-
Hippoids are
adapted to
burrowing into
sandy beaches, a
habit they
share with
raninid crabs, and the
parallel evolution of the two
groups is striking. In the...
- Albian.
Raninids'
dorsal surfaces have
varying textures: smooth, pitted, granular,
inclined or
fungiform nodes, eroded,
scabrous or terraced.
Raninids have...
-
sidelong gait more efficient. Some
crabs walk
forward or backward,
including raninids,
Libinia emarginata and
Mictyris platycheles. Some crabs, like the Portunidae...
-
mathildellid crab
Eumorphocorystes E.
naselensis Kayak Island Five
specimens A
raninid crab
Orbitoplax O.
plafkeri Wingham Island Eight specimens A euryplacid...
-
Tepee Buttes,
South Dakota. A
raninid crab. R.
oaheensis Butte County,
South Dakota.
Gammon Ferruginous Member. A
raninid crab.
Rugafarius R. fredrichi...
- more efficient. However, some
crabs walk
forwards or backwards,
including raninids,
Libinia emarginata and
Mictyris platycheles. Some crabs,
notably the Portunidae...
-
Rodney M.
Feldmann &
Carrie E.
Schweitzer (2009). "Systematic
evaluation of
raninid cuticle microstructure" (PDF).
Bulletin of the
Mizunami Fossil Museum....
- and
taxonomic significance of a
novel cuticular Structure in
Cretaceous Raninid crabs (Decapoda: Brachyura: Raninidae)".
Journal of Paleontology. 76 (3):...
- thylacocephalan.
Pseudodrobna P.
natator A
penaeid prawn.
Pseudoranina P.
guinotae A
raninid crab.
Thylacocephalus T.
cymolopos A
microcaridid thylacocephalan....
-
Bonizzatoides Gen. et sp. nov
Valid Beschin,
Busulini &
Tessier Eocene Italy A
raninid crab. The type
species is
Bonizzatoides tuberculatus.
Boschettocheles Gen...
