'Class osteichthyes bony fish' diaporamas de présentation

Unit 2: Fish, Amphibians, Reptiles

Unit 2: Fish, Amphibians, Reptiles. 8 days. September 10 th : Chordata and Vertebrata. Chordates are animals that have internal notochords. Most are vertebrates, but a few are invertebrates The 2 types of invertebrate chordates are the lancelets and tunicates. General Characteristics.

1.42k views • 106 slides

Biology 1 Chapters 39-41

Biology 1 Chapters 39-41. Fish, Amphibians, and Reptiles. Do Now . What are the 4 characteristics that all chordates have in common? Dorsal nerve cord Notochord Pharyngeal Pouches Post-Anal tail Crash Course: Chordates. Vertebrates.

661 views • 65 slides

Origin and Diversification of Life:

752 views • 54 slides

Invert Quiz

590 views • 48 slides

CHAPTER 14 Animals of the Pelagic Environment

408 views • 39 slides

Class Agnatha 80 species of hagfishes and lampreys Skin lacks scales and plates

Class Agnatha 80 species of hagfishes and lampreys Skin lacks scales and plates Cartilaginous skeleton, unpaired fins Notochord remains throughout life Some are parasitic Hagfishes are marine; most lampreys live permanently in fresh water All lampreys reproduce in fresh water.

666 views • 33 slides

Class Agnatha 80 species of hagfishes and lampreys Skin lacks scales and plates

Class Agnatha 80 species of hagfishes and lampreys Skin lacks scales and plates Cartilaginous skeleton, unpaired fins Notochord remains throughout life Some are parasitic Hagfishes are marine; most lampreys live permanently in fresh water All lampreys reproduce in fresh water.

344 views • 33 slides

Class Agnatha 80 species of hagfishes and lampreys Skin lacks scales and plates

Class Agnatha 80 species of hagfishes and lampreys Skin lacks scales and plates Cartilaginous skeleton, unpaired fins Notochord remains throughout life Some are parasitic Hagfishes are marine; most lampreys live permanently in fresh water All lampreys reproduce in fresh water.

354 views • 33 slides

Lec 10: Fish

Lec 10: Fish. I. Fish Research and Limnology II. Taxonomy and Systematics III. Species Richness IV. Life History V. Growth VI. Fisheries and Yield VII. Local Fisheries. 1. I. Fish Research and Limnology. A. Traditionally: A species focus & in isolation

567 views • 32 slides

Fishes Phylum Chordata

Fishes Phylum Chordata. Chapter 24. Class Myxini. Common name: Hagfish Lack jaws Entirely marine Scavenger & Predators- feed on annelids, mollusks, crustaceans, and dead/dying fish About 65 species Best known in North America. Hagfish. Most are completely blind

393 views • 31 slides

elasmo-research/education/shark_profiles/hammerhead_faq.htm

http://www.elasmo-research.org/education/shark_profiles/hammerhead_faq.htm. Hammerhead sharks ( 8 species known) Sea of Cortez has the scalloped hammerhead ( Sphryrna lewini) School around seamounts Slow reproductive rate: females mature at 15 yrs, 12 month

724 views • 30 slides