Hamulinidae
{{Short description|Extinct family of molluscs}}
{{Automatic taxobox
| fossil_range = Cretaceous, {{fossil range|140.2|99.7}}
| image = Hamulinidae - Hamulina astieri.JPG
| image_caption = Hamulina astieri from southern Alps, on display at Galerie de paléontologie et d'anatomie comparée, Paris
| taxon = Hamulinidae
| authority = Gill, 1871
}}
File:Hamulina subalternata sp. nov. Lower Barremian, Brestak , (Coll. St. Breskovski) at the Sofia University 'St. Kliment Ohridski' Museum of Paleontology and Historical Geology.jpg, Brestak, (Coll. St. Breskovski) at the Sofia University Museum of Paleontology and Historical Geology]]
Hamulinidae is an extinct ammonoid cephalopod family belonging to the order Ammonitida.{{aut|Wright, C. W.}} with {{aut|Callomon, J.H.}} and {{aut|Howarth, M.K.}} (1996), Mollusca 4 Revised, Cretaceous Ammonoidea, vol. 4, in Treatise on Invertebrate Paleontology, Part L (Roger L. Kaesler et el. eds.), Boulder, Colorado: The Geological Society of America & Lawrence, Kansas: University of Kansas Press, pp. 230-232. These cephalopod were fast-moving nektonic carnivores. They lived during the Lower Cretaceous period (Lower Barremian - Upper Barremian).
Description
The long main shaft is followed by a hook and a shorter, close, parallel or slightly divergent final shaft. The ammonitic suture is with a subtrifid L. The U is usually reduced or indifferentiated in adults.
Genera
Notes
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References
- {{cite web |url = https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=133065 |publisher= The Paleobiology Database |title= Hamulinidae |access-date= 13 June 2022}}
- {{cite web |url=https://www.mindat.org/taxon-4626846.html |publisher= mindat.org |title= Hamulinidae |accessdate= 13 June 2022}}
- {{cite book |last= Wright C.W. with J.H. Callomon and M.K. Howarth |year= 1996 |chapter= Mollusca 4 Revised: Cretaceous Ammonoidea |volume = 4 |title= Treatise on Invertebrate Paleontology Part L |editor = Roger L. Kaesler |place= Boulder, Colorado and Lawrence, Kansas |publisher= The Geological Society of America & University of Kansas Press |url= https://archive.org/details/treatiseoninvert0000join/page/n3/mode/2up?view=theater |url-access= registration |page = [https://archive.org/details/treatiseoninvert0000join/page/230/mode/2up?view=theater 230-232] |via= Internet Archive}}
{{Taxonbar|from=Q16982710}}
{{Ammonitida-stub}}