonic or temporary glands, the “pleuropodia” of Wheeler, viz. the modified first pair of abdominal legs, occur in Œcanthus, Gryllotalpa, Xiphidium, Stenobothrus, Mantis (occasionally a pair on the second abdominal segment, Graber); Blatta, Periplaneta, Cicada, Zaitha, Hydrophilus, Acilius, Melolontha, Meloë, Sialis, Neophylax. (See Wheeler, Appendages of the First Abdominal Segment, etc., 1890.)