About
Education
Discuss
TraitBank
Sign In
Sign Up
Language
Deutsch
English
Español
français
italiano
Nederlands
Piemontèis
Português do Brasil
suomi
Türkçe
Čeština
Ελληνικά
македонски
Українська
العربية
简体中文
繁體中文
names in breadcrumbs
vernacular
scientific
About
Education
Discuss
TraitBank
Sign In
Sign Up
en
Deutsch
English
Español
français
italiano
Nederlands
Piemontèis
Português do Brasil
suomi
Türkçe
Čeština
Ελληνικά
македонски
Українська
العربية
简体中文
繁體中文
names in breadcrumbs
vernacular
scientific
Creatures
»
…
»
Animal
»
…
»
Ribbon Worms
»
…
Creatures
»
Cellular Organisms
»
Eukaryotes
»
Opisthokonts
»
Animal
»
Bilateria
»
Protostomes
»
Spiralians
»
Ribbon Worms
»
unclassified Nemertea
«
Meckelia
collect
overview
data
media
articles
maps
names
Moore and Gibson 1985
show all
Brusca and Brusca, 2003
Cellularity and growth form
Coe 1927
GBIF data coverage
Moore and Gibson 1985
Namigai et al 2014
Norenburg 1985
Strand and Sundberg 2015
locomotion
Moore and Gibson 1985
peristalsis
URI:
https://www.wikidata.org/entity/Q308695
Definition:
A wavelike sequence of muscular contraction and relaxation that passes along a tubelike structure, such as a vertebrate intestine, or the body of an earthworm
show all records