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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
No taxonomic data are available
Sister species
Acila (Truncacila) allisoni, Acila (Truncacila) bellula, Acila (Truncacila) bivirgata, Acila (Truncacila) blancoensis, Acila (Truncacila) castrensis (syn. Nucula lyalli, Acila empirensis, Acila (Truncacila) beringiana), Acila (Truncacila) cobboldae, Acila (Truncacila) conradi (syn. Nucula divaricata), Acila (Truncacila) dalli, Acila (Truncacila) decisa (syn. Acila gabbiana, Nucula (Acila) stillwaterensis, Acila lajollaensis), Acila (Truncacila) demessa (syn. Nucula truncata), Acila (Truncacila) galinae, Acila (Truncacila) grahami, Acila (Truncacila) haidana, Acila (Truncacila) hokkaidoensis, Acila (Truncacila) jucunda, Acila (Truncacila) moneronica, Acila (Truncacila) muta, Acila (Truncacila) nagaoi, Acila (Truncacila) nehalemensis, Acila (Truncacila) osugii, Acila (Truncacila) princeps, Acila (Truncacila) rosaria, Acila (Truncacila) schencki, Acila (Truncacila) shumardi, Acila (Truncacila) taliaferroi (syn. Nucula (Acila) hamiltonensis)
Sister species lacking formal opinion data
Acila chausiensis, Acila chicotana, Acila enpirensis, Acila ermani, Acila eximia, Acila gottschei, Acila granulata, Acila himenourensis, Acila ilpinensis, Acila incignis, Acila insignis, Acila isignis, Acila longa, Acila marujamensis, Acila munda, Acila nakazimai, Acila nehalemensis, Acila nehalemensis, Acila oyamadensis, Acila pecticostata, Acila picturata, Acila plana, Acila pleschakovi, Acila praevigilia, Acila schomburgki, Acila triangula, Acila vereshagini, T. korjakensis, T. munda, T. subdemessa, T. yoshidai
Synonymy list
No taxonomic opinions are available
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: Maastrichtian or 72.20000 to 66.00000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Maastrichtian | Japan | Truncacila shimojimensis (1315) |