216 REPORT ON NATIONAL MUSEUM, 1886. 



Ace. No. Specimens. 



17447. Orth is h ighlandensis, Walcott 17 



Orthisina feneslrata, Billings 46 



orientals, Whitfield 3 



transversa, Walcott 13 



sp. ? 1 6 



Camerella ? antiquata, Billings 1 



JStcnotheca elongata, Walcott 6 



rugosa, Hall, sp 23 



n. sp 3 



Scenella conula, Walcott 2 



reticulata, Billings (casts) : 6 



retusa, Ford 1 



varians, Walcott 7 



Platyceras prinuvvum, Billings 3 



For dill a Troyensis, Barrande 25 



Salterella puleliella, Billings 56 



Ilyolithcs billingsi, Walcott 95 



communis var. emmonsi, Ford 14 



communis, Billings 10 



americanus, Billings 44 



princeps, Billings 2 



impar, Ford 14 



sp. ? 11 



sp? 2 



? 2 



Hyolithellus micans, Billings 61 



Microdiscus lubatus, Hall, sp 38 



parkeri, Walcott 10 



speciosus, Ford 30 



Mesonacis vermontana, Hall, sp. (nine casts) 13 



Protocaris marshi, Walcott 2 



Leperditia argenta, Walcott 2 



? 4 



Microdiscus sp. ? 1 



Agnostus inter str ictus, White 15 



Olenellus iddingsi, Walcott (t*vo casts). .-„ 15 



gilberti, Meek (four casts) , 136 



asapl\oides, Emmons 39 



thompsoni, Hall (five casts) 49 



Balhynotus holopyga, Hall (two casts) 11 



Protypus senectus, Billings (sp.) 59 



hitchcocki, Whitfield (sp.) (casts) , 4 



Solenopleura nana, Ford 6 



Anomocare parvum, Walcott 1 



Orijctocephalus primus, Walcott 13 



Crcpicephalus liliana, Walcott 48 



augusta, Walcott 7% 



Ftyclioparia quadrans, H. &. W. (sp) 25 



quadrans, H. & W. (sp) 6 



piochensis, Walcott .*, 68 



adamsi, Walcott (two casts) 78 



teucer, Billings 7 



vulcanus, Billings (sp.) (one cast) 8 



hingi, Meek (sp. ) 8 



triiineaia, Emmons (sp.) (casts) 2 



