Busycon
Busycon is a genus of very large edible sea snails in the subfamily Busyconinae. These snails are commonly known in the United States as whelks or Busycon whelks. Less commonly they are loosely, and somewhat misleadingly, called "conchs".
H. Zell · CC BY-SA 3.0 · via Wikipedia/Commons. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
On record
Recorded, not inferred- Also called
- whelkPBDB
- Sits inside
- BusyconinaePBDB
- Diet
- carnivorePBDB, for Neogastropoda
- Life habit
- epifaunalPBDB, for Neogastropoda
- Motility
- actively mobilePBDB, for Neogastropoda
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 65 million years on record.
The record covers at least 66 Mya to 11.7 ka. No occurrence read is dated outside 72.2 Mya to 0 Mya.
220 occurrences of Busycon on record, most of them in the Pleistocene. The Paleobiology Database records this as a living group. Bar height is expected occurrences, not a count: each fossil is spread across the span it is dated to, so a tall narrow bar means tight dating and a low wide one means loose.
When
220 occurrences- Late Cretaceousunder 1%
- Paleoceneunder 1%
- Eocene4%
- Oligocene2%
- Miocene23%
- Pliocene22%
- Pleistocene47%
- Holoceneunder 1%
These are dates about fossils, not the animal: the record can only begin after it arose and end before it died out, so either end may reach further. Shares are expected occurrences: a fossil dated to a span is counted partly in each period it straddles. More on what this infers.
Found in
38 formations
- Caloosahatchee Formation · Okeechobee Group24
- Tamiami Formation · Okeechobee Group23
- Shoal River Formation · Alum Bluff Group22
- Waccamaw Formation13
- Pamlico Formation12
- Yorktown Formation12
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The named rock units Busycon has been recovered from, largest first. Drawn where the rock is now, not where it formed. 14 further formations hold fewer occurrences each and are not listed. 21 occurrences have no formation on record, which is common for older literature.
Busycon and its relatives
PleistoceneWhere Busycon and its relatives were recorded in the Pleistocene.
Found in the same rock
1,617 taxa- Anadara27 sites
- Crepidula plana24 sites
- Nucula (Nucula) proxima24 sites
- Crepidula fornicata20 sites
- Nuculana acuta19 sites
- Abra aequalis18 sites
- Parvilucina multistriata18 sites
- Trachycardium18 sites
- Anomia simplex15 sites
- Mulinia lateralis15 sites
- Nassarius (Uzita)15 sites
- Nuculana15 sites
- Turritella15 sites
- Calyptraea centralis14 sites
- Cancellaria14 sites
- Crassinella14 sites
- Crassinella lunulata14 sites
- Neverita duplicatus14 sites
- Yoldia14 sites
- Anadara (Larkinia) transversa13 sites
- Diplodonta13 sites
- Ensis directus13 sites
- Mitrella13 sites
- Nucula13 sites
The Paleobiology Database records 109 sites for Busycon, and this reads all of them. Of that, one read hit the database's own return limit, so every count below is a floor rather than a total. The number is how many of those sites it was catalogued from too. The 24 sharing the most are listed.
This is not a list of everything alive at the time. It is only what has come out of the same ground as this animal and been written down.
Entered from
43 references- Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions28
- Petuch and Roberts, 200728
- Studies on the marine Pleistocene: Part II. The marine Pleistocene mollusks of eastern North America24
- The Molluscan Fauna of the Alum Bluff Group of Florida23
- Neogene Biostratigraphy of the Charlotte Harbor Area in Southwestern Florida12
- Mollusca: Shoal River Formation (Middle Miocene11
- The G.D Harris 1890 manuscript on the stratigraphy of Miocene and Pliocene beds at Yorktown, Virginia9
- Mollusca from the Miocene and Lower Pliocene of Virginia and North Carolina: Part 2. Scaphopoda and Gastropoda8
- Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America7
- Petuch, 19887
- Resilience of marine invertebrate communities during the early Cenozoic hyperthermals5
- Pliocene Mollusca of Southern Florida5
Each of the 220 occurrences read was entered from one of these publications, ordered by how many each accounts for. This is not a search for papers mentioning the name. 31 further references are not listed. Entries link to doi.org where the Paleobiology Database holds an identifier, and to its own record where it does not. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content3
Picture of Busycon
- Source
- Wikipedia/Commons
- Credit
- H. Zell
- Licence
- CC BY-SA 3.0
- Commercial use
- the licence allows it
Photogrammetry
- Source
- MorphoSource
- Licence
- not stated by the source
- Commercial use
- cannot be read from the licence given — check the record
- Specimen
- busycon sp. · MST:PALEO:MST-SP-9000
3D model
- Source
- Sketchfab
- Licence
- CC0 Public Domain
- Commercial use
- the licence allows it
The description on this site
- Source
- Wikipedia, “Busycon”
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itBusyconinae through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Röding 1798