Dalecarlioceras Frye, 1987
|
publication ID |
https://doi.org/10.5852/ejt.2025.978.2801 |
|
publication LSID |
lsid:zoobank.org:pub:422E6F06-B4C8-4840-854C-811145D88B32 |
|
persistent identifier |
https://treatment.plazi.org/id/93268783-9622-7073-FDBE-F911FACBFE83 |
|
treatment provided by |
Plazi (2025-03-07 10:46:31, last updated 2025-03-07 11:32:00) |
|
scientific name |
Dalecarlioceras Frye, 1987 |
| status |
|
Genus Dalecarlioceras Frye, 1987 View in CoL
Type species
Dalecarlioceras bodense Frye, 1987 View in CoL , Kallholn, Dalarna, Sweden, Boda Limestone, latest Katian; by original designation
Diagnosis
Moderately to rapidly enlarging, cyrtoconic, exogastric brevicones with compressed conch cross section; mature body chamber gibbous with maximum gibbosity at mid-length, becoming compressed orad;
dorsal conch profile straight to faintly concave, ventral conch profile moderately convex; aperture may be constricted with prominent hyponomic sinus; siphuncle situated close to venter, small in diameter, with tubular to fusiform segments, no endsiphuncular deposits known. (Adopted from Frye 1987.)
Frye M. W. 1987. Upper Ordovocian (Harjuan) oncoceratid nautiloids from Boda Limestone, Siljan District, Sweden. Geologiska Foreningens i Stockholm Forhandlingar 109: 83-99. https://doi.org/10.1080/11035898709454748
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
|
Kingdom |
|
|
Phylum |
|
|
Class |
|
|
Order |
|
|
Family |