EXPLANATION OF PLATE LVH. 



Anatina jeksevExsis n. sp p. 516 



1-2. CardiiKtl ami lateral views of a nearly complete inlcrn.al cast. 

 McrchaiilviUc chiy-iiiarl; near Jaincsbiirg. {141). 

 3- Lateral \ie\v of an internal cast. 



n'cniiiiali sand: near Marllmrn, (130). 

 4. Lateral \-iew of a small, imjicrfect internal cast referred 

 doubtfully to this species. 



IVoodhury clay; Lm-ilhrd, lioj). 



Anatina ci.ii-'i-wooriENSis n. sp p. 517 



5-(j. Cardinal and lateral \ie\vs of an internal east. 



Cliffivood clay: Cliffivood Point, iiSs). 



AnaTIN.\ J.N.MESEfKGEX'SIS n. sp., p. 51/ 



/. Lateral view of the t}'pe specimen. The lower half restored. 

 ]\Ici'chanlt'lllc clay-nni I : near Janicsl'urg, Ij^g). 



PERim.OMY.\ EELIPTIC.\ ( Gabb ) , p. 522 



8-9. Cardinal and lateral views of a specimen illustrated by 

 Whitfield. 



Locality n!iI;iioivn. 



10. Lateral \iew- of the type of P. truucata Whitf. 



Manasijuan marl; Ncio Egypt. 



11. Lateral view of (lie type of Velcda nastita Wlwii. 



ilanasqnaii niai'l; Nczu Egypt. 



AnaTimya anter.\di.>.t.\ Conrad p. 519 



12. Lateral view of a nearly complete cast of a single \'alve. 



H'cnonali sand; near Marlboro. lijO). 



AnatijMva lata ( WHiilfield ) p. 521 



13. Lateral view if the type of the species. 



IVenonali sand ; near Marlboro. 



Corimya? sp. 



14-15. Cardinal and lateral \'iews of a very perfect internal cast. 

 Merclianl'oille elay-niarl; Lcnola. {1O3). 



CoRIMV.V tenuis Whillield p. 525 



16-17. Cardinal and lateral \iews of a nearly complete internal cast. 

 Navesink marl; Mnllica Hill, (160). 

 18. Lateral view id' another nearly complete internal cast. 



Na-ocsink marl: near Crazefords Corner, {126'). 



996 



