- The
genus Allonautilus contains two
species of nautiluses,
which have a
significantly different morphology from
those placed in the
sister taxon Nautilus...
- ConchBooks. p. 31.
Wikimedia Commons has
media related to
Allonautilus scrobiculatus. "CephBase:
Allonautilus scrobiculatus".
Archived from the
original on 2005-08-17...
-
Nautilus and
Allonautilus".
American Malacological Bulletin. 29 (1/2): 77–93. doi:10.4003/006.029.0221. ISSN 0740-2783. S2CID 86014620. "
Allonautilus scrobiculatus"...
- arms as sails. The arm
crown of
modern nautilids (genera
Nautilus and
Allonautilus) is very
distinct in
comparison to coleoids.
Unlike the ten-armed Decabrachia...
- morphologically, from the two
nautilus species in the
adjacent sister-taxon
Allonautilus. The
oldest fossils of the
genus are
known from the Late
Eocene Hoko...
- the Late
Cambrian and are
represented today by the
living Nautilus and
Allonautilus.
Fossil nautiloids are
diverse and
species rich, with over 2,500 recorded...
-
single family, the
Nautilidae which includes two genera,
Nautilus and
Allonautilus, with six species. All told,
between 22 and 34
families and 165 to 184...
- it into the Jur****ic. The
Nautilaceae are
represented by
Nautilus and
Allonautilus,
genera included in the Nautilidae.
Species in the
Nautilaceae are generally...
- squid, and cuttlefish; and Nautiloidea,
represented by
Nautilus and
Allonautilus. In the Coleoidea, the
molluscan s**** has been
internalized or is absent...
- chamber. This
distinguishes them from
living nautiloides (Nautilus and
Allonautilus) and
typical Nautilida, in
which the
siphuncle runs
through the center...
