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Posts treating: "Longispina lissohybus"

Sunday, 01 February 2015

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Longispina mucronata brachiopod from the Ludlowville formation 

Views of the Mahantango [2015-02-01 09:01:00]  recommend  recommend this post  (734 visits) info

 Devonian; US,ES,NZ
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I picked up this slab of chonetid type brachiopods while visiting a small quarry off Geer Rd. in Madison County, NY. The rock found there is a portion of the Upper Ludlowville formation (Devonian, Givetian stage) which has these zones of shell "pavement". Most of the shells I can't really identify beyond "Chonetid type" because to distinguish between the genra you'd need to see if they had spines growing off the hinge line. As the spines are delicate they often get broken off before the shell [...]
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