Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 5.8 cm across.

Photo title: Bryozoan on Brachiopod

Taxa present: Hederella sp., Paraspirifer bownockeri

View full record

Submitted on 2025-09-03 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: The trilobite is 4.3 cm tall

Photo title: Trilobite with Brachiopod

Taxa present: Eldredgeops milleri, Strophodonta sp.

View full record

Submitted on 2025-09-03 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: The trilobite is 4.7 cm.

Photo title: Trilobite

Taxa present: Eldredgeops milleri

View full record

Submitted on 2025-09-03 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: This trilobite is 5.2 cm tall.

Photo title: Trilobite

Taxa present: Eldredgeops milleri

View full record

Submitted on 2025-09-03 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: This trilobite is 5.7 cm across.

Photo title: Trilobite

Taxa present: Eldredgeops milleri

View full record

Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: The gastropod is 3.4 cm across.

Photo title: Gastropod

Taxa present: Platyceras bucculentum

View full record

Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: This specimen is 4.8 cm across.

Photo title: Fish Plate

Taxa present: Protitanichthys sp.

View full record

Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: The base of this specimen starts with an articulate brachiopod (probably Strphodonta). On the Strophonta is the inarticulate brachiopod Crania. On the Crania is another Crania and two specimens of the inarticulate brachiopod Philhedra. In addition the coral Aulopora is on the Strophodonta. Continued on View #2 side two. The entire specimen is 4 cm across.

Photo title: Inarticulate Brachiopods on an Articulate Brachiopod - View #1

Taxa present: Strophodonta sp., Petrocrania hamiltoniae, Philhedra crenistriata, Aulopora microbuccinata

View full record

Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: Continued from View #1. On this side we have the inarticulate brachiopod Philhedra sitting on the piece of Strophodonta. In addition, on this side we have the bryozoan Hederella. Quite the variety of life on a specimen that is only 4 cm across.

Photo title: Inarticulate Brachiopod on an Articulate Brachiopod - View #2

Taxa present: Hederella sp., Philhedra crenistriata, Strophodonta sp.

View full record

Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: This specimen is 7 cm across the entire piece.

Photo title: Brachiopods

Taxa present: Devonochonetes fragilis

View full record

Submitted on 2011-02-09 by Joseph Koniecki

Location (approximate): Sylvania, Lucas, OH

Strat unit: Silica formation

Submitter notes: The largest brachiopod is 2.5 cm across.

Photo title: Brachiopods

Taxa present: Devonochonetes sp.

View full record

Submitted on 2025-09-03 by Joseph Koniecki

Location (approximate): Milan, Washtenaw, MI

Strat unit: Silica formation

Submitter notes: This specimen is 5.3 cm tall.

Photo title: Trilobite

Taxa present: Eldredgeops milleri

View full record

Submitted on 2011-04-18 by Joseph Koniecki

Location (approximate): Paulding, Paulding, OH

Strat unit: Silica formation

Submitter notes: This specimen is 8 cm across.

Photo title: Bryozoan Colony

Taxa present: Sulcoretepora sp.

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 6 cm across.

Photo title: Coral

Taxa present: Heterophrentis simplex

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This specimen is 11 cm across.

Photo title: Bryozoan Colony

Taxa present: Leptotrypella quadrangularis

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Arkona formation

Submitter notes: This specimen is 3 cm tall.

Photo title: Clam

Taxa present: Leiopteria ausablensis

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Thedford, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 19 cm across.

Photo title: Coral Colony

Taxa present: Platyaxum frondosum

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 6.5 cm tall.

Photo title: Coral Colony

Taxa present: Eridophyllum subcaespitosum

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 7.5 cm tall.

Photo title: Coral Colony

Taxa present: Platyaxum frondosum

View full record

Submitted on 2011-06-01 by Joseph Koniecki

Location (approximate): Arkona, Lambton, ON

Strat unit: Hungry Hollow formation

Submitter notes: This specimen is 12.5 cm across.

Photo title: Coral Colony

Taxa present: Platyaxum frondosum

View full record