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

Arca (Scapharca) ecuadoriana

Bivalvia - Arcida - Arcidae

Taxonomy
Arca (Scapharca) ecuadoriana was named by Pilsbry and Olsson (1941). It is not a trace fossil. Its type locality is Zone J - Canoa Formation, which is in a Piacenzian/Gelasian coastal sandstone/claystone in the Canoa Formation of Ecuador.

Sister species lacking formal opinion data
Anadara bonneti, Anadara castellata, Anadara egleri, Anadara guajirensis, Anadara ommaensis, Anadara placata, Anadara sanctidavidis, Anadara setoensis, Anadara subcrenata, Anadara suzukii, Anadara veatchi, A. afra, A. afra, A. aquisgranensis, A. articulata, A. aspera, A. aubersonensis, A. autissiodorensis, A. bellonii, A. bladensis, A. bravoensis, A. brongniarti, A. callipleura, A. campichiana, A. cancellata, A. carinata, A. carteroni, A. chavani, A. chemnitzii, A. compacta, A. complanata, A. consobrina, A. cornueliana, A. cossmanni, A. cottaldina, A. cruciata, A. cymadoce, A. dalmatina, A. decipiens, A. dilatata, A. dubisiensis, A. dupiniana, A. elegans, A. enfaulensis, A. ernae, A. ficalhoi, A. gabrielis, A. gambiensis, A. glabra, A. gurgitis, A. halmyrus, A. helblingii, A. hugardiana, A. illota, A. imbricata, A. impolita, A. improcera, A. jaccardi, A. keideli, A. knechteli, A. latidentata, A. limatella, A. lineata, A. macnairyensis, A. marrullensis, A. martindalensis, A. maruellensis, A. marullensis, A. megumbona, A. mikkula, A. millvillensis, A. montensis, A. montereyensis, A. moreana, A. morrumbenenesis, A. multidentata, A. mytiloides, A. nana, A. neocomiensis, A. nivea, A. nodosa, A. noe, A. obesa, A. obliqua, A. obliquata, A. pakistanica, A. pergracilis, A. philippiana, A. pilula, A. pulla, A. puntaensis, A. quindecemradiata, A. raulini, A. rhomboidalis, A. rostellata, A. sanctacrucis, A. sanctae-crucis, A. schweinfirthi, A. schweinfurthi, A. securiculata, A. securis, A. sinjdica, A. spencer, A. speyeri, A. staminata, A. strangulata, A. subnana, A. subrotracta, A. subvelata, A. tailleburgensis, A. tashiroi, A. tauroclathrata, A. tenuidentata, A. texata, A. transversa, A. triasina, A. triboleti, A. trigeri, A. umbonata, A. uniformis, A. vellicata, A. vetula, A. villersensis, A. yaquensis, A. halmyrus, A. retciulata, A. aresta, A. fennemai, A. girondica, A. gunteri, A. idonea, A. idonea, A. improcera, A. junghuhni, A. metastrebla, A. montensis, A. propearesta, A. scapha, A. subtijidamarensis, A. toroensis, A. toroensis, A. uropygmelana, A. umbonaria, A. fruthi, A. grammatodonta, A. grundensis, A. imbricata, A. kendrickensis, A. paratina, A. pencki, A. stillicidum, A. zebra, A. zebra, A. juliana, A. juliania, A. melaviensis, A. nivea, A. zenophoricola, A. aequitorialis, A. pilula, A. thalia, A. acompsa, A. dodona, A. hypomela, A. initiator, A. latidentata, A. mikkula, A. singewaldi, A. staminata, A. waltonia, A. zapotalensis, A. chaudharii, A. granulatoradiata, A. prolata, A. propinqua, A. rutimeyeri, A. shinanoensis, A. tashiroi, A. afra, A. gabrielis, A. larkini, A. sakondryensis, A. retractata, A. veatchi, A. buenavistana, A. charanensis, A. golfoyaquensis, A. grandis, A. inequilateralis, A. singewaldi, A. subcrenata, A. zapotalensis, A. zorritosensis, Scapharca agraria, Scapharca agronomica, Scapharca castellata, Scapharca chiriquiensi, Scapharca chordicosta, Scapharca ferruginea, Scapharca gendingensis, Scapharca grandis, Scapharca japonica, Scapharca junghuhni, Scapharca kakehataensis, Scapharca losguemadica, Scapharca natalensis, Scapharca paraensis, Scapharca pertenuicostata, Scapharca praenatalensis, Scapharca quayubinica, Scapharca recondita, Scapharca staminata, Scapharca suzukii, Scapharca textilicostata, Scapharca campechiensis, Scapharca incongrus, Scapharca paraensis, Scapharca gedinganensis, Scapharca nannodes, Scapharca suessi, Scapharca textilicostata
Entered
by A. Hendy on 2007-01-20

Synonymy list
YearName and author
1941Arca (Scapharca) ecuadoriana Pilsbry and Olsson

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassPteriomorphia(Beurlen 1944)
orderArcida(Stoliczka 1871)
superfamilyArcoidea(Lamarck 1809)
familyArcidaeLamarck 1809
subfamilyAnadarinaeReinhart 1935
genusArcaGray 1847
subgenusScapharca
speciesecuadoriana

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.

Arca (Scapharca) ecuadoriana Pilsbry and Olsson 1941
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Adult height: 10 to < 100f
Thickness: intermediatef
Folds: minorf
Ribbing: majorf
Spines: nonef
Internal reinforcement: nonef
Ontogeny: accretionf
Environment: lagoonal, coastal, inner shelf, outer shelf, oceanic, brackish, freshwaterf
Locomotion: facultatively mobileg
Attached: yesf
Life habit: semi-infaunalg
Diet: suspension feederg
Vision: limitedf
Created: 2009-09-09 13:20:13
Modified: 2009-09-09 15:20:13
Source: g = genus, f = family
References: Sanchez Roig 1926, Mikkelsen and Bieler 2008

Age range: base of the Piacenzian to the top of the Gelasian or 3.60000 to 1.80000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Piacenzian - Gelasian3.6 - 1.8Ecuador (Manabi) Arca ecuadoriana (type locality: 51878)