Subphylum Crustacea Part 2: Ostracoda, Copepoda, and More

The video tutorial explores the phylogeny and classification of Pan Crustacea, focusing on various classes such as Ostracoda, Mystico Carida, Branchura, Pentastomida, Copepoda, Tantalocarida, and Thecostrica. It discusses their characteristics, ecological roles, and evolutionary significance, highlighting the diversity and complexity of crustaceans.

Which two superclasses are placed under Pan Crustacea according to the 2019 phylogeny?

• Insecta and Arachnida

• Myriapoda and Chelicerata

• Oligostrica and Alocrustacea

• Hexapoda and Crustacea

What is the common name for members of the class Ostracoda?

• Sea lice

• Seed shrimp

• Tongue worms

• Barnacles

How many described species are there in the class Mystico Carida as of 2023?

• 130

• 13

• 1,300

• 170

What is the primary diet of Branchura, commonly known as fish lice?

• Detritus

• Plankton

• Blood or mucus of hosts

• Algae

What is a notable feature of copepods that distinguishes them from other crustaceans?

• Presence of a carapace

• Lack of a carapace

• Parasitic nature

• Sessile lifestyle

Which class includes species that undergo extreme metamorphosis, such as barnacles?

• Copepoda

• Thecostrica

• Tantalocarida

• Branchura

What unique adaptation do barnacles have for feeding?

• Compound eyes

• Long thoracic legs with jointed cirri

• Parasitic root-like system

• Bioluminescent organs