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Yang, Y.; Abalde, S.; Afonso, C. L.; Tenorio, M. J.; Puillandre, N.; Templado, J.; Zardoya, R. (2021). Mitogenomic phylogeny of mud snails of the mostly
Atlantic/Mediterranean genus Tritia (Gastropoda: Nassariidae). Zoologica
481:
Brunel, P., L. Bosse, & G. Lamarche. (1998). Catalogue of the marine invertebrates of the estuary and Gulf of St. Lawrence. Canadian
Special Publication of Fisheries and Aquatic Sciences, 126. 405 p.
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Cernohorsky W. O. (1984). Systematics of the family
Nassariidae (Mollusca: Gastropoda). Bulletin of the Auckland Institute and Museum 14: 1-356.
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of the shell is almost always eroded, and the shell is often quite damaged by the acidic properties of the mud in which the animal lives.
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MolluscaBase eds. (2021). MolluscaBase. Ilyanassa obsoleta (Say, 1822). Accessed through: World
Register of Marine Species at:
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feeder, eating whatever is found in the film on top of the mud where it lives, including many microscopic marine plants.
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with a slightly rough exterior, because the surface has intersecting weak spiral and axial ribs. The shell has an oval
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at the anterior end. The aperture has a smooth inner lip with a partial shield, and the outer lip is thin and smooth.
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Cell
Lineage of the Ilyanassa Embryo: Evolutionary Acceleration of Regional Differentiation during Early Development
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The exterior of the shell is chalky white, but it is covered by a very dark brown, closely adhering
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459:. 2008. Nassarius obsoletus. USGS Nonindigenous Aquatic Species Database, Gainesville, FL. <
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This snail is very common on mud flats in the intertidal and shallow subtidal zones, in
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The maximum shell length is a little more than one inch, or about 28 mm.
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http://www.marinespecies.org/aphia.php?p=taxdetails&id=467490
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https://nas.er.usgs.gov/queries/FactSheet.asp?speciesID=1022
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Kelaher et al., J Experimental Marine
Biology and Ecology
55:(museum specimens at Naturalis Biodiversity Center)
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512:Blakeman Smith, Journal of Molluscan Studies
365:The nonindigenous distribution includes the
346:The indigenous distribution of this western
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457:United States Geological Survey
240:Nassarius (Ilyanassa) obsoletus
470:> Accessed 29 October 2008.
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891:Gastropods described in 1822
507:10.1371/journal.pone.0005506
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312:This species has a small
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61:Scientific classification
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304:, the nassa mud snails.
261:(unaccepted combination)
219:(unaccepted combination)
206:Buccinum noveboracensis
369:of the United States.
320:with a small notch or
236:(original combination)
726:Paleobiology Database
437:"ITIS- N. obsoletus"
27:Species of gastropod
491:Goulding MQ. 2009.
466:11 May 2009 at the
248:Nassarius obsoletus
223:Buccinum oliviforme
572:Ilyanassa obsoleta
532:Ilyanassa obsoleta
522:9 May 2006 at the
394:This species is a
276:Ilyanassa obsoleta
256:Buccinum obsoletum
214:Buccinum obsoletum
180:Ilyanassa obsoleta
53:Ilyanassa obsoleta
36:Ilyanassa obsoleta
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564:Taxon identifiers
308:Shell description
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271:eastern mudsnail
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162:I. obsoleta
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118:Caenogastropoda
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440:. Retrieved
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386:and inlets.
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342:Distribution
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329:periostracum
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226:Kiener, 1834
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832:iNaturalist
739:SeaLifeBase
648:iNaturalist
442:19 February
352:Nova Scotia
302:Nassariidae
259:(Say, 1822)
251:(Say, 1822)
243:(Say, 1822)
217:(Say, 1822)
138:Nassariidae
880:Categories
543:16 January
402:References
367:West Coast
209:Wood, 1828
114:Subclass:
108:Gastropoda
886:Ilyanassa
784:Q61697812
292:gastropod
285:sea snail
234:Say, 1822
156:Species:
149:Ilyanassa
84:Kingdom:
78:Eukaryota
778:Wikidata
666:11107125
587:Q3142539
581:Wikidata
520:Archived
499:PLoS ONE
464:Archived
396:detritus
348:Atlantic
318:aperture
197:Synonyms
134:Family:
98:Mollusca
94:Phylum:
88:Animalia
74:Domain:
850:1934733
824:8542870
627:2302982
553:Scripta
378:Habitat
373:Ecology
358:in the
356:Georgia
297:in the
295:mollusk
281:species
279:, is a
190:, 1822)
144:Genus:
124:Order:
104:Class:
863:876835
837:548664
798:770260
757:467490
718:467490
679:114944
614:485262
384:sounds
299:family
289:marine
858:WoRMS
811:84ZTV
752:WoRMS
731:81607
705:34582
692:74169
661:IRMNG
653:70005
601:84X5M
407:Notes
314:shell
845:NCBI
819:GBIF
793:BOLD
744:5522
713:OBIS
700:NCBI
687:ITIS
640:1321
635:GISD
622:GBIF
545:2019
444:2007
333:apex
287:, a
269:The
806:CoL
674:ISC
609:EoL
596:CoL
503:doi
354:to
283:of
188:Say
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415:^
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186:(
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
