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Taxonomy
Arca biformis was named by Martin (1883) [DISTRIBUTION: Late Miocene-Pliocene; Indonesia.]. It is a 3D body fossil.
It was recombined as Arca (Arca) biformis by Oostingh (1935); it was recombined as Anadara (Anadara) biformis by Skwarko (1994), van den Hoek Ostende et al. (2002).
It was recombined as Arca (Arca) biformis by Oostingh (1935); it was recombined as Anadara (Anadara) biformis by Skwarko (1994), van den Hoek Ostende et al. (2002).
Sister species lacking formal opinion data
A. abdita, A. actinophora, A. aequalis, A. agnastha, A. alargada, A. amicula, A. andoi, A. aquitanica, A. australis, A. burnesi, A. cardiiformis, A. castellata, A. catasarca, A. chichibuensis, A. chilensis, A. cistula, A. clathrata, A. cornea, A. craticulata, A. cumanensis, A. dameyi, A. darwini, A. delandensis, A. diluvii, A. egleri, A. fichteli, A. fichtelii, A. fitcheli, A. globulosa, A. guembeli, A. gunteri, A. halidonata, A. hopkinsi, A. hypomela, A. hypomela, A. improcera, A. inflata, A. interclathrata, A. kroensis, A. larkini, A. latidentata, A. lienosa, A. lineolata, A. makiyamai, A. megerata, A. microtera, A. multiformis, A. natalensis, A. ninohensis, A. oceanica, A. ogawai, A. opthanta, A. pangkaensis, A. pectinata, A. peethensis, A. perplura, A. philippiana, A. rectangularis, A. rubisiniana, A. scapha, A. sculptilis, A. sedanensis, A. setoensis, A. strebla, A. strebla, A. submultiformis, A. subrostrata, A. taiwanica, A. tarponensis, A. tazawensis, A. thalia, A. theobaldi, A. topangensis, A. topangensis, A. transversa, A. trapezia, A. tricenicosta, A. trilineata, A. turonica, A. vaughani, A. verbeeki, A. waltonia, A. watanabei, A. wendti, A. wordeni, A. amicula, A. arata, A. burnesi, A. dariensis, A. diluvi, A. ermanensis, A. fontinalis, A. improcera, A. korfiensis, A. luzonica, A. ninohensis, A. pectinata, A. petersburgensis, A. tectumcolumbae, A. tsudai, A. turoniensis, A. verbeeki, A. watanabei, A. aequlitas, A. mompiche, A. guajiraensis, A. chavezi, A. eumeces, A. filicata, A. guajiraensis, A. megerata, A. microtera, A. balboae, A. balboai, A. chiriquensis, A. chiriquensis, A. chiriquiensis, A. dolaticostata, A. waringi, A. daitokudoensis, A. kakehataensis, A. kogachiensis, A. caboblanquensis, A. mareana, A. chavezi, A. cumanensis, A. filicata, A. actinophora, A. dariensis, A. haidonata, A. halidonta, A. pennelli, A. perplana, A. bonneti, A. castellata, A. egleri, A. guajirensis, A. ommaensis, A. placata, A. sanctidavidis, A. setoensis, A. subcrenata, A. suzukii, A. veatchi, A. pseudoantiquata, A. tectumcolumbae, A. veatchi, A. veatchi, Arca aresta, Arca fennemai, Arca girondica, Arca gunteri, Arca idonea, Arca idonea, Arca improcera, Arca junghuhni, Arca metastrebla, Arca montensis, Arca propearesta, Arca scapha, Arca subtijidamarensis, Arca toroensis, Arca toroensis, Arca uropygmelana
Synonymy list
Year | Name and author |
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1883 | Arca biformis Martin p. 246 figs. pl. 13, fig. 251 |
1935 | Arca (Arca) biformis Oostingh p. 136 |
1994 | Anadara (Anadara) biformis Skwarko p. d3 |
2002 | Anadara (Anadara) biformis van den Hoek Ostende et al. p. 89 |
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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.
†Anadara (Anadara) biformis Martin 1883
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, f = family | |||||
References: Mikkelsen and Bieler 2008, Sanchez Roig 1926 |
Age range: base of the Late/Upper Miocene to the top of the Late/Upper Pliocene or 11.63000 to 2.58000 Ma
Collections (14 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Miocene | Indonesia | Anadara biformis (70078 70122) | |
Late/Upper Miocene | Papua New Guinea | Arca biformis (78305 78307) | |
Pliocene | Indonesia | Anadara biformis (70123) Arca biformis (84522 84524 84544) | |
Pliocene | Philippines (Tayabas) | Anadara biformis (41524 41529) | |
Late/Upper Pliocene | Indonesia | Anadara biformis (70084) | |
Late/Upper Pliocene | Indonesia (East Java) | Anadara biformis (96669 96670 96671) |