The Fauna of the Maxvillc Limestone. 419 



Orthonychia acutirostre 406-408 



actitirostris 407 



Orthothetes crassus 369 



Pelecypoda 390-395 



Pentremites elegans , 360-361 



Pinna maxvillensis 391-392 



Platyceras actitirostris 406 



iiuciim 406 



Polypheiiiopsis melanoides 399 



Productus cestriensis 372-375 



elegans 372, 373 



pileiformis 370-372, 374 



tenuicostus 372 



Retsia vera 386 



vera var. costata ■'. 386 



verneuiliana 386 



Rhombopora armata 366 



Scaphopoda 395-396 



Seminula subquadrata 375, 377, 383-385 



Schizodus chesterensis 390-391 



Septopora rectistyla 363-364 



Shale — nodular zone 357 



Solenospira veriiiicula 409 



Southern Area 357 



Sphserodoma subcorpulenta 401-402 



Spirifer atteniiatiis 377 



glabcr 375 



glaher var. contracta 375 



increbescens 380, 381 



increbcscens 377, 379 



keokuk 377-381 



keokiik var 377, 378, 380 



opimus 380 



rockyiiiojitaiia 377 



rockymontani 380 



rockymontanvis 380, 381 



Spirifera contracta .375, 376 



contractus 375 



glabra var. contracta 375 



keokuk 377, 378 



keokuk var 378 



opinia 378 



rockynwntana 378, 379 



