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taxonomies of the gastropods have been published (in 1997 and 2005). This has led to an extensive reclassification of gastropod taxa. The taxon
Archaeogastropoda was found to be a
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and a double-chambered heart, with the eggs and sperm discharged directly into the water. They were traditionally regarded as a relatively primitive group.
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relationships, but on more general affinities between the groups. In the last few years, two new
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This older classification of the gastropods is based on the classification of
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group, and therefore unacceptable in a strictly cladistic classification.
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515:"Answers - the Most Trusted Place for Answering Life's Questions"
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264:(1925). This classification was not based on true
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742:Taxa named by Johannes Thiele (zoologist)
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737:Extant Cambrian first appearances
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224:used in older classifications of
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338:Older system of classification
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121:Scientific classification
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732:Obsolete gastropod taxa
253:, typically having two
236:. Archeogastropoda are
322:Cox & Knight, 1960
681:Paleobiology Database
309:Salvini-Plawen, 1989
30:Late Cambrian–Recent
181:"Archaeogastropoda"
16:Order of gastropods
537:Sasaki T. (1998).
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668:Open Tree of Life
595:Archaeogastropoda
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558:Taxon identifiers
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291:Patellogastropoda
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24:Archaeogastropoda
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27:Temporal range:
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616:iNaturalist
520:Answers.com
473:Helicinidae
318:Koken, 1896
313:Superorder
304:Superorder
241:prosobranch
726:Categories
501:References
447:Turbinidae
397:Patellidae
391:Patellacea
363:Haliotidae
332:Gastropoda
251:herbivores
226:gastropods
222:sea snails
168:Gastropoda
109:shells of
495:Janospira
467:Neritidae
461:Neritacea
429:Trochidae
417:Trochacea
409:Lepetidae
403:Acmaeidae
298:subclass
293:(limpets)
283:subclass
270:cladistic
249:, mainly
244:gastropod
220:order of
218:taxonomic
194:Families
144:Kingdom:
138:Eukaryota
575:Wikidata
548:. Tokyo.
543:Bulletin
489:See also
247:mollusks
216:) was a
201:See text
158:Mollusca
154:Phylum:
148:Animalia
134:Domain:
673:2914826
581:Q445364
477:Family
471:Family
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355:Family
228:, i.e.
174:Order:
164:Class:
696:499423
693:uBio:
343:Order
289:order
238:marine
230:snails
188:, 1925
186:Thiele
704:WoRMS
647:69461
634:10001
629:IRMNG
621:48643
255:gills
234:slugs
112:Turbo
686:8515
642:ITIS
603:BOLD
232:and
114:spp.
35:PreꞒ
709:110
655:NBN
608:114
590:ADW
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85:Pg
523:.
178:†
90:N
80:K
75:J
70:T
65:P
60:C
55:D
50:S
45:O
40:Ꞓ
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