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| FAMILY list (thumbnails) |
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| FAMILY list (names only) |
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| ORTHOTHECIDAE (geographic) |
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| ORTHOTHECIDAE (thumbnails) |
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| ORTHOTHECIDAE (thumb+maps) |
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| ORTHOTHECIDAE (names only) |
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| ORTHOTHECIDAE (no synonyms) |
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| ORTHOTHECIDAE (no variety) |
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Class: HYOLITHA
--- Taxon Tree: ORTHOTHECIDA [Order]
------ Family: ORTHOTHECIDAE Sysoev, 1957 † (Sea)
------------ Genus: Trapezotheca Syssoiev , 1958 †
| --------------- Species: Trapezotheca bicostata Rozanov & al., 1969 † - ID: 237000005 | |||||||
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Please email your image to: Claudio Galli - last updated: 28/ago/2017