PBDB Taxon

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

Forresteria (Forresteria)

Cephalopoda - Ammonitida - Collignoniceratidae

Taxonomy

Forresteria (Forresteria) was named by Reeside (1932).

It was assigned to Forresteria by Kennedy and Wright (1983), Kennedy (1984), Sealey and Lucas (2019).

Subtaxa

Forresteria (Forresteria) alluaudi, Forresteria (Forresteria) camerounensis, Forresteria (Forresteria) hobsoni, Forresteria (Forresteria) madagascariensis, Forresteria (Forresteria) serrata

Species lacking formal opinion data

Forresteria brancoi, Forresteria orancoi

Synonymy list

Year	Name and author
1932	Forresteria (Forresteria) Reeside
1983	Forresteria (Forresteria) Kennedy and Wright p. 253
1984	Forresteria (Forresteria) Kennedy p. 45
2019	Forresteria (Forresteria) Sealey and Lucas p. 178

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Cephalopoda	Cuvier 1797

Rank	Name	Author
subclass	Ammonoidea	()
order	Ammonitida	Haeckel 1866
suborder	Ammonitina	Hyatt 1889
superfamily	Acanthoceratoidea	(de Grossouvre 1894)
family	Collignoniceratidae	Wright and Wright 1951
subfamily	Barroisiceratinae	Basse 1947
genus	Forresteria	()
subgenus	Forresteria	Reeside 1932

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.

Subg. †Forresteria (Forresteria) Reeside 1932

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†Forresteria (Forresteria) alluaudi Boule et al. 1907

†Forresteria (Forresteria) camerounensis Basse 1947

†Forresteria (Forresteria) hobsoni Reeside 1932

†Forresteria (Forresteria) madagascariensis Collignon 1965

†Forresteria (Forresteria) serrata Reyment 1955

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	7	25.3	15.8	46.8	24.0	10.8
shell diameter	7	59.9	35.4	128.0	56.0	33.0
shell inflation	7	16.6	9.20	41.2	15.0	12.4

Composition:

aragoniteo

Environment:

marinec

Locomotion:

fast-movingo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:27:03

Modified:

2009-10-08 14:14:55

Source: o = order, c = class

References: Kiessling 2003, Kiessling 2004

Age range: base of the Late/Upper Turonian to the top of the Early/Lower Coniacian or 93.90000 to 85.70000 Ma

Collections (17 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Turonian	93.9 - 89.8	USA (Colorado)	Forresteria hobsoni (87846)
Late/Upper Turonian - Early/Lower Coniacian	93.9 - 85.7	Mexico (Coahuila)	Forresteria alluaudi (92293)
Coniacian	89.8 - 85.7	Peru	Barroisiceras alluaudi (159010)
Coniacian	89.8 - 85.7	South Africa	Forresteria alluaudi (82449)
Coniacian	89.8 - 85.7	Mexico (Guerrero)	Forresteria alluaudi (100120)
Coniacian	89.8 - 85.7	Cameroon	Barroisiceras haberfellneri (209681) Forresteria camerounensis (82789)
Coniacian	89.8 - 85.7	Nigeria	Forresteria serrata (82790)
Early/Lower Coniacian	89.8 - 85.7	South Africa	Forresteria alluaudi, Forresteria hobsoni, Forresteria madagascariensis (82457)
Early/Lower Coniacian	89.8 - 85.7	Japan (Fukushima)	Forresteria alluaudi (157771)
Early/Lower Coniacian	89.8 - 85.7	Mexico (Coahuila)	Forresteria sp. (210315)
Early/Lower Coniacian	89.8 - 85.7	Venezuela (Trujillo)	Forresteria alluaudi (88269)
Early/Lower Coniacian	89.8 - 85.7	Israel	Forresteria allaudi (178939)
Middle Coniacian	89.8 - 85.7	France	Forresteria alluaudi (178954)
Middle Coniacian	89.8 - 85.7	South Africa	Forresteria alluaudi (82443 82444 82451)