21

1. University of Sulaimania
School of Science
Department of Biology
2nd Class Year
21s t La b.
Pterygotes - Neopteran Insects: Endopterygotes
Orders:
Neuroptera & Siphonaptera
Lecturer: Farhad A. Khudhur

2. Objectives:
This lecture gives knowledge about this lecture gives
knowledge about:
Ant lions and Aphid lions (order Neuroptera),
- Fleas (Order Siphonaptera) Focusing on fleas, the
medically important mammalian ectoparasitic insects
Scientific content:
- Order Neuroptera (Ant lions and Aphid lions).
- Order Siphonaptera (Fleas).

3. Order: Neuroptera
• complete metamorphosis;
• it includes the green and brown lacewings, antlions
and some other insects
• Neuropteran adults are soft-bodied, the abdomen is
cylindrical and without cerci
• Have four membranous wings that are similar in
size, structure, and venation and that are held roof-
like over the body while at rest
• chewing mouthparts
• Antennae filiform.
• The adults may or may not be predaceous

4. FAMILY:Chrysopidae
FAMILY: Myrmeleontidae Chrysopa spp. (Green lacewing)
Myrmeleon spp. (Antlion) (Aphidlion)

5. Order: Neuroptera
Family: Myrmeleontidae
Myrmeleon ( spp. (Antlion

6. Order: Neuroptera
Family: Myrmeleontidae
Myrmeleon ( spp. (Antlion

7. Order: Neuroptera
Family: Chrysopidae
Chrysopa . spp
(Green lacewing)

8. Order: Neuroptera
Family: Chrysopidae
Chrysopa . spp
(Green lacewing)

9. Order: Siphonaptera
• The Siphonaptera (Fleas) are laterally
compressed, wingless, holometabolous insects.
• All species are parasitic in the adult stage and
possess mouthparts modified for piercing and
sucking,
• highly modified combs and setae on their body
and legs, and legs that are modified for jumping.
• Some species are vectors of disease.

11. FAMILY: Pulicidae,
Some important cosmopolitan fleas that
attack humans and domestic animals, including:
- Xenopsylla cheopsis (Oriental rat flea) ,
-Pulex irritans (human flea)
-Ctenocephalides canis (dog flea),
-Ctenocephalides felis (cat flea).

12. Order: Siphonaptera
Family: Pulicidae
Pulex irritans
(human flea)

13. Order: Siphonaptera
Order: Siphonaptera
Family: Pulicidae
Family: Pulicidae
Ctenocephalides felis
Ctenocephalides canis
(Cat Flea)
(Dog Flea)

14. Order: Siphonaptera
Family: Pulicidae
Xenopsylla cheopsis
(Oriental Rat Flea)

15. Order: Siphonaptera
Family: Pulicidae
Larva & Pupa

16. References:
• David, B. V. and Ananthakrishnan, T. N. (2004). General
and Applied Entomology. 2nd ed. Tata McGraw-hill
Publishing Co. Ltd. New Delhi. India. 1184 p.
• Elzinga, Richard J. (1997). Fundamentals of Entomology.
4th ed. New Jersey, Prentice-Hall, Inc. 475 pp.
• Gillot, Cedric. (2005). Entomology. 3rd ed. Springer,
Dordrecht. The Netherlands. 831 pp.
• Grzimek’s Animal Life Encyclopedia, 2nd edition. Volume
3, Insects, edited by Michael Hutchins, Arthur V. Evans,
Rosser W. Garrison,
• Resh, Vincent H. & Cardé, Ring T. (2003). Encyclopedia of
Insects. USA. Academic Press, Elsevier Science, 1266 pp.