Assertion: gastropod | /r/HasProperty | marine
Facets:
value: exclusively
type: DEGREE
value: between devonian
type: TEMPORAL
value: between the cambrian
type: TEMPORAL
value: with appearing in the late cambrian
type: OTHER
value: entirely
type: DEGREE
Source sentences:
text: The first gastropods were exclusively marine.
text: The first gastropods were exclusively marine, with the earliest representatives of the group appearing in the Late Cambrian (Chippewaella, Strepsodiscus), though their only gastropod character is a coiled shell, so they could lie in the stem lineage, if they are gastropods at all.
text: Between the Cambrian and Devonian, gastropods were entirely marine, but by the Carboniferous some had entered non-marine waters and land snails may have evolved by the late Carboniferous.
text: The first gastropods were exclusively marine.
text: Gastropods are primarily marine, but freshwater and terrestrial forms occur.