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Stephanopyxidaceae

Bacillariophyceae - Melosirales - Stephanopyxidaceae

Taxonomy
Stephanopyxidaceae was named by Nikolaev (1984). It is extant.

It was assigned to Melosirales by Round et al. (1990).

Subtaxa
Stephanopyxis

Synonymy list
YearName and author
1984Stephanopyxidaceae Nikolaev
1990Stephanopyxidaceae Round et al. pp. 126, 158

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RankNameAuthor
kingdomProtista
phylumOchrophyta
classBacillariophyceaeHaeckel 1878
RankNameAuthor
orderMelosirales
familyStephanopyxidaceae
familyStephanopyxidaceae

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.

Fm. Stephanopyxidaceae Nikolaev 1984
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G. Stephanopyxis Ehrenberg 1845
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†Stephanopyxis corona Ehrenberg 1845
†Stephanopyxis lineata Ehrenberg 1854
†Stephanopyxis turris Greville and Arnot 1857
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: silicac
Environment: marine, brackish, freshwaterc
Diet: "photoautotroph"c
Created: 2008-03-19 02:48:18
Modified: 2008-03-19 04:48:18
Source: c = class
Reference: Kiessling 2004

Age range

Maximum range based only on fossils: base of the Campanian to the top of the Piacenzian or 83.60000 to 2.58800 Ma
Minimum age of oldest fossil (stem group age): 72.1 Ma

Collections (110 total)


Time interval Ma Country or state Original ID and collection number
Campanian83.6 - 72.1Canada (Nunavut) Stephanopyxis arctica (57263) Stephanopyxis arctica, Stephanopyxis grunowi (57439) Stephanopyxis dissonus (57442) Stephanopyxis grunowi (57440 57441) Stephanopyxis grunowi, Stephanopyxis sp. A (57259) Stephanopyxis grunowi, Stephanopyxis turris (57262) Stephanopyxis sp. A (57261)
Campanian83.6 - 72.1Canada (Northwest Territories) Stephanopyxis arctica, Stephanopyxis dissonus, Stephanopyxis dissonus var., Stephanopyxis grunowi, Stephanopyxis lavrenkoi, Stephanopyxis turris, Stephanopyxis simonseni (57625) Stephanopyxis arctica, Stephanopyxis dissonus, Stephanopyxis dissonus var., Stephanopyxis grunowi, Stephanopyxis turris, Stephanopyxis simonseni (57629 57630) Stephanopyxis arctica, Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis turris, Stephanopyxis simonseni (57631 57632) Stephanopyxis arctica, Stephanopyxis dissonus, Stephanopyxis turris (57641) Stephanopyxis arctica, Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis dissonus var., Stephanopyxis grunowi, Stephanopyxis turris, Stephanopyxis simonseni (57621 57622 57623 57626 57633) Stephanopyxis arctica, Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis lavrenkoi, Stephanopyxis turris, Stephanopyxis simonseni (57624) Stephanopyxis arctica, Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis turris (57612 57613 57617 57618 57619 57620) Stephanopyxis arctica, Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis turris, Stephanopyxis simonseni (57627) Stephanopyxis arctica, Stephanopyxis turris (57649) Stephanopyxis dissonus (57648) Stephanopyxis dissonus var., Stephanopyxis turris, Stephanopyxis simonseni (57653) Stephanopyxis dissonus, Stephanopyxis dissonus var., Stephanopyxis turris, Stephanopyxis simonseni (57650) Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis turris (57640 57645) Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis turris, Stephanopyxis simonseni (57651 57654 57656) Stephanopyxis dissonus, Stephanopyxis turris (57635 57638 57639 57642 57643 57644 57655) Stephanopyxis dissonus, Stephanopyxis turris, Stephanopyxis simonseni (57660) Stephanopyxis grunowi, Stephanopyxis lavrenkoi (57607) Stephanopyxis grunowi, Stephanopyxis turris (57609 57611) Stephanopyxis simonseni (57658) Stephanopyxis sp. (57213 57214 57216 57218) Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis dissonus var., Stephanopyxis grunowi, Stephanopyxis turris, Stephanopyxis simonseni (57628) Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis grunowi (57614) Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis grunowi, Stephanopyxis turris (57615) Stephanopyxis turris (57634 57659) Stephanopyxis turris, Stephanopyxis simonseni (57652)
Campanian83.6 - 72.1Canada Stephanopyxis arctica, Stephanopyxis superba, Stephanopyxis dissonus, Stephanopyxis dissonus var., Stephanopyxis grunowi, Stephanopyxis turris (57616) Stephanopyxis dissonus, Stephanopyxis turris, Stephanopyxis simonseni (57657)
Campanian83.6 - 72.1Antarctica Stephanopyxis delectabilis, Stephanopyxis uralensis, Stephanopyxis weyprechtii, Stephanopyxis turris, Stephanopyxis simonseni (57573) Stephanopyxis turris, Stephanopyxis simonseni (57574)
Maastrichtian72.1 - 66.0Antarctica Stephanopyxis broschii, Stephanopyxis delectabilis, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis marginata, Stephanopyxis maxima, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis grunowii, Stephanopyxis weyprechtii, Stephanopyxis turris, Stephanopyxis simonseni (57568) Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis sp. C., Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57558) Stephanopyxis edita, Stephanopyxis lavrenkoi, Stephanopyxis marginata, Stephanopyxis turris, Stephanopyxis simonseni (57556) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis marginata, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57560 57561) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis marginata, Stephanopyxis sp. A., Stephanopyxis sp. C., Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57563) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis sp. D., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris (57565) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis turris (57566) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57564) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57567) Stephanopyxis hannai, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis turris (57554) Stephanopyxis hannai, Stephanopyxis sp. A., Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57569) Stephanopyxis hannai, Stephanopyxis superba, Stephanopyxis turris (57555) Stephanopyxis lavrenkoi, Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis turris, Stephanopyxis simonseni (57562) Stephanopyxis lavrenkoi, Stephanopyxis superba, Stephanopyxis turris, Stephanopyxis simonseni (57559) Stephanopyxis maxima, Stephanopyxis sp. A., Stephanopyxis superba, Stephanopyxis turris, Stephanopyxis simonseni (57557) Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis simonseni (57570) Stephanopyxis superba, Stephanopyxis turris, Stephanopyxis simonseni (57571) Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57572)
Paleocene66.0 - 56.0Antarctica Stephanopyxis delectabilis, Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis maxima, Stephanopyxis sp. B., Stephanopyxis sp. C., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57547) Stephanopyxis delectabilis, Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57549) Stephanopyxis delectabilis, Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. B., Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis weyprechtii, Stephanopyxis turris, Stephanopyxis simonseni (57545) Stephanopyxis delectabilis, Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis marginata, Stephanopyxis maxima, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57552) Stephanopyxis delectabilis, Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis maxima, Stephanopyxis sp. B., Stephanopyxis grunowii, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57540) Stephanopyxis delectabilis, Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis maxima, Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis weyprechtii, Stephanopyxis turris, Stephanopyxis simonseni (57538) Stephanopyxis delectabilis, Stephanopyxis maxima, Stephanopyxis sp. B., Stephanopyxis grunowii, Stephanopyxis turris, Stephanopyxis simonseni (57541) Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis maxima, Stephanopyxis sp. A., Stephanopyxis sp. B., Stephanopyxis sp. C., Stephanopyxis sp. D., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57550) Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. B., Stephanopyxis turris, Stephanopyxis simonseni (57553) Stephanopyxis edita, Stephanopyxis hannai, Stephanopyxis maxima, Stephanopyxis sp. B., Stephanopyxis sp. D., Stephanopyxis turris, Stephanopyxis simonseni (57551) Stephanopyxis edita, Stephanopyxis sp. B., Stephanopyxis sp. C., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57548) Stephanopyxis edita, Stephanopyxis turris (57546) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis maxima, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis weyprechtii, Stephanopyxis turris, Stephanopyxis simonseni (57542) Stephanopyxis hannai, Stephanopyxis lavrenkoi, Stephanopyxis sp. B., Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57537) Stephanopyxis lavrenkoi, Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57544) Stephanopyxis superba, Stephanopyxis uralensis, Stephanopyxis turris, Stephanopyxis simonseni (57543) Stephanopyxis turris, Stephanopyxis simonseni (57539)
Lutetian47.8 - 41.3Russian Federation (Kamchatka) Stephanopyxis grunowii, Stephanopyxis marginata, Stephanopyxis superba, Stephanopyxis sp., Stephanopyxis turris (202259)
Middle Eocene47.8 - 37.71USA (California) Stephanopyxis sp., Stephanopyxis grunowii, Stephanopyxis hyalomarginata (201732)
Aquitanian - Langhian23.03 - 13.82USA (North Carolina) Stephanopyxis grunowii, Stephanopyxis turris, Stephanopyxis corona, Stephanopyxis lineata (48887)
Neogene23.03 - 2.58India (Andaman and Nicobar Islands) Stephanopyxis minuta, Stephanopyxis nankoorensis, Stephanopyxis pandura, Stephanopyxis turris (224619)
Burdigalian - Langhian20.44 - 13.82Mexico (Baja California) Stephanopyxis sp. (236356)
Langhian15.97 - 13.82Mexico (Baja California) Stephanopyxis sp. (52183)
Serravallian13.82 - 11.62USA (Virginia) Stephanopyxis grunowii (57700)
Serravallian13.82 - 11.62USA (Maryland) Stephanopyxis turris, Stephanopyxis corona, Stephanopyxis lineata (70546)
Zanclean5.333 - 3.6Japan Stephanopyxis sp. (55643)
Zanclean5.333 - 3.6Japan (Iwate) Stephanopyxis sp. (56300)
Pliocene - Quaternary5.333 - 0.0Chile (Atacama) Stephanopyxis sp. (221934)
Piacenzian3.6 - 2.588Japan Stephanopyxis dimorpha, Stephanopyxis horidus, Stephanopyxis turris (101907)