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Conchocele bisecta

Bivalvia - Lucinida - Thyasiridae

Taxonomy
Venus bisecta was named by Conrad (1849). It is a 3D body fossil.

It was recombined as Thyasira bisecta by Anderson (1929), Clark (1932), Durham (1944), Moore (1963) and Faustman (1964); it was recombined as Conchocele bisecta by Coan et al. (2000), Hryniewicz et al. (2017) and Hendy (2021).

Sister species lacking formal opinion data
C. inflata, C. pervulgata

Synonyms
Synonymy list
YearName and author
1849Venus bisecta Conrad p. 724 figs. pl. 17, figs. 10, 10a
1866Conchocele disjuncta Gabb p. 28 figs. PI. 7, Fig. 48, 48 a, 48 b
1890Cryptodon bisectus Dall p. 89
1929Thyasira bisecta Anderson p. 162
1929Thyasira disjuncta Waterfall p. 86 figs. Plate 6, figure 8
1930Thyasira disjuncta Stewart p. 194 figs. Plate 15, fig. I
1931Thyasira disjuncta Grant, IV and Gale
1932Thyasira bisecta Clark
1933Thyasira disjuncta Tegland p. 114 figs. Plate 7, figures 18, 19, 20, 21, 22
1944Thyasira bisecta Durham p. 144
1944Thyasira disjuncta Durham p. 144
1963Thyasira bisecta Moore p. 72 figs. Plate 23, figures 8, 14, 15
1964Thyasira bisecta Faustman p. 118
1976Conchocele disjuncta Addicott p. 30
1984Thyasira (Conchocele) disjuncta Moore p. 28
1988Thyasira (Conchocele) disjuncta Moore pp. D24 - D25 figs. Plate 7, figures 19, 22
2000Conchocele bisecta Coan et al. p. 277
2017Conchocele bisecta Hryniewicz et al. p. 709
2021Conchocele bisecta Hendy

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Gray 1854)
—CardiomorphiFerussac 1822
—CardioniFerussac 1822
—LucinidiaGray 1854
orderLucinida(Stoliczka 1871)
superfamilyThyasiroideaDall 1900
familyThyasiridaeDall 1901
genusConchocele
speciesbisecta(Conrad 1849)

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.

†Conchocele bisecta Conrad 1849
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Invalid names: Conchocele disjuncta Gabb 1866 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: facultatively mobilef
Life habit: infaunalf
Diet: suspension feederf
Diet 2: chemosymbioticf
Vision: blindc
Created: 2009-09-20 19:58:31
Modified: 2009-09-20 21:58:31
Source: f = family, c = class
References: Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Bartonian to the top of the Middle Pleistocene or 41.30000 to 0.12900 Ma

Collections (90 total)


Time interval Ma Country or state Original ID and collection number
Middle Eocene47.8 - 37.71Japan (Hokkaido) Conchocele bisecta (103769)
Bartonian41.3 - 38.0Japan Thyasira bisecta (70903)
Priabonian38.0 - 33.9USA (California) Conchocele bisecta (193973 193974)
Late/Upper Eocene37.2 - 33.9Japan Conchocele bisecta (70424 71009 71010) Thyasira bisecta (71032 71039)
Late/Upper Eocene37.2 - 33.9USA (Washington) Conchocele bisecta (169032)
Late/Upper Eocene - Early/Lower Oligocene37.2 - 28.4Japan Conchocele bisecta (191323)
Early/Lower Oligocene33.9 - 28.4Japan Conchocele bisecta (68894 70744 70745 70746)
Rupelian33.9 - 28.1USA (Washington) Conchocele bisecta (58964 206068 206069 206070) Conchocele disjuncta (62246) Thyasira bisecta (180418) Thyasira disjuncta (205215)
Rupelian33.9 - 28.1Japan Conchocele bisecta (191320)
Rupelian33.9 - 28.1Russian Federation Conchocele bisecta (49975 49980)
Oligocene33.9 - 23.03USA (Washington) Thyasira disjuncta (208164 208167 208177 208178)
Rupelian - Aquitanian33.9 - 20.44Russian Federation Conchocele bisecta (50079)
Late/Upper Oligocene28.4 - 23.03Russian Federation Conchocele bisecta (70528)
Late/Upper Oligocene28.4 - 23.03USA (Alaska) Thyasira bisecta (44110)
Late/Upper Oligocene28.4 - 23.03USA (Washington) Thyasira disjuncta (208152)
Late/Upper Oligocene28.4 - 23.03Japan Conchocele bisecta (70607 70612 70615)
Chattian28.1 - 23.03USA (Alaska) Thyasira bisecta (195959 195965)
Chattian28.1 - 23.03USA (Washington) Conchocele bisecta (4869 91619 206066) Conchocele disjuncta (37577) Thyasira bisecta (45810) Thyasira disjuncta (52362 52376 91615 91623 208161)
Aquitanian23.03 - 20.44Japan (Hokkaido) Conchocele bisecta (219254)
Aquitanian - Burdigalian23.03 - 15.97Russian Federation Conchocele bisecta (50041)
Early/Lower Miocene23.03 - 15.97Japan Conchocele bisecta (70339 70390 70391 70596)
Early/Lower Miocene23.03 - 15.97Russian Federation Conchocele bisecta (70448 70449)
Burdigalian - Langhian20.44 - 13.82USA (Oregon) Thyasira bisecta (39595)
Burdigalian - Serravallian20.44 - 11.62USA (Alaska) Thyasira disjuncta (37385)
Langhian15.97 - 13.82USA (Oregon) Thyasira bisecta (201690)
Langhian - Serravallian15.97 - 11.62Russian Federation Conchocele bisecta (50037 50038)
Middle Miocene15.97 - 11.608Russian Federation Conchocele bisecta (70446 70562)
Langhian - Tortonian15.97 - 7.246Russian Federation Conchocele bisecta (50048)
Tortonian11.62 - 7.246Russian Federation Conchocele bisecta (49978)
Late/Upper Miocene11.608 - 5.333Russian Federation Conchocele bisecta (70444 70476 70478 70479 70533 70566 70567)
Early/Lower Pliocene5.333 - 3.6Japan (Fukushima) Conchocele bisecta (62296)
Early/Lower Pliocene5.333 - 3.6Russian Federation Conchocele bisecta (50042)
Early/Lower Pliocene5.333 - 3.6Colombia (Córdoba) Thyasira bisecta (88315)
Zanclean5.333 - 3.6Mexico (Baja California) Thyasira bisecta (154115)
Zanclean5.333 - 3.6Japan (Shizuoka) Conchocele bisecta (179927)
Pliocene5.333 - 2.588USA (California) Thyasira disjuncta (96885)
Late/Upper Pliocene3.6 - 2.588Japan (Fukushima) Conchocele bisecta (62295)
Piacenzian3.6 - 2.588Japan (Niigata) Conchocele bisecta (101021)
Late/Upper Pliocene - Early/Lower Pleistocene3.6 - 0.781USA (Washington) Thyasira bisecta (71110)
Middle Pleistocene0.774 - 0.129USA (California) Thyasira bisecta (222665 222666) Thyasira disjuncta (202639 202643 222992 223325)
Middle Pleistocene - Late/Upper Pleistocene0.774 - 0.0117USA (California) Conchocele disjuncta (222647 222649)
Middle Pleistocene - Late/Upper Pleistocene0.774 - 0.0117Costa Rica Thyasira bisecta (66797)