PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Billingsites

Cephalopoda - Ceratitida - Ceratitidae

Taxonomy

Billingsites was named by Monnet and Bucher (2005). Its type is Billingsites cordeyi.

It was assigned to Beyrichitinae by Monnet and Bucher (2005).

Species

B. cordeyi (type species), B. escargueli

Species lacking formal opinion data

B. borealis, B. costulatum, B. costulatus, B. keatingi, B. landerensis, B. newberryi, B. williamsportensis

Synonymy list

Year	Name and author
2005	Billingsites Monnet and Bucher p. 20

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Cephalopoda	Cuvier 1797
subclass	Ammonoidea	()
order	Ceratitida	Hyatt 1884
superfamily	Ceratitoidea	(Mojsisovics 1879)
family	Ceratitidae	Mojsisovics 1879
subfamily	Beyrichitinae	()
genus	Billingsites

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Billingsites Monnet and Bucher 2005

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†Billingsites cordeyi Monnet and Bucher 2005

†Billingsites escargueli Monnet and Bucher 2005

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell diameter	40	36.1	19.6	79.5	36.4	14.5

Composition:

aragoniteo

Environment:

marinec

Locomotion:

actively mobileo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:33:06

Modified:

2005-10-06 16:36:47

Source: o = order, c = class

References: Kiessling 2004, Kiessling 2003

Age range: Illyrian or 243.33000 to 241.46400 Ma

Collections (32 total)

Time interval	Ma	Country or state	Original ID and collection number
Illyrian	243.33 - 241.464	USA (Nevada)	B. cordeyi (115465 115471 115482 115483 115485 115486 115487 115488 115490 115491 115492 115493 115495 115496 115501 115502 115503 115504 115506 115507 115508 115513 115514 115515 115516 115519 115520 115521) B. cordeyi, B. escargueli (115489 115517) B. escargueli (115522 115525)