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

Sachitida

Sachitida

Synonyms
Synonymy list
YearName and author
1980Sachitida He
1981Thambetolepida Jell
2002Sachitida Sepkoski
2007Halwaxida Conway Morris and Caron p. 1258
2010Sachitida Parkhaev and Demidenko p. 955
2017Sachitida Kouchinsky et al. p. 373
2017Sachitida Vinther et al.
2025Sachitida Oh et al. p. 7

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
RankNameAuthor
superphylumLophotrochozoa
phylumMollusca
subphylumAculifera(Blumrich 1891)
orderSachitidaHe 1980
orderSachitidaHe 1980

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.

Or. †Sachitida He 1980
show all | hide all
G. †Miriella
G. †Quadrochites Qian et al. 1979
hide
†Quadrochites disjunctus Qian et al. 1979
Fm. †Sachitidae Meshkova 1969
hide
G. †Hippopharangites Bengtson 1990
+
†Hippopharangites dailyi Bengston 1990
G. †Sachites Meshkova 1969
+
†Sachites alatus Duan 1984
†Sachites desquamatus Duan 1984
†Sachites folliformis Duan 1984
†Sachites longus Qian 1977
†Sachites minus Qian et al. 1979
†Sachites terastios Qian et al. 1979
Fm. †Siphogonuchitidae Qian 1977
hide
G. †Calvapilosa Vinther et al. 2017
+
†Calvapilosa kroegeri Vinther et al. 2017
G. †Dabashanites Chen 1979
+
†Dabashanites mirus Chen 1979
+
†Drepanochites dilatatus Luo et al. 1982
Invalid names: Drepanochites deminatus Jiang 1980 [nomen nudum]
+
†Lomasulcachites macrus Luo et al. 1982
+
Invalid names: Heterosculpotheca phaneres Luo et al. 1982 [synonym], Siphogonuchites spinatus Xing 1984 [synonym]
G. †Lopochites Qian 1977
+
+
Invalid names: Palaeosulcachites latus Jiang 1980 [synonym]
+
Invalid names: Lopochites intercostatus Qian 1984 [synonym]
G. †Quadrosiphogonuchites Chen 1982
+
Invalid names: Paraconularoides He 1984 [synonym], Paranabarites Jiang 1982 [synonym]
G. †Siphogonuchites Qian 1977
+
†Siphogonuchites bisulcatus Qian and Yin 1984
†Siphogonuchites equilateralis Qian and Yin 1984
+
Invalid names: Palaeosulcachites biformis Qian 1977 [synonym], Palaeosulcachites irregularis Qian 1977 [synonym], Palaeosulcachites minus Qian 1984 [synonym], Palaeosulcachites shipaiensis Qian 1984 [synonym], Trapezochites minuta Jiang 1980 [synonym]
Invalid names: Palaeosulcachites Qian 1977 [synonym], Sachitelus intercostatus Jiang 1980 [nomen nudum], Trapezochites Qian and Yiang 1982 [synonym], Trapezochites chordoides Jiang 1980 [nomen nudum]
G. †Tianzhushania Qian et al. 1979
+
†Tianzhushania longa Qian et al. 1979
†Tianzhushania obesa Qian et al. 1979
Invalid names: Halkierioidea Poulsen 1967 [empty], Halwaxida Conway Morris and Caron 2007 [synonym], Siphogonuchitoidea Qian 1977 [empty], Thambetolepida Jell 1981 [synonym]
Diagnosis
ReferenceDiagnosis
P. Y. Parkhaev and Y. Demidenko 2010"Dorsum bears sclerites of two types, i.e., two relatively large low-conical shell plates on anterior and posterior parts of body (posterior or both plates can be reduced), and numerous scaly sclerites on rest of surface."
Measurements
No measurements are available
Locomotion: actively mobileuc
Life habit: epifaunaluc
Diet: grazeruc
Created: 2009-04-21 09:48:26
Modified: 2009-04-21 11:48:26
Source: uc = unranked clade
Reference: Hendy et al. 2009

Age range: base of the Jinnigian to the top of the Darriwilian or 538.80000 to 458.20000 Ma

Collections (222 total)


Time interval Ma Country or state Original ID and collection number
Jinnigian538.8 - 530.7China (Yunnan) Lopochites latazonalis (201549 201551) Lopochites lubricus (201533 201534 201537 201539) Lopochites lubricus, Siphogonuchites triangularis (201528) Siphogonuchites triangularis (201490)
Manykaian538.8 - 529.0Russian Federation (Siberia) Siphogonuchites triangularis (50316)
Nemakit-Daldynian538.8 - 525.5China (Hunan) Lopochites sp. (97714)
Nemakit-Daldynian538.8 - 525.5Russian Federation (Siberia) Lopochites sp., Sachites sp., Siphogonuchites sp., Palaeosulcachites sp. (50427) Palaeosulcachites sp. (50340) Siphogonuchites sp. (50317 50417)
Nemakit-Daldynian538.8 - 525.5Russian Federation (Khabarovsk Krai) Lopochites sp., Siphogonuchites sp. (50367) Siphogonuchites sp. (50418)
Nemakit-Daldynian538.8 - 525.5China (Shaanxi) Lopochites latazonalis (86559) Lopochites latazonalis, Lopochites quadrogonus (86561 86564) Siphogonuchites mirus, Siphogonuchites triangularis, Lopochites latazonalis (86554 86555 86558 86569) Siphogonuchites mirus, Siphogonuchites triangularis, Lopochites latazonalis, Lopochites quadrogonus (86553 86560) Siphogonuchites triangularis (86556) Siphogonuchites triangularis, Lopochites latazonalis (86566 86567 86568 86570)
Nemakit-Daldynian538.8 - 525.5Russian Federation (Krasnoyarsk Krai) Lopochites sp. (233193)
Nemakit-Daldynian538.8 - 525.5China (Yunnan) Sachites sp. (8089)
Nemakit-Daldynian538.8 - 525.5Iran Lopochites sp., Palaeosulcachites sp. (10527 10528 10529) Palaeosulcachites sp. (10526)
Nemakit-Daldynian538.8 - 525.5Mongolia (Govi-Altay) Lopochites sp. (99557)
Nemakit-Daldynian538.8 - 525.5China (Sichuan) Quadrosiphogonuchites antiquus (232840) Quadrosiphogonuchites antiquus, Quadrosiphogonuchites quadratus (232841) Quadrosiphogonuchites quadratus, Siphogonuchites triangularis (232842)
Nemakit-Daldynian - Tommotian538.8 - 521.0Russian Federation (Sakha) Siphogonuchites sp. (99229)
Early/Lower Cambrian538.8 - 506.5China (Shaanxi) Lopochites latazonalis (86585 86586 86592) Siphogonuchites mirus, Siphogonuchites triangularis, Lopochites latazonalis (86593) Siphogonuchites triangularis (86587 86590) Siphogonuchites triangularis, Lopochites latazonalis (86581 86582 86583 86588 86589 86591)
Early/Lower Cambrian538.8 - 506.5Australia (South Australia) Oikozetetes mounti (190168 190395)
Waucoban538.8 - 506.5Canada (Northwest Territories) Wiwaxia sp. (227949 227951 227953 227954)
Cambrian538.8 - 486.85China (Yunnan) Wiwaxia douposiensis (235630)
Meishucunian - Nemakit-Daldynian530.7 - 525.5China (Yunnan) Siphogonuchitidae indet. (96431 96433)
Meishucunian530.7 - 521.0China (Guizhou) Lopochites sp., Sachites sp., Sachites maidipingensis (106512) Sachites sp., Siphogonuchites triangulatus, Palaeosulcachites shipaiensis, Sachites maidipingensis (106514) Siphogonuchites triangulatus, Palaeosulcachites minus, Trapezochites chordoides, Siphogonuchites intermedius, Siphogonuchites bisulcatus, Siphogonuchites equilateralis (106513)
Meishucunian530.7 - 521.0China (Shaanxi) Lopochites sp., Sachites costulatus, Sachites hastatus, Sachites maidipingensis, Sachites longus, Siphogonuchites intermedius, Siphogonuchites pusilliformis (107790) Sachites hastatus (107791) Sachites ningqiangensis (107776) Siphogonuchites sp., Palaeosulcachites irregularis, Lopochites latazonalis (107774)
Meishucunian530.7 - 521.0China (Sichuan) Lopochites sp., Sachites sp., Siphogonuchites sp., Palaeosulcachites sp., Trapezochites sp. (107389)
Meishucunian530.7 - 521.0China (Yunnan) Lopochites dilatatus, Siphogonuchites triangularis, Lopochites latazonalis, Lopochites quadrogonus, Lomasulcachites macrus (201567) Lopochites latazonalis (201544) Lopochites latazonalis, Lopochites quadrogonus (201543) Lopochites lubricus, Siphogonuchites triangularis, Lopochites latazonalis, Lopochites quadrogonus, Lomasulcachites macrus (201545 201572) Lopochites sp., Sachites sp., Siphogonuchites sp. (108257 108260) Lopochites sp., Sachites sp., Siphogonuchites sp., Palaeosulcachites sp. (108259) Sachites sp. (108309) Sachites sp., Siphogonuchites triangularis (108258) Siphogonuchites triangularis (201511 201512 201513 201520 201530 201531 201542 201547 201552 201574) Siphogonuchites triangularis, Drepanochites dilatatus (201514) Siphogonuchites triangularis, Lomasulcachites macrus (201529) Siphogonuchites triangularis, Lopochites latazonalis (201541 201546 201548 201569 201570) Siphogonuchites triangularis, Lopochites latazonalis, Drepanochites dilatatus (201515) Siphogonuchites triangularis, Lopochites latazonalis, Lomasulcachites macrus (201519 201521) Siphogonuchites triangularis, Lopochites latazonalis, Lopochites quadrogonus (201516 201518 201568 201571) Siphogonuchites triangularis, Lopochites quadrogonus (201517) Siphogonuchites triangularis, Lopochites quadrogonus, Lomasulcachites macrus (201523)
Meishucunian530.7 - 521.0China (Zhejiang) Lopochites sp., Siphogonuchites carinatus (108039)
Meishucunian530.7 - 521.0China (Hubei) Palaeosulcachites biformis (155446) Palaeosulcachites shipaiensis (107636) Sachites minus, Palaeosulcachites shipaiensis (107665) Sachites sp., Tianzhushania longa, Tianzhushania obesa, Sachites terastios, Sachites minus, Quadrochites disjunctus, Palaeosulcachites shipaiensis (107634)
Meishucunian - Tommotian530.7 - 521.0China (Yunnan) Siphogonuchites triangularis (96284) Siphogonuchites triangularis, Lopochites latazonalis, Lopochites quadrogonus, Lomasulcachites macrus, Drepanochites dilatatus (96449)
Stage 2529.0 - 521.0France (Herault) Lomasulcachites macrus (239438) Siphogonuchites triangularis (239269)
Stage 2529.0 - 521.0France (Heraultia) Siphogonuchites triangularis (234355)
Tommotian525.5 - 521.0Russian Federation (Krasnoyarsk Krai) Lopochites sp. (233198) Lopochites sp., Siphogonuchites triangularis (233166) Lopochites sp., Tianzhushania longa (233194)
Tommotian525.5 - 521.0Russian Federation (Yakutiya) Sachites proboscideus (80796 80804 80952)
Tommotian525.5 - 521.0Russian Federation (Siberia) Sachites proboscideus (50321) Sachites proboscideus, Siphogonuchites sp. (50319) Siphogonuchites sp. (50428)
Tommotian525.5 - 521.0China (Yunnan) Siphogonuchites triangularis, Lopochites latazonalis, Drepanochites dilatatus (94556) Siphogonuchitidae gen. et. sp. indet, Siphogonuchites triangularis, Lopochites latazonalis, Lomasulcachites macrus, Drepanochites dilatatus, Dabashanites mirus (171902)
Tommotian525.5 - 521.0Russian Federation (Khabarovsk Krai) Sachites proboscideus, Siphogonuchites sp. (50314)
Tommotian525.5 - 521.0China (Hubei) Siphogonuchites triangularis, Palaeosulcachites biformis (155444)
Atdabanian521.0 - 516.0Australia (South Australia) Halkieria parva (97781 97782 97783) Halkieria parva, Hippopharangites dailyi (96966 97739 97740 97741 97744 97747 97769) Hippopharangites dailyi (96920 96931 96960 97742 97746 97748 97749 97750)
Atdabanian - Botomian521.0 - 512.1Australia (Northern Territory) Sachites sp. (80920)
Atdabanian - Botomian521.0 - 512.1China (Yunnan) Wiwaxia foliosa (159584)
Atdabanian - Botomian521.0 - 512.1Antarctica (South Shetland Islands) Halkieria parva (49691)
Botomian516.0 - 512.1Russian Federation (Yakutia) Wiwaxia sp. (90438)
Botomian516.0 - 512.1Australia (South Australia) Halkieria parva (97700 97718) Halkieria parva, Hippopharangites dailyi (50793 96917 96932 96958 96959 96965 97701 97717 97751 97770 97773 97774 97775) Hippopharangites dailyi (96914 96916 97771 97772 97776 97777 156332)
Lenian516.0 - 508.2Greenland (Peary Land) Hippopharangites sp., Hippopharangites groenlandicus (96526)
Dyeran515.3 - 509.7Greenland Sachites sp. (49461)
Dyeran515.3 - 509.7Greenland (Peary Land) Hippopharangites groenlandicus (210618) Hippopharangites sp. (49903)
Dyeran515.3 - 509.7Canada (Northwest Territories) Wiwaxia corrugata (6850)
Stage 4514.5 - 506.5Greenland Hippopharangites sp., Hippopharangites groenlandicus (275945)
Toyonian512.1 - 508.2Morocco Oikozetetes seilacheri (9123)
Toyonian512.1 - 508.2Australia (South Australia) Hippopharangites dailyi (97698)
Delamaran509.7 - 505.3Jordan Siphogonuchites indet. (139936)
Delamaran509.7 - 505.3Canada (British Columbia) Wiwaxia corrugata (84412 84413 84414 84415 84416 84417 84418 84419 84420 84421 84422 84423 84424 84425 84426 84427 84428 84429 84430 84431 84432 84433 84434 84435 84436 84437) Wiwaxia sp., Oikozetetes seilacheri (121959)
Delamaran509.7 - 505.3USA (Utah) Wiwaxia corrugata (77218)
Taijangian506.5 - 504.5China (Guizhou) Wiwaxia sp. (79770 125162)
Middle Cambrian506.5 - 497.0Canada (Brithish Columbia) Wiwaxia sp. (188661 188662)
St Davids506.5 - 497.0Canada (British Columbia) Wiwaxia sp. (122094)
St Davids - Merioneth506.5 - 486.85Canada (British Columbia) Orthrozanclus reburrus (6854)
Guzhangian500.5 - 497.0Canada (Alberta) Wiwaxia corrugata (238940)
Tremadocian486.85 - 477.1Morocco (Anti-Atlas) Calvapilosa kroegeri (166727)
Tremadoc486.4 - 477.1Morocco Calvapilosa kroegeri (184198 184210 184211)
Darriwilian469.4 - 458.2United Kingdom (Wales) S. PMU 39350/1 (230215)