Page:The Habitat of the Eurypterida.djvu/95

Ceratiocarids.
Ceratiocaris laxa
Ceratiocaris longa
Ceratiocaris papilio
Ceratiocaris stygius
Ceratiocaris cf. murchisoni
Worm tracks.
(2) In same bed ${\tfrac {1}{2}}$ mile distant:
Eurypterids:
Pterygotus bilobus
Slimonia acuminata
Ceratiocarids:
Ceratiocaris sp.
Dictyocaris ramsayi
Coelolepid fish: Thelodus scoticus
Myriopods ? impressions of
(3) From Long Burn, tributary of Logan Water in same bed
Eurypterid: Pterygotus bilobus
Ceratiocarid:
Dictyocaris ramsayi (Taxonomic position doubtful)
Ceratiocaris sp.
Ostracods: Beyrichia kloedeni
Beyrichia kloedeni var. torosa
Pelecypods: Modiolopsis nilssoni
Orthonota sp.
Brachiopod: Lingula minima
Gastropod: Platyschisma (Trochus) helicites
Worm tubes: Spirorbis sp.
(4) One half south of Logan House in " fish-band"
Eurypterid: Slimonia acuminata
Ceratiocarids: Ceratiocaris longa
C. murchisoni
C. papilio
C. stygius
Physocaris sp.
Coelolepid fish: Thelodus scoticus
T. planus.
Fish fragment undet
Myriopods: Archidesmus loganensis
(5) At Logan Water in Pterygotus beds overlying Ceratiocaris beds.
Eurypterids: Eurypterus lanceolatus
E. obesus
E. scorpioides
Pterygotus bilobus
P. bilobus var. acidens
P. bilobus var. inornatus
P. raniceps
Slimonia acuminata
Stylonurus logani