78 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 134 
(28) Interior of a silicified pedicle valve showing the long dental 
lamellae, X 2, paratype, U.S.N.M. 125552. Locality S103. 
(29-31) Respectively side, anterior, and ventral views of a large but 
poorly preserved specimen, X 1, paratype, U.S.N.M. 125389. Locality 
638. 
(35) Ventral view of a pedicle valve with outline restored, X 1, figured 
specimen, U.S.N.M. 12538sb. Locality U.O. 2201-4. 
F, Squamularia rostrata (Kutorga) 
OL Ele 22s) e) 08) 6 e700) alee) a) alle, ees in ‘ole (6/4 eel atau erwtan die 
#) Sere 8) 6008 al a) 0) (e\e10le).8 15) 8 16: ‘wea ete veh aleve) w tala 
FSP SS Suele eS 0). teh ene) o/'e\a ‘sim e)aye(elelb) al(e laa jee wel eels! aye el ahetatatelsieretdid 
(11-13) Respectively’ side, ventral, and dorsal views of a small adult 
specimen, X I, hypotype, U.S.N.M. 125400. Locality S50. 
(14-17) Respectively dorsal, ventral, side, and posterior views of a 
fragmentary pedicle valve showing pseudodeltidium (fig. 14) and 
ribbing, 1, hypotype, U.S.N.M. 125401; (18) portion of right 
side of previous specimen enlarged to show details of the surface, 
X 3. Locality Pro. 
(20) Surface of a fragmentary pedicle valve showing the papillose and 
costellate ornamentation, x 3, hypotype, U.S.N.M. 125404. Locality 
S103. 
© 0h 0) wpe (eo) 8) eral ae) ole Mkolp ie alent a slate 
imperfect specimen, 1, beak outline restored, figured specimen, 
U.S.N.M. 125398. Locality L8. 
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