Lab: Porifera (sponges)

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Last updated 7:13 AM on 4/11/26
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5 Terms

1
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<p>Class: Calcarea - Calcareous sponges </p>

Class: Calcarea - Calcareous sponges

Leucosolenia

i. Canal system

  1. Dermal ostia - pore

  2. spongocoel

  3. osculum

ii. Skeletal system

  1. Calcareous spicules

  2. Mesohyl

iii. Cells

  1. Porocytes

  2. Pinacocytes

  3. Choanocytes

2
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<p>Class: Calcarea - Calcareous sponges </p>

Class: Calcarea - Calcareous sponges

Scypha or Grantia

i. Canal system

  1. Dermal ostia

  2. Incurrent canals

  3. Prosopyles

  4. Radial canals

  5. Apopyles

  6. Spongocoel

  7. Osculum

ii. Calcareous spicules

iii. Mesohyl

iv. Pinacocytes

v. Choanocytes

3
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<p>Class: Hexactinellida - glass sponge (silica)</p>

Class: Hexactinellida - glass sponge (silica)

Euplectella

4
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<p>Class: Demospongiae - spongin protein </p>

Class: Demospongiae - spongin protein

Bath sponge

5
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<p>Class: Demospongiae - spongin protein </p>

Class: Demospongiae - spongin protein

Spongilla

i. Canal system - Leuconoid

  1. Dermal ostia

  2. Incurrent canal

  3. Prosopyle

  4. Flagellated chamber

  5. Apopyle

  6. Excurrent canal

  7. Osculum

ii. Calcareous spicules

iii. Gemmule

iv. Mesohyl

v. Choanocytes