Plate XXXI: Silurian and Devonian mix

Figure Number Modern genus and species 1889 Genus and species Phyllum or Class Age, etc.
1-4 ? Rhynchonella louisvillensis n. sp. brachiopod Devonian
5 ? Murchisonia petila Hall ∓ Whitfield 1872 gastropod Silurian
6-9 Attribonium gainesi (Nettleroth) Rhynchonella gainesi n. sp. brachiopod Devonian
10, 11 Mucrospirifer mucronatus (Conrad) Spirifera mucronata (Conrad) brachiopod Devonian
12 ? Tentaculites scalariformis Hall 1843 pteropod, mollusk Devonian
13 ? Spirifera sculptilis (Hall 1843) brachiopod Devonian
14-17 Centronella glansfagea (Hall 1857) Centronella glans-fagea (Hall 1857) brachiopod Devonian
18 ? Paracyclas octerlonii n. sp. pelecypod Devonian
19, 20, 30 ? Chonetes yandelliana Hall 1857 brachiopod Devonian
21 same as 1889 Platyceras echinatum Hall 1861 gastropod Devonian
22-25 Cupularostrum tethys (Billings) Rhynchonella tethys Billings 1860 brachiopod Devonian
26-28 Pentamerella thusnelda Nettleroth Pentamerella thusnelda n. sp. brachiopod Devonian
29 Palaeozygopleura hamiltoniae (Hall) Loxonema hamiltoniae Hall 1861 gastropod Devonian
31-33 Floweria chemungensis var. arctostriatus (Hall) Streptorhynchus arctostriata (Hall 1860) brachiopod Devonian

 

 

 

 

Last Modified on 2019-02-05
Back to Top