Middle Triassic lyssacinosan sponges from Upper Silesia (southern Poland), and the history of hexactinosan and lychniscosan sponges

A. Pisera, and A. Bodzioch

1991

Article

Acta Geologica Polonica 41:193-207

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Taxa discussed in this work:

• Hexactinoderma
• Hexactinoderma trammeri
• Silesiaspongia
• Silesiaspongia rimosa

Taxonomy:

• Silesiaspongia rimosa belongs to Silesiaspongia - Pisera and Bodzioch (1991)
• Hexactinoderma trammeri belongs to Hexactinoderma - Pisera and Bodzioch (1991)