Base of the evolutionary tree for Sphaenacanthida

← parent

• Sphaenacanthida (35 species)
  • Dorataspididae → (19 species)
    • Dorataspis → (5 species)
      • Dorataspis micropora
      • Dorataspis choanopora
      • Dorataspis collosa
      • Dorataspis gladiata
      • Dorataspis loricata
    • Larcidium → (2 species)
      • Larcidium dodecanthum
      • Larcidium etroplus
    • Hystrichaspis → (2 species)
      • Hystrichaspis dorsata
      • Hystrichaspis fruticata
    • Pleuraspis → (2 species)
      • Pleuraspis costata
      • Pleuraspis sarmentasa
    • Lychnaspis → (4 species)
      • Lychnaspis serrata
      • Lychnaspis longissma
      • Lychnaspis giltschi
      • Lychnaspis polyancistra
    • Dictyaspis furcata
    • Stauraspis echinoids
    • Icosaspis elegans
    • Phractopelta cruciata
  • Lithoptera → (2 species)
    • Lithoptera fenestrata
    • Lithoptera mulleri
  • Acanthometridae → (7 species)
    • Acanthometra → (3 species)
      • Phyllostaurus siculus
      • Acanthometra pellucida
      • Acanthometra fusca
    • Acanthometron → (3 species)
      • Acanthometron pellucida
      • Acanthometron elastricum
      • Acanthometron astraeforme
    • Amphilonche elongata
  • Diploconus → (2 species)
    • Diploconus fasces
    • Diploconus nitidus
  • Hexalaspididae → (5 species)
    • Hexaconus → (3 species)
      • Hexaconus serratus
      • Phractopelta dorataspis
      • Hexaconus ciliatus
    • Coleaspis → (2 species)
      • Coleaspis vaginata
      • Coleaspis coronata

Other links

• Encyclopedia of Life
• NCBI (genetics)"
• Open Tree of Life

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