BIBLIOGEAPHIC L,IST OP GENERA AND SPECIES. 77 



AsAPHUs EDWARDSii Castelnaxi. See Dalmanites limuhmis. 

 AsAPHUs EMOKYi Hall. Sec OnchometoptiH omoryi. 

 A«APHU8 EXTANS Wiiichell. See Proelxis etouemaui. 

 AsAPHus? EXTANS Hall. See Balhyurus exlaas. 

 AsAPHUS GAMMA Raymond. See Basilicus margiualis. 

 AsAPHUs GiGAs Dalman. See Isotelus gigas. 

 AsAPHUs(?) GONiURUs BiUings. See Megalaspis goniurus. 

 AsAPHUs HALLi Chapman. See Ogygites canadensis. 

 AsAPHUS HiNCKsii Chapman. See Ogygites canadensis. 

 - AsAPHUs HOMALONOTOiDES Walcolt. See Isoteloides homalouotoidea 

 Ahaphus huttoni Billings. See Basilicus hnttoni. 

 AsAPHUs iLL^NoiDES BiUings. See Symphysurus iilajuuides. 

 AsAPHus (Isotelus) iowensis Owen. See Isotelus iowensis. 



Asaphus(?) latimarginata Hall. 



Asaphus? latimarginata Hall, Pal. New York, 1, 1847, p. 253, pi. 66, figs, -la, 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 limidurus. 



Asaphus marginalis Collie. See Hemigyraspis coUieana. 



Asaphus marginalis Hall. See Basilicus marginalis. 



Asaphus maximus Clarke. See Isotelus maximus. 



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. nud.). 

 Silurian or Devonian: Perry County, Tennessee. 



Observation. — Not recognized. Probably refers to some Devouiau species of 

 Phacops. 



Asaphus megistos of authors. See Isotelus maximus. 



Asaphus micropleurus Green. Not recognized. 



Asajjhus raicroplouruK Green, Siippl. Mon. 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 nqdostriatus Hall. See Balhyurus extans. 

 Asaphus? notans Billings. See Brachyaspis notans. 

 Asaphus obtusus Hall. See Onchometopus obtusus. 



