- The
class Osteostraci (meaning "bony s****") is an
extinct taxon of bony-armored
jawless fish,
termed "ostracoderms", that
lived in what is now North...
- 1, 2 and 3
Lateral projection of type 2 Type 2
Cornuate navicular bone
Cornuate navicular bone
Cornuate navicular bone Type 2 on one foot (dark arrow)...
- also
determined that
Cephalaspis sensu stricto was the sister-taxon of
cornuate osteostracans, i.e., all
osteostracans that
either have, or have ancestors...
- ossicle,
which can
cause dysfunction, and therefore, symptoms. Type 3: A
cornuate navicular bone
represents an
enlarged navicular tuberosity,
which may represent...
