Pinnos02

Who named pinnotherids?

• Carl Linnaeus, of course

• Aristotle

• Darryl Felder

• Charles Darwin

Which invertebrates can serve as hosts for pinnotherids?

• sand dollars and sea biscuits

• sea cucumbers

• molluscs

• polychaetes

• all of the above and more

How many extant pinnotherid species are there currently?

• ~ 322 within 60 genera

• ~ 51 within 7 genera

• ~ 777 within 123 genera

• only 21 in one genus

How many subfamilies are currently established in the family Pinnotheridae?

• 2

• 3

• 4

• 5

Bonus Question:

How many times to I appear in the video?

• 1

• 2

• 3

• 4