PBDB Taxon

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

Cytherella excavata

Ostracoda - Platycopida - Cytherellidae

Taxonomy

Cytherella excavata was named by Alexander (1934). It is not extant. Its type locality is Station 21, tributary of Tehuacana Creek, which is in a Danian/Selandian marginal marine claystone in the Wills Point Formation of Texas.

Sister species lacking formal opinion data

C. acuta, C. austinensis, C. bayrichi, C. cingulata, C. circumpunctata, C. fimbricinctus, C. fragilis, C. gracilis, C. guasarensis, C. hemipuncta, C. index, C. krimensis, C. levisulcata, C. limpida, C. meijeri, C. obscura, C. parallela, C. praetoarcensis, C. pulchra, C. speetonensis

Synonymy list

Year	Name and author
1934	Cytherella excavata Alexander p. 211 figs. Plate 32, fig. 3, 4; Plate 35, fig. 5, 6

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa	Aguinaldo et al. 1997
—	Panarthropoda
phylum	Arthropoda	Latreille 1829
—	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	Platycopida	Sars 1866
suborder	Platycopina	Sars 1866
superfamily	Cytherelloidea	Sars 1886
family	Cytherellidae	Sars 1866
genus	Cytherella	Jones 1849
species	excavata

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.

†Cytherella excavata Alexander 1934

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitec

Environment:

hypersaline, marine, brackish, freshwaterc

Locomotion:

actively mobilec

Life habit:

epifaunalo

Diet:

detritivoreo

Diet 2:

suspension feedero

Vision:

blindo

Created:

2010-02-05 01:56:31

Modified:

2011-06-14 02:59:51

Source: o = order, c = class

References: Kiessling 2004, Jell and Adrain 2002

Age range: base of the Danian to the top of the Selandian or 66.00000 to 59.24000 Ma

Collections: one only

Time interval	Ma	Country or state	Original ID and collection number
Danian - Selandian	66.0 - 59.24	USA (Texas)	Cytherella excavata (type locality: 191450)