Buttsoceras Ulrich & Foerste 1936

• Main Authors: Kröger, Björn, Pohle, Alexander
• Format: Other/Unknown Material
• Language: unknown
• Published: 2021
• Subjects: Biodiversity; Taxonomy; Animalia; Mollusca; Cephalopoda; Orthocerida; Troedssonellidae; Buttsoceras; Alabama; Ny Friesland; Spitsbergen
• Online Access: https://zenodo.org/record/5793534; https://doi.org/10.5281/zenodo.5793534

Genus Buttsoceras Ulrich & Foerste, 1936 Type species Orthoceras ? adamsi Butts, 1926, from the Odenville Limestone (late Floian–early Dapingian), near Odenville, St. Clair County, Alabama, USA; by original designation. Diagnosis Slender orthocones with circular or subcircular cross section, and large subcentral siphuncles; siphuncular segments are tubular and composed of short, straight necks and thin, homogeneous connecting rings; a lamellar lining within the siphuncle thickens apically and either fills the siphuncle completely or leaves a narrow cavity dorsad of center that may be crossed by diaphragms; both hyposeptal and episeptal cameral deposits are known to develop (adopted from Hook & Flower 1977). Published as part of Kröger, Björn & Pohle, Alexander, 2021, Early-Middle Ordovician cephalopods from Ny Friesland, Spitsbergen - a pelagic fauna with Laurentian affinities, pp. 1-102 in European Journal of Taxonomy 783 (1) on pages 50-51, DOI:10.5852/ejt.2021.783.1601, http://zenodo.org/record/5793422