Table 2 List of biomineralized materials in annelids.

From: Black spicules from a new interstitial opheliid polychaete Thoracophelia minuta sp. nov. (Annelida: Opheliidae)

Groups

Type of materials

Position

Main minerals

References

Amphinomidae

Chaetae

External

Ca

Pleijel et al.11

Sternaspidae

Ventral shields

External

Fe, P

Lowenstam10

Siboglinidae

Chaetae

external

Fe, Mn

Duperron et al.29

Cirratulidae

Tubes

External

Ca

Taylor et al.7

Sabellidae

Tubes

External

Ca

Vovelle et al.8

Serpulidae

Tubes

External

Ca

Vinn et al.9

Syllidae

Granule-shaped inclusions

Internal

Ca

Briggs et al.30

Nephtyidae

Granule-shaped inclusions

Internal

Ca

Gibbs and Bryan31

Fabriciidae

(Echinofabricia spp.)

Rod-shaped inclusions

Internal

Ca

Huang et al.28

Opheliidae

(Ophelia spp.)

Rod-shaped inclusions

Internal

?

Belova & Zhadan12

Opheliidae

(Thoracophelia minuta)

Rod-shaped inclusions

Internal

Ca, S

This study