Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Zygospira modesta

Rhynchonellata - Atrypida - Anazygidae

Taxonomy
Atrypa modesta was named by Hall (1847).

It was recombined as Zygospira modesta by Hall (1862), Foerste (1924) and Howe (1965).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1862Zygospira modesta Hall pp. 154 - 155 figs. Pl. 10, fig. 21a, b
1924Zygospira modesta Foerste
1965Zygospira modesta Howe pp. Tables 2, 3

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderAtrypidaRzhonsnitskaya 1960
suborderAnazygidinaCopper 1996
superfamilyAnazygoideaDavidson 1883
familyAnazygidaeDavidson 1883
subfamilyAnazyginaeDavidson 1883
genusZygospira
speciesmodesta()

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.

Zygospira modesta Hall 1847
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 1.0 to < 10g
Adult height: 1.0 to < 10g
Folds: minorg
Ribbing: majorg
Spines: noneg
Internal reinforcement: noneg
Environment: marineuc
Locomotion: stationaryg
Attached: yesg
Epibiont: yesg
Life habit: epifaunalg
Diet: suspension feederg
Vision: blindc
Created: 2009-06-02 14:08:57
Modified: 2009-07-20 15:29:41
Source: g = genus, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy 2009

Age range: base of the Middle Ordovician to the top of the Richmondian or 470.00000 to 445.50000 Ma

Collections (471 total)


Time interval Ma Country or state Original ID and collection number
Ordovician485.4 - 443.8USA (Ohio) Zygospira modesta (77814)
Middle Ordovician470.0 - 458.4USA (Kentucky) Zygospira modesta (10758)
Caradoc458.4 - 449.5Canada (Quebec) Zygospira modesta (77221)
Caradoc458.4 - 449.5USA (Kentucky) Zygospira modesta (64404)
Caradoc458.4 - 449.5USA (Ohio) Zygospira modesta (64422 64423 64424 64425 64476)
Caradoc458.4 - 449.5USA (Georgia) Zygospira modesta (32398 32402 32547 32552 32553 32554 32557 32558 32614 32615 32617 32618 32619 32631 32632 32633 32634 32635 32650 32653 32656 32657 32658 32779 32783 32787 32791 32798)
Late/Upper Ordovician458.4 - 443.8USA (Maryland) Zygospira modesta (411)
Late/Upper Ordovician458.4 - 443.8USA (Ohio) Zygospira modesta (75108 75111 75160 77562 77761 77765 77811 77825 77830 77833 77892 77901 77961 77970 78153 78159 78360 78390 78507 78606 78635 78703 78726 78805 78826 78827 78884)
Late/Upper Ordovician458.4 - 443.8USA (New York) Zygospira modesta (1196)
Late/Upper Ordovician458.4 - 443.8USA (Indiana) Zygospira modesta (75165 77493 78152 78156 78388 78509 78899)
Late/Upper Ordovician458.4 - 443.8USA (Kentucky) Zygospira modesta (75460 76122 76178)
Shermanian457.3 - 449.6USA (Minnesota) Zygospira modesta (23092)
Chatfieldian453.8 - 451.0USA (Kentucky) Zygospira modesta (10722 34547 34561 34563 37834 48739 48740 48742 48743 48744 48745 48746 48748 48751 48752 48753 48756 48757 48758 48759 48762 48763 48764 48765 48766 48767 48782 48783 48784 48785 48786 48787 48814 48815 48816 48817 48818 48819 48820)
Katian453.0 - 445.2USA (Kentucky) Zygospira modesta (181722)
Edenian451.0 - 450.2USA (Virginia) Zygospira modesta (5397)
Edenian451.0 - 450.2USA (Kentucky) Zygospira modesta (369 48768 48770 48771 48772 48773 48774 48775 48776 48777 48778 48779 48780 48781 48788 72637 72644 72646 72648 72677 72679 72680 72728 72731 72757 72764 72766 72954 72956 72957 72958 72998 73007 73009 73010 73012 73013 73015 73017 73021 73023)
Edenian451.0 - 450.2USA (Pennsylvania and Virginia) Zygospira modesta (77103)
Edenian451.0 - 450.2USA (Ohio) Zygospira modesta (64426 64475)
Edenian451.0 - 450.2Canada (Northwest Territories) Zygospira modesta (24636)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) Zygospira modesta (26295)
Edenian - Maysvillian451.0 - 449.6USA (Illinois, Iowa) Zygospira modesta (23810)
Edenian - Maysvillian451.0 - 449.6USA (Minnesota) Zygospira modesta (23282)
Edenian - Caradoc451.0 - 449.5USA (Tennessee) Zygospira modesta (5372)
Edenian - Richmondian451.0 - 445.5USA (Ohio) Zygospira modesta (173076)
Maysvillian450.2 - 449.6USA (Illinois, Iowa) Zygospira modesta (23811)
Maysvillian450.2 - 449.6USA (Virginia) Zygospira modesta (5395 5396 5399)
Maysvillian450.2 - 449.6USA (Kentucky) Zygospira modesta (64340 72651 72655 72656 72662 72665 72670 72671 72672 72673 72695 72696 72697 72699 72700 72701 72702 72705 72706 72707 72721 72723 72724 72725 72737 72738 72739 72740 72742 72743 72746 72747 72748 72750 72751 72752 72753 72754 72771 72772 72773 72774 72780 72782 72783 72785 72786 72788 72790 72793 72794 72795 72797 72800 72801 73030 73031 73033 73034 73068 73071 73072 73073 73074 73077 73081 73084 73085 73086 75162) Zygospira sp. (375)
Maysvillian450.2 - 449.6USA (Ohio) Zygospira modesta (5394 64421 72591 72594 72595 72597 72603 72604 72605 72606 72814 72815 72816 72817 72818 72819 72822 72825 72829 72887 72888 72889 72890 72891 72895 72900 72901 72902 72903 72906 72907 72908 72909 72936 72968 72969 72970 72971 72972 72973 72974 72975 72976 72977 72978 72979 72980 72981 72982 72983 72984 72985 72986 72987 72988 72989 72990 72991 72993 72994 72995 72997 73041 73042 73043 73044 73045 73046 73047 73126 73127 73128 73129 73130)
Maysvillian450.2 - 449.6Canada (Ontario) Zygospira modesta (26296)
Maysvillian450.2 - 449.6USA (New York) Zygospira modesta (77104)
Maysvillian450.2 - 449.6USA (Minnesota) Zygospira modesta (23283)
Maysvillian450.2 - 449.6USA (Tennessee) Zygospira modesta (5374)
Maysvillian - Richmondian450.2 - 445.5USA (Colorado) Zygospira modesta (10389)
Richmondian449.6 - 445.5USA (Indiana) Zygospira modesta (399 72427 72428 72429 72431 72433 72444 72445 72450 72456 72462 72469 72471 72473 72474 72475 72480 72481 72488 72489 72491 72492 72494 72495 72496 72497 72498 72501 72503 72510 72513 72537 72538 72539 72937 72939 72942 73087 73088 73092 73096 73100 73101 77966 78893)
Richmondian449.6 - 445.5USA (Tennessee) Zygospira modesta (13496 192104)
Richmondian449.6 - 445.5USA (Ohio) Zygospira modesta (5326 27499 72540 72544 72558 72560 72566 72579 72586 72589 72607 72608 72609 72610 72611 72612 72623 72625 72804 72807 72808 72810 72811 72812 72828 72833 72834 72835 72838 72840 72841 72842 72844 72846 72847 72848 72849 72863 72865 72876 72910 72912 72913 72915 72916 72917 72918 72919 72920 72921 72922 72923 72924 72925 72927 72931 72933 72935 72944 72959 72960 72961 72962 72963 72964 72965 72966 72967 73035 73036 73037 73038 73039 73040 73120 73121 73122 73123 73124 73125 75112 75114)
Richmondian449.6 - 445.5USA (Kentucky) Zygospira modesta (37833 72686 72691 72720 72854 72856 72860 72861 73049 73050 73051 73055 73056 73063 73116)
Ashgill - Richmondian449.5 - 445.5Canada (Ontario) Zygospira modesta (26303)
Ashgill449.5 - 443.7Canada (Ontario) Zygospira modesta (26304)
Ashgill449.5 - 443.7USA (Indiana) Zygospira modesta (64232)
Ashgill449.5 - 443.7USA (Michigan) Zygospira modesta (26309)
Ashgill449.5 - 443.7USA (Kentucky) Zygospira modesta (24034)