PBDB Taxon

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

Microcheilinella anxianensis

Ostracoda - Podocopida - Microcheilinellidae

Taxonomy

Microcheilinella anxianensis was named by Xie (1989). It is a 3D body fossil. Its type locality is Xiaoba section, Anxian county, bed 20, which is in a Changhsingian carbonate limestone in the Changxing Formation of China.

Sister species lacking formal opinion data

M. affinis, M. artiensis, M. clava, M. convexa, M. delicata, M. dorsocostata, M. elatus, M. ianica, M. infradomanica, M. larionovae, M. lubrica, M. lufengshanensis, M. malobatschatskiensis, M. nuciformis, M. peroi, M. postfecunda, M. regularis, M. semibulbosa, M. shiloi, M. spinosa, M. subcorbuloides, M. subinfradomanica, M. variolaris, M. ventrosa, M. voronensis

Synonymy list

Year	Name and author
1989	Microcheilinella anxianensis Xie p. 217 figs. Pl 38, figs 6-13

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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

Rank	Name	Author
—	Hymenostraca	(Rolfe 1969)
superclass	Oligostraca	Zrzavý et al. 1997
class	Ostracoda
subclass	Podocopa	Sars 1865
order	Podocopida	Sars 1866
suborder	Sigilliocopina	Martens 1992
superfamily	Sigillioidea	(Mandelstam 1960)
family	Microcheilinellidae	Gramm 1975
genus	Microcheilinella	Geis 1933
species	anxianensis

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.

†Microcheilinella anxianensis Xie 1989

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Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
carapace height	4	0.283	0.190	0.340	0.315	0.068

Composition:

low Mg calcitec

Environment:

hypersaline, marine, brackish, freshwaterc

Locomotion:

actively mobilec

Life habit:

epifaunalo

Diet:

detritivoreo

Diet 2:

grazero

Vision:

limitedc

Created:

2010-02-05 02:00:00

Modified:

2010-02-23 23:16:56

Source: o = order, c = class

References: Kiessling 2004, Jell and Adrain 2002

Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma

Collections (8 total)

Time interval	Ma	Country or state	Original ID and collection number
Wuchiapingian	259.51 - 254.14	China (Sichuan)	Microcheilinella anxianensis (148476)
Changhsingian	254.14 - 251.902	China (Sichuan)	Microcheilinella anxianensis (148483 148491 148497 type locality: 148500 148504 148506 148512)