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Early Chordates, Craniate and vertebrate origins

Early Chordates, Craniate and vertebrate origins

Part 1. Where does it start?. Early Chordates, Craniate and vertebrate origins. Phylum Chordata. Animal Kingdom. Vertebrates over here. Chordata (animals with notochord at some stage in life cycle). Craniata (euchordates with a cranium) = Vertebrata. Gnathostomata (Craniata with jaws).

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1.17k views • 52 slides
Hydrostatic Skeletons

Hydrostatic Skeletons

Hydrostatic Skeletons. Jennifer Goble. Read: Kier W.M. 2012. The diversity of hydrostatic skeletons. Journal of experimental Biology 215: 1247-1257 , . Morphological diversity in treehoppers is conveyed by the helmet.

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741 views • 18 slides
Practice Quiz Fish

Practice Quiz Fish

Practice Quiz Fish. Class Agnatha. Hagfish. Hagfish feed on dead or dying fishes. Class Agnatha. Lamprey. Lampreys attach to other fishes and suck their blood. Note the oral disc with horny teeth that can act as a rasp to cut a hole in the fish they attach themselves to. 1. Mouth.

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331 views • 17 slides
A NEW SPECIES OF SHELL-FORMING SEA ANEMONE FROM AUSTRALIA

A NEW SPECIES OF SHELL-FORMING SEA ANEMONE FROM AUSTRALIA

A NEW SPECIES OF SHELL-FORMING SEA ANEMONE FROM AUSTRALIA. Andrea L. Crowther Department of Ecology and Evolutionary Biology. Overview. Associations between hermit crabs and anemones occur in nature Hermit crab and Stylobates Described species of Stylobates

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340 views • 15 slides
A NEW SPECIES OF SHELL-FORMING SEA ANEMONE FROM AUSTRALIA

A NEW SPECIES OF SHELL-FORMING SEA ANEMONE FROM AUSTRALIA

A NEW SPECIES OF SHELL-FORMING SEA ANEMONE FROM AUSTRALIA. Andrea L. Crowther Department of Ecology and Evolutionary Biology. Overview. Associations between hermit crabs and anemones occur in nature Hermit crab and Stylobates Described species of Stylobates

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384 views • 15 slides

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