PBDB Taxon

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

Macroacaena

Malacostraca - Decapoda - Lyreididae

Taxonomy

Macroacaena was named by Tucker (1998). It is the type genus of Macroacaeninae.

It was assigned to Lyreidinae by Tucker (1998), Schweitzer et al. (2000), Schweitzer et al. (2003), Armstrong et al. (2009), Schweitzer et al. (2010), van Bakel et al. (2012); and to Macroacaeninae by Karasawa et al. (2014), Luque et al. (2017), Schweitzer et al. (2018).

Synonyms

Carinaranina was named by Tucker (1998).

It was synonymized subjectively with Macroacaena by Schweitzer et al. (2003), Schweitzer et al. (2010), van Bakel et al. (2012), Schweitzer et al. (2018).

It was assigned to Raninoidinae by Tucker (1998).

Synonymy list

Year	Name and author
1998	Macroacaena Tucker p. 325
1998	Carinaranina Tucker p. 334
2000	Macroacaena Schweitzer et al. p. 68
2003	Macroacaena Schweitzer et al. p. 28
2009	Macroacaena Armstrong et al. p. 750
2010	Macroacaena Schweitzer et al. p. 71
2012	Macroacaena van Bakel et al. p. 84
2014	Macroacaena Karasawa et al. p. 245
2017	Macroacaena Luque et al. p. 41
2018	Macroacaena Schweitzer et al. p. 21

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa	Aguinaldo et al. 1997
—	Panarthropoda
phylum	Arthropoda	Gravenhorst 1843
—	Deuteropoda
—	Mandibulata
—	Pancrustacea	Zrzavý and Štys 1997
—	Hymenostraca	(Rolfe 1969)
superclass	Multicrustacea	Regier et al. 2010
class	Malacostraca	()

Rank	Name	Author
subclass	Eumalacostraca	Grobben 1892
—	Caridoida	Hessler 1982
order	Decapoda
suborder	Pleocyemata	Burkenroad 1963
—	Reptantia	(Boas)
—	Meiura	Saint Laurent 1980
infraorder	Brachyura	()
—	Podotremata	Guinot 1977
—	Raninoidia	(de Haan 1839)
superfamily	Raninoidea	de Haan 1839
family	Lyreididae	Guinot 1993
subfamily	Macroacaeninae
genus	Macroacaena

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. †Macroacaena Tucker 1998

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†Macroacaena alseana Rathbun 1932

†Macroacaena alseanus Rathbun 1932

†Macroacaena bidentata Rathbun 1935

†Macroacaena bispinulata Collins and Wienberg Rasmussen 1992

†Macroacaena bispinulatus Collins and Wienberg Rasmussen 1992

†Macroacaena chica Schweitzer et al. 2003

†Macroacaena elongata Milne-Edwards 1862

†Macroacaena franconia Schweigert 2004

†Macroacaena fudouji Karasawa 2000

†Macroacaena fudoujii Karasawa 2000

†Macroacaena leucosiae Rathbun 1932

†Macroacaena marionae Tucker 1998

†Macroacaena naselensis Rathbun 1926

†Macroacaena rosenkrantzi Collins and Wienberg Rasmussen 1992

†Macroacaena schencki Rathbun 1932

†Macroacaena succedanus Collins and Wienberg Rasmussen 1992

†Macroacaena teshimai Fujiyama and Takeda 1980

†Macroacaena tridens Roberts 1962

†Macroacaena venturai Vega et al. 2007

†Macroacaena willapensis Rathbun 1926

†Macroacaena yanini Ilyin and Alekseev 1998

Invalid names: Carinaranina Tucker 1998 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

chitinc

Locomotion:

actively mobilec

Life habit:

semi-infaunaluc

Diet:

carnivoreo

Vision:

well-developedc

Created:

2022-09-18 00:48:28

Modified:

2022-09-18 05:48:28

Source: o = order, c = class, uc = unranked clade

References: Turnsek 1997, Aberhan 1992, Fearon and Clapham 2023

Age range: base of the Late/Upper Campanian to the top of the Oligocene or 83.60000 to 23.04000 Ma

Collections (31 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Campanian	83.6 - 72.2	USA (Delaware)	Raninella tridens (235827)
Early/Lower Campanian	83.6 - 72.2	USA (New Jersey)	Raninella tridens (277293)
Late/Upper Campanian - Early/Lower Maastrichtian	83.6 - 66.0	USA (Delaware)	Raninella tridens (277423)
Early/Lower Maastrichtian	72.2 - 66.0	USA (Mississippi)	Bournelyreidus tridens (234123) Raninella tridens (139733)
Paleogene	66.0 - 23.04	Mexico (Coahuila)	M. venturai (133573)
Thanetian	59.24 - 56.0	Russian Federation	M. sp. (277997)
Thanetian	59.24 - 56.0	USA (Alabama)	M. bidentata (142748)
Ypresian	56.0 - 48.07	Canada (British Columbia)	M. chica (123222)
Middle Eocene	48.07 - 37.71	USA (Washington)	M. alseanus (202157)
Bartonian	41.03 - 37.71	USA (Oregon)	Lyreidus alseanus (202156 226550 226551 226552 226553 226554)
Bartonian - Priabonian	41.03 - 33.9	Canada (British Columbia)	Eumorphocorystes naselensis (209751)
Late/Upper Eocene	37.71 - 33.9	USA (Washington)	Lyreidus alseanus (202153)
Priabonian	37.71 - 33.9	USA (Oregon)	Eumorphocorystes leucosiae (135998) Eumorphocorystes schencki (135997)
Priabonian	37.71 - 33.9	USA (Washington)	Lyreidus alseanus (202152 202155 226548 226549) Lyreidus alseanus, Carinaranina marionae (202365)
Priabonian - Rupelian	37.71 - 27.3	USA (Washington)	Ranidina willapensis (39961)
Early/Lower Oligocene	33.9 - 27.3	USA (Washington)	M. willapensis (139887)
Rupelian	33.9 - 27.3	USA (Washington)	Lyreidus alseanus (202154)
Rupelian	33.9 - 27.3	USA (Oregon)	Lyreidus alseanus (135996)
Oligocene	33.9 - 23.04	USA (Washington)	M. naselensis (140011)
Late/Upper Oligocene - Early/Lower Miocene	27.3 - 15.98	USA (Alaska)	Eumorphocorystes naselensis (7954)