PBDB Taxon

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

Healdia

Ostracoda - Podocopida - Healdiidae

Taxonomy

Healdia was named by Roundy (1926) [Sepkoski's age data: D Gedi J Plie Sepkoski's reference number: 167]. It is not extant. It is the type genus of Healdiidae.

It was assigned to Metacopida by Sepkoski (2002); and to Healdiidae by Harlton (1933), Sohn (1987), Hoare and Mapes (2000) and Yuan and Crasquin-Soleau (2007).

Species lacking formal opinion data

H. absentia, H. alba, H. boggyensis, H. canyensis, H. ciscoensis, H. cypha, H. formosa, H. glennensis, H. harltoni, H. leguminoidea, H. limacoidea, H. longa, H. malotti, H. marginata, H. miranda, H. nucleolata, H. oklahomaensis, H. overbrookensis, H. quadrispinosa, H. squamosa, H. torquata

Synonymy list

Year	Name and author
1926	Healdia Roundy
1933	Healdia Harlton p. 26
1987	Healdia Sohn p. C13
2000	Healdia Hoare and Mapes p. 17
2002	Healdia Sepkoski
2007	Healdia Yuan and Crasquin-Soleau p. 183

Is something missing? Join the Paleobiology Database and enter the data

Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa
—	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	Podocopida	Sars 1866
suborder	Metacopina	Sylvester-Bradley 1961
superfamily	Healdioidea	(Harlton 1933)
family	Healdiidae
genus	Healdia	Roundy 1926

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. †Healdia Roundy 1926

show all | hide all

Subg. †Healdia (Healdia) Roundy 1926

†Healdia (Healdia) anisica Kozur 1970

†Healdia (Healdia) felsooersensis Kozur 1970

†Healdia anterodepressa Blumenstengel 1965

†Healdia arkonensis Coryell and Malkin 1936

†Healdia bradmani Ferdinando 2001

†Healdia caneyensis Harlton 1927

†Healdia carinata Cooper 1964

†Healdia chapmani Crespin 1945

†Healdia cincta Coryell and Billing 1932

†Healdia compressa Kellett 1935

†Healdia crespinae Ferdinando 2001

†Healdia cuneata Coryell and Billings 1932

†Healdia distributa Gusseva 1972

†Healdia gibba Kesling and Weiss 1953

†Healdia gregoryi Ferdinando 2001

†Healdia irwinensis Fleming 1985

†Healdia medusaensis Kesling and Chilman 1978

†Healdia obtusa Ferdinando 2001

†Healdia parallela Kellett 1935

†Healdia petchorica Guseva 1971

†Healdia ratra Gründel 1961

†Healdia rectis Cooper 1946

†Healdia simplex Roundy 1926

†Healdia simplicissima Harlton 1933

†Healdia springsurensis Crespin 1945

†Healdia unispinosa McLaughlin 1952

†Healdia unispinosa Hamilton 1942

†Healdia vidriensis Hamilton 1942

†Healdia westraliaensis Ferdinando 2001

†Healdia winfieldensis Upson 1933

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
carapace height	12	0.349	0.220	0.500	0.350	0.084
shell height	4	0.375	0.320	0.480	0.360	0.073
valve height	20	0.353	0.200	0.630	0.365	0.110

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: Jell and Adrain 2002, Kiessling 2004

Age range: base of the Silurian to the top of the Early/Lower Toarcian or 443.80000 to 182.00000 Ma

Collections (234 total)

Time interval	Ma	Country or state	Original ID and collection number
Silurian	443.8 - 419.2	USA (Oklahoma)	H. sp. (528)
Lochkovian	419.2 - 410.8	Poland	H. sp. (13890) H. unicornis (13887)
Lochkovian	419.2 - 410.8	Ukraine	H. alveolata (13876 23362)
Early/Lower Emsian	409.1 - 402.5	Russian Federation	H. parva (35710 35711 35712 35749)
Eifelian	393.3 - 387.7	USA (Virginia)	H. sp. (6993)
Eifelian	393.3 - 387.7	USA (Pennsylvania)	H. sp. (9525)
Givetian	387.7 - 382.7	USA (New York)	H. arkonensis (94041 94047 94048)
Givetian	387.7 - 382.7	USA (Michigan)	H. arkonensis, H. gibba, H. medusaensis (38475 38476)
Givetian	387.7 - 382.7	USA (Ohio)	H. arkonensis, H. gibba, H. medusaensis (81857 206972 206973 206974)
Tournaisian	358.9 - 346.7	China (Guizhou)	H. sp. (58462)
Chadian - Arundian	346.7 - 340.0	USA (Indiana)	H. sp. (556 8115 8118 8119 8120 8126 8128)
Meramecian	343.0 - 335.5	USA (Arkansas)	H. spp. (76118 76149)
Brigantian	336.0 - 330.9	United Kingdom (Scotland)	H. cornigera (6450 6451 6452 6453 6454 6455 6457 6458 6459 6462)
Chesterian	335.5 - 323.2	USA (Arkansas)	H. spp. (76131)
Chesterian	335.5 - 323.2	USA (Oklahoma)	H. marginata, H. squamosa (215237)
Chesterian - Alportian	335.5 - 321.8	USA (Wyoming)	H. ornata (5710)
Serpukhovian	330.9 - 323.2	USA (Oklahoma)	H. harltoni (5611)
Bashkirian	323.2 - 315.2	USA (Oklahoma)	H. caneyensis (132869)
Early/Lower Pennsylvanian	323.2 - 315.2	USA (Oklahoma)	H. caneyensis (132870 132871 132872 132874 132879 132881 132886 132896 132897 132902 132905 132906 132908 132915 132919 132925 132928 132931 132965) H. caneyensis, H. simplicissima (132878)
Pennsylvanian	323.2 - 298.9	USA (Kentucky)	H. cypha (217268 217276)
Pennsylvanian	323.2 - 298.9	USA (Oklahoma)	H. caneyensis (214571) H. oklahomaensis, H. boggyensis, H. glennensis (214572) H. overbrookensis (214570)
Pennsylvanian	323.2 - 298.9	USA (Texas)	H. absentia, H. miranda, H. quadrispinosa, H. alba, H. cincta, H. simplex, H. compressa, H. cuneata (210784) H. ciscoensis (214566)
Westphalian	318.7 - 307.5	Spain	H. sp. (73298)
Moscovian	315.2 - 307.0	Ukraine	H. canyensis (216039 216040)
Kashirian	313.8 - 311.45	Ukraine	H. canyensis, H. sp. (216041)
Desmoinesian	312.8 - 306.0	USA (Oklahoma)	H. sp. (8632 8633 8635 8636 8639 8640 8643 8645 8646 8647 8648 8649 8651)
Desmoinesian	312.8 - 306.0	USA (Missouri)	H. limacoidea (148422) H. nucleolata, H. leguminoidea (215003) H. nucleolata, H. leguminoidea, H. longa, H. limacoidea (215053)
Kasimovian	307.0 - 303.7	USA (Kansas)	H. simplex (133146)
Late/Upper Pennsylvanian	307.0 - 298.9	USA (Indiana)	H. malotti (215554)
Missourian	306.0 - 303.7	USA (Maryland)	H. sp. (118828)
Gzhelian	303.7 - 298.9	USA (Texas)	H. formosa (215211)
Gzhelian	303.7 - 298.9	USA (Oklahoma)	H. compressa (133161)
Gzhelian	303.7 - 298.9	USA (Kansas)	H. compressa (133142) H. compressa, H. cuneata (132993) H. simplex, H. compressa (133163) H. winfieldensis (132990 133137 133149) H. winfieldensis, H. parallela (95377 132991 133138 133158)
Virgilian	303.7 - 298.9	USA (New Mexico)	H. sp. (216994)
Virgilian	303.7 - 298.9	USA (Texas)	H. torquata (71503)
Virgilian	303.7 - 298.9	USA (Maryland)	H. sp. (118827)
Asselian	298.9 - 295.5	USA (Kansas)	H. winfieldensis (95378 95379 110321)
Sakmarian	293.52 - 290.1	Australia (Western Australia)	H. bradmani, H. westraliaensis (108292) H. chapmani, H. petchorica, H. westraliaensis (108215) H. crespinae, H. westraliaensis (108210) H. gregoryi, H. westraliaensis (108222) H. irwinensis (108235 108249 108291 108304) H. irwinensis, H. bradmani, H. westraliaensis (108302) H. irwinensis, H. chapmani, H. crespinae (108289) H. irwinensis, H. chapmani, H. crespinae, H. gregoryi, H. obtusa, H. petchorica, H. westraliaensis (108209) H. irwinensis, H. chapmani, H. crespinae, H. gregoryi, H. petchorica, H. westraliaensis (108230) H. irwinensis, H. chapmani, H. crespinae, H. gregoryi, H. westraliaensis (108223) H. irwinensis, H. chapmani, H. crespinae, H. obtusa, H. springsurensis, H. westraliaensis (108246) H. irwinensis, H. chapmani, H. crespinae, H. obtusa, H. westraliaensis (108211 108241) H. irwinensis, H. chapmani, H. crespinae, H. petchorica (108287) H. irwinensis, H. chapmani, H. crespinae, H. petchorica, H. springsurensis, H. westraliaensis (108285) H. irwinensis, H. chapmani, H. crespinae, H. petchorica, H. westraliaensis (108231 108244 108296 108298) H. irwinensis, H. chapmani, H. crespinae, H. westraliaensis (108245 108299) H. irwinensis, H. chapmani, H. gregoryi (108242) H. irwinensis, H. chapmani, H. gregoryi, H. springsurensis (108243) H. irwinensis, H. chapmani, H. obtusa, H. petchorica (108281) H. irwinensis, H. chapmani, H. petchorica (108248) H. irwinensis, H. chapmani, H. petchorica, H. springsurensis, H. westraliaensis (108283) H. irwinensis, H. chapmani, H. petchorica, H. westraliaensis (108295) H. irwinensis, H. chapmani, H. springsurensis, H. westraliaensis (108247) H. irwinensis, H. chapmani, H. westraliaensis (108276 108278 108279 108294) H. irwinensis, H. crespinae, H. gregoryi, H. obtusa, H. westraliaensis (108290) H. irwinensis, H. crespinae, H. petchorica, H. springsurensis, H. westraliaensis (108297) H. irwinensis, H. obtusa, H. petchorica (108229) H. irwinensis, H. petchorica (108286) H. irwinensis, H. petchorica, H. westraliaensis (108293) H. irwinensis, H. westraliaensis (108277 108280 108282 108303) H. obtusa (108214 108227) H. petchorica (108212 108240) H. petchorica, H. westraliaensis (108208 108219 108220) H. sp. A, H. irwinensis, H. chapmani, H. crespinae, H. obtusa, H. petchorica, H. westraliaensis (108238) H. sp. A, H. irwinensis, H. chapmani, H. crespinae, H. petchorica, H. westraliaensis (108236) H. westraliaensis (108213 108218 108225 108233 108250 108301)
Sakmarian	293.52 - 290.1	China (Zhejiang)	H. distributa (120912)
Sakmarian	293.52 - 290.1	USA (Kansas)	H. winfieldensis (88235 93781 95375)
Sarginian	290.1 - 279.5	Russian Federation	H. arcuata (75625)
Artinskian	290.1 - 279.3	Canada (British Columbia)	H. carinata, H. ratra, H. rectis (106671) H. cincta (106670)
Artinskian	290.1 - 279.3	USA (Kansas)	H. winfieldensis (110316)
Saraninian	279.5 - 272.5	Russian Federation	H. distributa (75624)
Kungurian	279.3 - 272.3	Italy	H. anterodepressa (106547) H. irwinensis (106549) H. sp. 2, H. unispinosa (106546) H. sp. 3 (106548)
Kungurian	279.3 - 272.3	USA (Texas)	H. vidriensis, H. unispinosa (43517)
Kungurian	279.3 - 272.3	Venezuela (Merida)	H. sp. (41506)
Roadian	272.3 - 268.8	Russian Federation	H. postcornuta (197914) H. postcornuta, H. oblonga, H. pseudosimplex, H. subtriangula, H. simplex (197598) H. sp. (197624)
Wuchiapingian	259.9 - 254.17	Svalbard and Jan Mayen	H. sp. (145693)
Wuchiapingian	259.9 - 254.17	Lithuania	H. dahlgrueni (45952 46158 46159 46170 46183 46202 46203 46411 46414 46422 46426 46427)
Wuchiapingian	259.9 - 254.17	Russian Federation (Kaliningrad)	H. dahlgrueni (46176 46425)
Changhsingian	254.17 - 252.17	China (Zhejiang)	H. sp. (128475)
Changhsingian	254.17 - 252.17	China (Guangxi)	H. sp. (97092) H. sp. 1 (95333 97103)
Changhsingian	254.17 - 252.17	China (Guizhou)	H. subcircinantis (111980 111993 112017 112094)
Changhsingian	254.17 - 252.17	China (Fujian)	H. colinyi, H. compressa (121290) H. colinyi, H. subcircinantis, H. compressa (121230) H. compressa (121292) H. simplex (121204) H. subcircinantis (121291)
Griesbachian	251.902 - 250.5	China (Guangxi)	H. sp. A (106639)
Aegean	247.2 - 242.0	Romania	H. anisica (154997 154999) H. anisica, H. felsooersensis (154996 154998) H. felsooersensis (154989)
Anisian	247.2 - 242.0	Romania	H. felsoorsensis, H. sp.1 (48637)
Bithynian	247.2 - 242.0	Romania	H. anisica (155007) H. felsooersensis (155004)
Illyrian	247.2 - 242.0	Hungary	H. felsooersensis, H. anisica (135823)
Ladinian	242.0 - 237.0	USA (Alaska)	H. sp. 1, H. sp. 3 (162419)
Carnian	237.0 - 228.0	USA (Alaska)	H. sp. 3, H. sp. 2 (162418)
Julian	235.0 - 232.0	Italy	H. sp. (162392)
Rhaetian	208.5 - 201.3	Austria	H. sp. (162409)
Rhaetian	208.5 - 201.3	Iran	H. sp. (41330)
Early/Lower Toarcian	183.0 - 182.0	Switzerland	H. etaulensis (58316)