- The
heart urchins or
Spatangoida are an
order of sea urchins.
Their body is a
somewhat elongated oval in form, and is
distinguished by the
mouth being...
-
metres at the
Alaskan continental margin in the Gulf of
Alaska collected a
spatangoid urchin,
Cystochinus loveni,
about 5 cm diameter,
which was
wearing a cloak...
-
their particular spines, and feed on its
organic fraction. Test of a
spatangoid (oral face): the
mouth is on the
right and the **** on the left. Echinocyamus...
-
bivalves such as grapheids, exogyrids, pectens, and oysters; gastropods;
spatangoid echinoderms; ammonoids; corals; sponges; and
serpulid worms.
Small fossils...
- of
unrelated genera some of
which are holasteroid, and
others that are
spatangoid. Later,
Mortensen included just two
genera -
Aceste and Aeropsis. The...
-
modern animals such as
Spionid Polychaete worms,
tropical Holothurians and
Spatangoid urchins.
Rhizocorallium R.
parallelum Dotternhausen Holzmaden Ohmden Altdorf...
-
Latest Early Campanian –
earliest Late
Campanian Several specimens A
spatangoid; many
fossils mislabelled as
various species of the
related genus Micraster...
- (2022). "Systematics and
phylogenetic interpretation of a new
bathyal spatangoid echinoid from the
Eocene of Spain:
Habanaster itzae nov. sp". Geobios...
- Górka &
Wysocka Miocene (late Badenian)
Ternopil Beds Ukraine A
brissid spatangoid, a
species of Rhabdobrissus.
Sierradiadema Gen. et sp. nov
Valid Mooi...
-
History ser. 7, 12: 244–248; BHL 1904.
Description of a new
Genus of
Spatangoids.
Annals and
Magazine of
Natural History ser. 7, 13: 236–237; BHL - On...
