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Crassatella (Pachythaerus) yanagisawai
Taxonomy
Crassatella (Pachythaerus) yanagisawai was named by Tashiro (1988). It is not a trace fossil.
Sister species lacking formal opinion data
C. aequalis, C. africana, C. aperta, C. bellovacensis, C. boncevi, C. bosqueti, C. brandmayri, C. carcaensis, C. carcarensis, C. carcarensis, C. carolinana, C. chaillolensis, C. chatfieldensis, C. chilena, C. ciplyensis, C. compressirostrea, C. conradi, C. dainellii, C. deformis, C. depressa, C. desensis, C. deshayesiana, C. dilatata, C. distincta, C. djakovi, C. eutawacolens, C. evansi, C. exalta, C. excelsa, C. faxensis, C. foveolata, C. franzeseii, C. fruscogorensis, C. gabbi, C. gigantea, C. grignonensis, C. groenwalli, C. haskoviensis, C. hemileia, C. incurva, C. inglisia, C. inquirenda, C. ioannes, C. jousseaumi, C. kaiseri, C. kokeni, C. krachi, C. krumbecki, C. littoralis, C. maruejoli, C. montensis, C. negreetensis, C. neusensis, C. newkirkensis, C. nilotica, C. normaniana, C. obliquata, C. oblongata, C. ocordia, C. parva, C. pauxilla, C. pirovanoi, C. planiuscula, C. pleshakovi, C. plicata, C. porcus, C. protracta, C. pugetensis, C. pyrenaica, C. quaasii, C. quinlanensis, C. radiatus, C. regularis, C. rhombea, C. roodensis, C. rossii, C. sanchezi, C. schaurothi, C. schoonoverae, C. seccoi, C. semilaevis, C. sforzai, C. sinuosa, C. slavonica, C. sowerbyi, C. subgibbosula, C. subsulcata, C. tenuistriata, C. tenuisulcata, C. thallavignesi, C. transversus, C. trapoquara, C. trigonata, C. trigonula, C. tumidum, C. ustjurtensis, C. uvasana, C. uvasana, C. vadosa bexarensis, C. vadosa cedarensis, C. vadosa chatfieldensis, C. vadosa manorensis, C. wasana, C. washingtonensis, C. wemmelensis, C. wilcoxi, C. woodi, C. yabei, C. gigantica, C. jamaicensis, C. negreetensis, C. subrotunda, C. oblongata, C. pauxilla, C. ustjurtensis, C. tenuicostata, Pachythaerus kagaharensis, Pachythaerus nagaoi, Pachythaerus tealli
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Crassatella (Pachythaerus) yanagisawai Tashiro p. 290 figs. pl. 2, figs. 12-19 |
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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.
†Crassatella (Pachythaerus) yanagisawai Tashiro 1988
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily | |||||
| References: Sanchez Roig 1926, Eames 1951 | |||||
Age range: Cenomanian or 100.50000 to 93.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cenomanian | Japan | Crassatella yanagisawai (69471) |