Figs. 1-4. 
Fig. 8 
9, 10 
Figs. 11-14. 
15-18. 
(436) 
PLATE XXXVIII. 
SPIRIEER: CY CLOPTERUS) Halll emsciets cus cia ss) evs eieeltenes satel liers 
Brachial, pedicle, anterior and lateral views of a complete 
individual. From Schoharie, New York. Pal. Coll. 
Walker Museum, University of Chicago, No. 8,455. 
. An incomplete pedicle valve. Hainesville, Locality 25 D. 
. A nearly complete pedicle valve. Nearpass section, Lo- 
cality 2A. 
SPIRIBER) PERLAMELEOSUS. TElaliiv ssn cre cciercteiene einen reretere 
. An incomplete pedicle valve. Locality 8 A. 
TREMATOSPIRA MULTISTREATA  Elalles sc. )sccvctcreciearaciee 
. A distorted pedicle valve. Locality 8A. 
. Anterior and brachial views of a complete individual 
(after Hall). 
MERISTRELAGEARVIS: (WAI) lc telerel acahe «lescenlegenstets ia-cieuetey sates 
Lateral, brachial, pedicle and anterior views of a large 
individual. Nearpass section, Locality 2A.™ 
Lateral, anterior, pedicle and brachial views of a smaller 
individual. Hainesville, Locality 25 C. 
PAGE. 
314 
313 
315 
317 
