| Reteocrinus alveolatus Bobcaygeon Formation Brechin, Ontario, Canada This crinoid was preserved in an upright position. A very unique specimen. Size: 5 cm tall | 
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| Reteocrinus alveolatus Bobcaygeon Formation Brechin, Ontario, Canada This crinoid was preserved in an upright position. A very unique specimen. Size: 5 cm tall |
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