Tryblidiidae

Tryblidiidae is an extinct family of paleozoic monoplacophorans in the superfamily Tryblidioidea.

Tryblidiidae Temporal range: Ordovician-Silurian
Drawing of the shell of Pilina unguis. Head region is on the left.
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Monoplacophora
Order:	Tryblidiida
Superfamily:	Tryblidioidea
Family:	†Tryblidiidae von Zittel, 1899[1]

Genera

Genera in the family Tryblidiidae include:

• †Tryblidium Lindström, 1880. From Ordovician and Silurian.^[2]
• †Drahomira Perner, 1903
  • †Drahomira barrandei
  • †Drahomira glaseri
  • †Drahomira kriziana
  • †Drahomira rugata
• †Helcionopsis Ulrich & Scofield, 1897
• †Pentalina Horný, 1961
  • †Pentalina prantli Horný, 1961
• †Pilina