BIBLIOGRAPHIC L,IST OF GENERA AND SPECIES. 77 



ASAPHUS EDWARDSII Castelnau. See Dalmaiiites limulurus. 

 ASAPHUS EMORYI Hall. See Onchoinetopus emoryi. 

 ASAPHUS EXTANS Winchell. See Proelus stonemani. 

 ASAPHUS? EXTANS Hall. See Bathyurus extans. 

 ASAPHUS GAMMA Raymond. See Basilicus marginally. 

 ASAPHUS GIGAS Dalman. See Isotelus gigas. 

 ASAPHUS(?) GONIURUS Billings. See Megalaspis goniurus. 

 ASAPHUS HALLI Chapman. See Ogygites canadensis. 

 ASAPHUS HINCKSII Chapman, gee Ogygites canadensis. 

 ASAPHUS HOMALONOTOIDES Walcott. See Isoteloides homalouotoides. 

 ASAPHUS HUITONI Billings. See Basilicus huttoni. 

 ASAPHUS ILLJSNOIDES Billings. See Symphysurus illaenoidcu. 

 ASAPHUS (ISOTELUS) IOWENSIS Owen. See Isotelus iowensis. 



Asaphus(?) latimarginata Hall. 



Asaphus? latimarginata Hall, Pal. New York, 1, 1847, p. 253, pi. 66, figs. 4a, b. 

 Asaphus latimarginatus Chapman, Canadian Jour., n. s., 2, 1857, p. 47. 

 Utica: Near Watertown, Jefferson County, New York. 

 Observation. Possibly the same as Ogygites canadensis (Chapman). 



ASAPHUS LIMULURUS Green. See Dalmanites limulurus. 

 ASAPHUS MARGINALIS Collie. See Hemigyraspis collieana. 

 ASAPHUS MARGINALIS Hall. See Basilicus marginalis. 

 ASAPHUS MAXIMUS Clarke. See Isotelus inaximus. 



Asaphus megalopthalmus Troost. 



Asaphus megalopthalmus Troost, Mem. Soc. Geol. France, 3, 1838, p. 94, pi. 11, 

 figs. 1-5; 5th Geol. Rep. Tennessee, 1840, p. 57; 6th Geol. Rep. Tennessee, 

 1841, p. 175 (nom. mid.). 

 Silurian or Devonian: Perry County, Tennessee. 



Observation. Not recognized. Probably refers to some Devoniaoi species of 

 Phacops. 



ASAPHUS MEGISTOS of authors. See Isotelus inaximus. 



Asaphus micropleurus Green. Not recognized. 



Asaphus micropleurus Green, Suppl. Moil. Tril. N. A., 1835, p. 21, cast No. 41. 

 Trenton: Glens Falls, New York. 



ASAPHUS MORRISII Billings. See Basilicus huttoni. 

 ASAPHUS MURCHISONI Castelnau. See Isotelus gigas. 

 ASAPHUS NODOSTRIATUS Hall. See Bathyurus extans. 

 ASAPHUS? XOTANS Billings. See Brachyaspis notan.s. 

 ASAPHUS OBTUSUS Hall. See Onchometopus obtusus. 



