42 CAMBRIAN BRACHIOPODA. 



Present reference. 



crenistria [Iphidea], Walcott [1897b, p. 713] Micromitra (Paterina) crenistria. 



cuneata [Lingulella?], Matthew [1894, pp. 92-93] Lingulella grandis. 



cuneata [Lingulobolus affinis], Matthew [1895b, p. 262] Obolua (Lingulobolus) affinis. 



cuneolus [Lingulepis], Schuchert [1897, p. 259] Lingulella perattenuata (in part). 



'Whitfield [1877, pp. 8-9] Lingulella cuneola. 



Whitfield [1880, p. 336] Do. 



cuneolus [Obolus (Lingulella)], Walcott [1899, p. 443] Do. 



Curticia Walcott [1905a, p. 319] Curticia. 



Walcott [1908e, PL XI and pp. 142 and 143] Do. 



Curticia elegantula Walcott [1905a, pp. 319-320] Curticia elegantula. 



cm-vata [Acrotreta], Walcott [1902, p. 584] Acrotreta curvata. 



cyane [Glossina], Schuchert [1897, p. 224] Obolus cyane. 



cyane [Lingula], Billings [1865a, p. 216] Do. 



D. 



dakotensis [Lingula], Meek and Hayden [1865, p. 3] Lingulella (Lingulepis) acuminata. 



Whitfield [1880, pp. 337-338] Do. 



Dalmanella melita Schuchert [1897, p. 202] Variety of Eoorthis desmopleura. 



damesi [Obolus (Lingulella)], Walcott [1905a, p. 329] Obolus damesi. (See Lingulella damesi, 



p. 489.) 



dartoni [Obolus (Westonia)], Walcott [1908d, p. 67] Obolus (Westonia) dartoni. 



daunus [Orthis (Plectorthis)], Moberg and Segerberg [1906, p. 69] '. . . Eoorthis daunus. 



Walcott [1905a, p. 261] Do. 



Davidsonella Munier-Chalmas [1880] Davidsonella, not Neobolus. 



Waagen [1885a, pp. 762-764] Neobolus. 



Davidsonella linguloides Waagen [1885a, pp. 764^766] Neobolus warthi. 



Davidsonella squama Waagen [1885a, pp. 766-767] Do. 



davidsoni [Lingula], Barrande [1879b, PL CIV, figs, viii: 1^] Lingulella davidsoni. 



davisi [Lingula], McCoy [1851b, pp. 405^06] Lingulella davisi. 



McCoy [1854, p. 252] Do. 



davisi [Lingula cf.], Schmidt [1881, p. 17, fig. 5] Obolus (Mickwitzella) siluricus. 



davisi [Lingulella], Davidson [1868, pp. 304 and 306] Lingulella davisi. 



Hall and Clarke [1892a, p. 232] Do. 



Hall and Clarke [1892b, p. 548] Do. 



Hall and Clarke [1892c, pp. 56 and 57] Do. 



Meek [1871, pp. 186-187] Do. 



Salter [1866b, pp. 333-334] Do. 



davisii [Lingulella], Davidson [1866, pp. 56 and 57] Do. 



Hall [1873, PL XIII, fig. 4] Do. 



Roemer [1876, PI. II, figs. 5a-c] Do. 



Salter [1867, pp. 44 and 52] Do. 



Salter and Etheridge [1881, pp. 537-538] Do. 



davisii [Lingulella cf .], Kayser [1897, p. 280] Do. 



Matthew [1902b, pp. 407-408] Do. 



Matthew [1903, p. 203] Do. 



davisii [Obolus (Lingulella)], Walcott [1898b, pp. 394 and 395] Do. 



dawsoni [Lingula?], Matthew MS. [1884] Lingulella ferruginea. 



Walcott [1884a, p. 15] Do. 



dawsoni [Lingulella], Hall and Clarke [1892c, p. 58] , Do. 



Matthew [1886, pp. 33-34, PL V, figs. 9, 9a-c] Lingulella martinensis. The text includes 



L. ferruginea. 



Matthew [1886, pp. 33-34, PI. V, fig. 9d] Lingulella ferruginea. The text includes 



L. martinensis. 



Dearbornia Walcott [1908d, p. 78] Dearbornia. 



Walcott [1908e, PL XI, and pp. 142 and 146] Do. 



Dearbornia clarki Walcott [1908d, pp. 78-80] Dearbornia clarki. 



decipiens [Acrothele], Walcott [1897b, p. 716] Acrothele decipiens. 



decipiens [Obolus mcconnelli], Walcott [new] Obolus mcconnelli decipiens, 



definita [Acrotreta], Walcott [1902, pp. 584-585] Acrotreta definita. 



Delgadella Walcott [1908e, PL XI, and pp. 142 and 144] Delgadella. 



delgadoi [Lingulella], Walcott [new] Lingulella delgadoi. 



depressa [Acrotreta], Walcott [1908c, p. 245] Acrotretaj 



depressa [Acrotreta gemma], Matthew [1902c, p. 109] Do. 



Walcott [1889c, pp. 441^42] Do. 



