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| FAMILY list (thumbnails) |
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| FAMILY list (names only) |
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| GEISONOCERATIDAE (geographic) |
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| GEISONOCERATIDAE (thumbnails) |
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| GEISONOCERATIDAE (thumb+maps) |
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| GEISONOCERATIDAE (names only) |
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| GEISONOCERATIDAE (no synonyms) |
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| GEISONOCERATIDAE (no variety) |
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Class: CEPHALOPODA
--- Taxon Tree: ORTHOCERATOIDEA [Subclass] - ORTHOCERIDA [Order]
------ Family: GEISONOCERATIDAE Zhuravleva, 1959 † (Sea)
------------ Genus: Pleurorthoceras Flower, 1962 †
| --------------- Species: Pleurorthoceras selkirkense (J.J.F. Whiteaves, 1892 ) † - ID: 6878000018 | |||||||
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Please email your image to: Claudio Galli - last updated: 28/ago/2017