Taxonomia

• Lineage:
• Root
/
• Animalia
/
• Sipuncula
/
• Phascolosomatidea
/
• Aspidosiphoniformes
/
• Aspidosiphonidae
/
• Lithacrosiphon

Lithacrosiphon (genus)

• speciesLithacrosiphon cristatus
• speciesLithacrosiphon maldivensis