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| FAMILY list (thumbnails) |
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| FAMILY list (names only) |
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| COLLIGNONICERATIDAE (geographic) |
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| COLLIGNONICERATIDAE (thumbnails) |
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| COLLIGNONICERATIDAE (thumb+maps) |
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| COLLIGNONICERATIDAE (names only) |
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| COLLIGNONICERATIDAE (no synonyms) |
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| COLLIGNONICERATIDAE (no variety) |
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Class: CEPHALOPODA
--- Taxon Tree: AMMONOIDEA [Subclass] - AMMONITIDA [Order] - ACANTHOCERATOIDEA [Superfamily]
------ Family: COLLIGNONICERATIDAE Wright & Wright, 1951 † (Sea)
--------- SubFamily: COLLIGNONICERATINAE
------------ Genus: Prionocyclus Meek , 1876 †
| --------------- Species: Prionocyclus quadratus Cobban, 1953 † - ID: 6445000046 | |||||||
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Please email your image to: Claudio Galli - last updated: 28/ago/2017