Figs. 14 
Fig 3) 
Fig. 6 
Figs. 7-11 
12 
Figs. 13-16. 
(446) 
PLATE XLVIII. 
SPIRIFER, MURCHISONE ‘Gastel.4 ae ee coe. Lee eee 
4. Pedicle, brachial, anterior and lateral views of a nearly 
complete individual. Locality 6 A. 
SPIRIEER ARENOSUS7 ((Cone)ic= amie s vine oon eee eee 
5. An incomplete brachial valve. Near Layton, Locatity 37 A. 
META PLASTASPE YOXED AT Ave (Lalli cous 2 <n averse eon ore 
. An incomplete pedicle valve. Near Layton, Locality 37 A. 
METAPLASIA PLICATA Th. Sp. 2... sc ewe ccc eee as cree we 
. Pedicle, brachial, posterior, anterior and lateral views of 
a nearly complete individual. Locality 6A. 
. The internal cast of a brachial valve. Peters Valley, 
Locality 53 B. 
CYRTINA (WARFA Clarke ssa s cis< Ghovciieors we betetensic sue sateen ereiere 
Brachial, anterior, posterior and lateral views of a nearly 
complete individual. Near Layton, Locality 37 A. 
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