PLATE XV. 
Page. 
REED HON EILIGAS (CAS IUAINTE A feces aa le ei el Pa ele el 153 
Figs. 1,14. Front and lateral views of a small subeuboidal specimen. 
4,4 a. Ventral and lateral view of an adult shell. 
GRYPTON GIA CUR CUMIA eee pere clare ee etter etter le ea ee ete lee 163 
Figs. 2, 2a, b. Ventral, lateral, and dorsal views of a rather large specimen, enlarged to 
two diameters. 
RE YNCHONSELAN? OCCIDENS 22) fers ce ayo aioe tetas alas etal et ew few lam Lette atten) er wena 152 
Figs. 3,3.,b. Dorsal, ventral, and lateral views of a typical specimen, enlarged to two 
diameters. 
LONGO ANT OM OF) OKO" Seen ge coe coo sobey a Seco cis CSoUnD Ab S56 oos0 ser acu Sees Soc scccinssencsss0s0 159 
Figs. 5. Ventral view of a specimen, showing obscure plications towards the front. 
5a, 5b. Lateral and ventral views of a rotund, smooth example. See plate iii, figs. 4 
and 7, and plate xiv, figs. 15, 15a, b. 
RHVNCHONELLA) HLORSERORDIs ea onset a rela ale elo al te  ee eee le he rmll 152 
Fig. 6. Dorsal view of a little smaller example than that shown by fig. 3, plate xiv. 
ANADONTOPSIS AMYGDALAUFORMIS . - --2- ------ --05 1+ cowees coc n ns woe nne pawns eneehe coness -a== 180 
Fig.7. Lateral view of the left valve. 
7a. Cardinal view of the two valves united. 
7b. Anterior view of the same. 
PSSA CTA UNS UAH NGS es ea as rt el 172 
Fig. 8. Lateral view of the left valve, showing the anterior muscular scar, 
INU CUIEA SRIESCUENSIS Gael e cle cc are ere se ave el ara aee e =ee ee eint= ol ae eee a tele erate 172 
Fig. 9. View of left valve, enlarged to three diameters. 
GONIOPHORMEPERANGULATA: = scatects saeco eee eee oat em ieenintee ieee ee eis eet 171 
Fig. 10. View of left valve, showing the strongly-marked angular ridge. 
CYBPRICARDINTAMINID ENT Agere aotearoa eet ete alate aie ee teeta eee ate a eee teeta aera 182 
Fig. 11. Lateral view of left valve, enlarged to two diameters, to show the characteristic 
surface markings. See plate v, fig. 14. 
(EP ORV. Ca UDO BEN. ae eos GAC OoS eaoes inca es ci 9009 Janene BO OU OG BN DS BOTOCAdS Coes SoSH en baS60 165 
Fig. 12. Example from Lone Mountain. See plate v, fig. 6. 
SANGUINOLIMES SVEN TRICOSUS weet eater ret ele alee ale a ate ati ote retell 177 
Fig. 13. View of left valve of a specimen preserving the characters of the species. 
MPGNT VCS ORVO ea se peoc ccce coed pec pon OOnaU S500 COs CueO Gono asctoaseke sno sede csesne ceeded 173 
Fig. 14. View of right valve, showing the muscular impressions, enlarged to three diam- 
eters. 
14a. Left valve, similarly enlarged. 
GRAMMY STAN MINOR yess pote erates tet ae ara lee a ake mr eee eee 174 
Figs. 15, 15a. View of right and left valves, enlarged to two diameters. 
SANGUINOLITES COMBENSIS...----. ee ercien Se mece as «namaste eaort era sea eae SeeeraReeeeees 175 
Fig. 16. View of right valve. Natural size. 
