Figs. 12, 13. 
Fig. 
Or 
-I 
15. 
16. 
iT 
18. 
19; 
20. 
21. 
PLATH XXII. 
PAIZO MAGNA. Soman (EVN ssoooooueuboss00au00KK 
. An incomplete left valve. Nearpass section, Locality 8 A. 
PIV CHOPTERIA MI SUE QUAD IAI AGnTIONS |) operei tiene reine nur iets 
. An incomplete left valve. Nearpass section, Locality 2 A.* 
ACTENOPTERTAG RH CLLC UAT AGI cies Datmenetieneieleic) oiler -nolel nets 
. An incomplete left valve. Nearpass section, Locality 2 A.” 
PRERENE AGS HNCACHRATAY | (Cong) eet eit nee eter 
. A nearly complete left valve. Nearpass section, Locality 
BAL 
NUCULAL Spe wndet.. .04/0 eSeeeR ee eeeecee ae 
. A complete right valve. Nearpass section, Locality 8 A. 
EDMONDIA? DECKERENSIS n. Sllbooocods sod cos non oep ooo OS 
. A nearly complete right valve. Nearpass section, Lo- 
eality 2A.* 
. A more elongate right valve which may belong to this 
species. Same locality. 
MNGUAD UNO MOMELNOK. ily SSK ceodnacadcadecabbnneuse se 
. A complete left valve. Nearpass section, Locality 2A. 
TLOXONEMACY HSPs UNGEEyy ease rei oreee cal cles, ceatauel Coens 
. Three imperfect specimens. Nearpass section, Locality 
DANS 
PRATYORRA Gs SD UNG: spout aha ter erosion arene 
Two views of an incomplete shell. Nearpass section, Lo- 
cality 2A.* 
STRAP AROLMBUS HS Ds UNG e ta mie rsr aly atencae saree telcleeeeeaiel 
. Vertical view of an incomplete shell. Nearpass section, 
Locality 2A.* 
DATNMANT EHS SAS PENOSAMiion SDctenaiel-neneiai-eoholeloneleisirhen isi eialeraits 
Dorsal view of an incomplete pygidium. Nearpass sec- 
tion, Locality 2A. 
PROELUS PACHYDERMATUS  Sannettio cn cneclelie sc ceicielcie crn 
Restoration of the complete head in outline. 
An incomplete cranidium. Nearpass section, Locality 
DrAre 
An incomplete cranidium. Same locality. 
A complete free cheek. Same. locality. 
A very perfect pygidium. Same locality. 
An hypostome, probably belonging to this species. Same 
locality. 
(419) 
245 
242 
245 
iw) 
i 
=] 
246 
248 
