420 INDEX 



Anomocarella^Continued. page 



tatian (Walcott) (=Anomocare tatian Walcott), present and 



former generic reference 70 



compared with Anomocarella macar 92 



temenus (Walcott) {= Anomocare temcnus Lorenz), present and 



former generic reference 70 



{^= Anomocare temenus Walcott), present and former ge- 

 neric reference 70 



tenes (Walcott) (zzzPiychoparia tenes Walcott), present and for- 

 mer generic reference 72 



thraso (Walcott) (^Ptychoparia (Liostracus) thraso Walcott), 



present and former generic reference 72 



toxeus (Walcott) (^=PtycIioparia (Liostracus) toxeus Walcott), 



present and former generic reference 72 



tragus (Walcott) {^=.Ptychoparia {Liostracus) tragus Walcott), 



present and former generic reference 72 



tutia (Walcott) (=zPtychoparia (Liostracus) tutia Walcott, pres- 

 ent and former generic reference 72 



undata (Walcott) (=Ptychoparia undata Walcott), present and 



former generic reference 72 



f voinona (Hall), listed from Eaii Claire formation 358 



woasteri (Whitfield) listed from Eau Claire formation 358 



Anostraca Caiman, order named 166 



classification of 154 



foreshadowed by Burgess shale fauna 165 



in Cambrian time : . 165 



no true shell among 157 



recent species of, compared with Opabiiiia 169 



telson 157 



Antennae, Branchiopoda and Malacostraca 159 



Antennules, Branchiopoda and Malacostraca 159 



antiquata, see Owcnctla. 

 angclina, see Bathyurus. 



Apatacephalus, listed in stratigraphic section 336 



species referred to, by Brogger 366 



f (= Brogger, 1897), Hall and Whitfield's species of Dikclo- 



cephalus referred to 366 



finalis (Walcott), listed from locality 201a 359 



Aphroditse, compared with Wiwaxia carrugata 123, 124 



Aphroditidse, compared with Canadidae Walcott 1 18 



recent annelids of, compared with Climactichnitcs 261 



aphrodites, see Lcetmanice. 



Apodidse, Apus and other genera of 162 



compared with Burgessia bella 179, 180 



preservation of 166 



remarkable adaptation of 165 



theoretical ancestral stock correlated with 163 



Appalachian region, Saukia in Cambro-Ordovician limestones of 362 



Appendages, described and discussed 158-160 



of Neolenus and Ptychoparia 190 



