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| FAMILY list (thumbnails) |
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| FAMILY list (names only) |
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| PROTOCYCLOCERATIDAE (geographic) |
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| PROTOCYCLOCERATIDAE (thumbnails) |
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| PROTOCYCLOCERATIDAE (thumb+maps) |
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| PROTOCYCLOCERATIDAE (names only) |
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| PROTOCYCLOCERATIDAE (no synonyms) |
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| PROTOCYCLOCERATIDAE (no variety) |
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Class: CEPHALOPODA
--- Taxon Tree: NAUTILOIDEA [Subclass] - ELLESMEROCERIDA [Order]
------ Family: PROTOCYCLOCERATIDAE Kobayashi, 1935 † (Sea)
------------ Genus: Protocycloceras Hyatt & Zittel, 1900 †
| --------------- Species: Protocycloceras arkansasense Ulrich & al., 1944 † - ID: 6783000021 | |||||||
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Please email your image to: Claudio Galli - last updated: 28/ago/2017