Tryblidium reticulatum

Tryblidium reticulatum is an extinct species of a paleozoic Silurian monoplacophoran.

This species have been discovered and originally described by Gustaf Lindström from Silurian of Gotland in Sweden in 1880.

[1] It lived in shallow water.

[1] There are visible muscular attachment scars on the ventral view.

This article incorporates public domain text from reference.

Drawing of cross section of lateral view of the shell of Tryblidium reticulatum . Head region is on the left.