Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.



Published on

vėžiagyviai. pirmo semestro darbas anglų kalbos paskaitai.

  • Be the first to comment


  1. 1. Crustacea Ingrida Olendraitė Vitalija Pundziūtė Molecular biologists University of Vilnius
  2. 2. The aim: to introduce a class of CrustaceaOutline of presentation:(part I) The basic lineament Systems: digestive and excretory, respiratory, cardiovascular.(part II) Nervous (sense organs included) system and reproduction (development included) Classification Conclusions
  3. 3. The basic lineament• Where do they live?• Size. woodlouse krill crab barnacles
  4. 4. Structure: head thorax abdomenMoult
  5. 5. digestive system foregut; midgut; hindgut;
  6. 6. Excretory systemAntennal glandMaxillary glandIn form of amoniaUric acid
  7. 7. CardiovascularDorsal ostiate heartwithin a pericardial cavity and variously developed vessels emptying into an open hemocoel.
  8. 8. Respiratory systemGills body surface
  9. 9. Nervous system
  10. 10. Sensory organs
  11. 11. Reproduction
  12. 12. Development
  13. 13. Classification1 4 322 5 6
  14. 14. The main issues “Invertebrates” (R.C. Brusca, 2003) “Invertebrates” (2ed edition, R.C.Brusca, 2003) “An introduction to the invertebrates” (2ed edition, Janet Moore, Cambridge press) “ Bestuburių zoologija” (R. Kazlauskas, 1988) “Bestuburių zoologija. Iliustruotas žinynas” (“Šviesa” press) staceans.htm tml tacean