Strigoceratidae
| Strigoceratidae Temporal range:
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Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Superfamily: | †Haploceratoidea |
| Family: | †Strigoceratidae Buckman, 1924 |
The Strigoceratidae is a family in the ammonitid superfamily Haploceratoidea, restricted to the lower Middle Jurassic, Bajocian stage, possibly derived from the . The family was established and named by Buckman in 1924.
Description[]
The shells of the Strigoceratidae are compressed to oxyconic, with a narrow or minute umbilicus and simple or irregularly branched ribbing almost confined to the outer (ventral) half of the whorl sides. The sutures are moderately simple to complex, with a long umbilical lobe bearing a graded series of Auxiliaries.
References[]
- Treatise on Invertebrate Paleontology, Part L Ammonoidea, (L171), Geological Society of America and University of Kansas press, 1964.
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Categories:
- Ammonitida families
- Haploceratoidea
- Bajocian first appearances
- Middle Jurassic extinctions
- Ammonitina stubs