TYPE SPECIMENS OF PALEOZOIC FOSSILS 



821 



Lamellibranchiata 



Goniophora speciosa, 2428 

 Mytilarca acutirostra, 2822 



Pteropoda 

 Conularia infrequens, 3489 

 Cephalopoda 

 Nautilus oceanus, 3830 

 Orthoceras (Cycloceras) amycus, 

 3843 



Orthoceras (Kionoceras) medullar?, 

 3946 



Orthoceras simulator, 4007 



Crustacea 

 Bumastus ioxus, 4156, 4157 

 Dalmanites (Odontochile) vigilans, 

 4388 



Illaenus armatus, 4500 



Bryozoa 



Bythopora spinulosa, 4970 

 Chilotrypa ostiolata, 629 



ROCHESTER SHALE 



Brachiopoda 



Lingula lamellata, 1490 

 Trematospira camura, 21 16 



Crustacea 

 Proetus corycoeus, 4707 



LOCKPORT LIMESTONE 



Crustacea 



Dalmanites (Odontochile) limulurus, 

 4324, 4325 



Homalonotus (Trimerus) delphino- 

 cephalus, 4488, 4489, 4492 



GUELPH DOLOMITE 



Brachiopoda 



Rhinobolus galtensis, 1826, 1827 



LOWER SHI 



Vermes 



Cornulites arcuatus, 4967, 4968 



Brachiopoda 

 Monomerella noveboracum, 4990-99 

 Lamellibranchiata 



Mytilarca acutirostrum, 5032, 5033 

 Pterinea subplana, 5034 

 Pterinea undata, 5035 



Gastropoda 

 Bellerophon shelbiensis, 5036-40 

 Coelidium macrospira, 5041 

 Lophospira bispiralis, 5044 

 Poleumita crenulata, 5045, 5046 

 Trematonotus alpheus, 5047-55 



Cephalopoda 

 Cyrtoceras cf. brevicorne, 51 15 

 Cyrtoceras orodes, 51 16, 5117 



Y DOLOMITE 



Cyrtorhizoceras curvicameratum, 

 5118-21 



Gyroceras farcimen, 5123, 5124 

 Orthoceras (Dawsonoceras) annu- 



latum var. americanum, 5T27 

 Orthoceras crebescens, 5128-31 

 Orthoceras (Kionoceras) darwini, 



5132-35 



Orthoceras (Kionoceras) medullare, 

 5136 



Orthoceras rectum, 5138 

 Orthoceras trusitum, 5139, 5140 

 Poterioceras sp. 5141 

 Poterioceras sauridens, 5142-49 

 Protophragmoceras patronus, 5150 

 Trochoceras costatum, 5151, 5152 

 Trochoceras desplainense, 5153-55 



