패충류에 관한 연구

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목차

Ostracoda
1. Ostracoda
2. Papers
3. Research Plan

본문내용

1. Ostracoda
Taxonomy
Phylum Arthropoda
Class Crustacea
Subclass Ostracoda
Etymology
- Gk. Ostracon (shell) + odes (similar)
Characteristic of Ostracoda
- Small organism – 0,1 ~32mm with calcareous bivalved carapace
- Bivalved carapace encloses an unsegmented shrimplike body
- Various appendages are protruded for locomotion, feeding and reproduction.

Shell 1)
- The shape of shells varies
ex. Elliptical, reniform, subtriangular, subrectangular
- The surface is smooth, ornate (pits, tubercle, setae)
- Well-developed hinge, a large adductor muscle
Fossilization
- Calcified carapace and small size
Valuable tool for the reconstruction of past environmental changes 2)

참고 자료

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