SYNONYMIC REFERENCES. 47 



Present reference. 



gemma [Acrotreta], Walcott [1886b, pp. 98-99] Acrotreta attenuata (in part), A. pyxidicula 



(in part), and A. primseva (in part). 

 The text includes all three species, but 

 the last was the only one figured. 



Walcott [1886b, pp. 98-99, PL VIII, figs. 1, la-b] Acrotreta primseva. 



Walcott [1891a, p. 608] Acrotreta attenuata (in part), A. pyxidicula 



(in part), A. curvata (in part), A. idahoen- 

 sis alta (in part), and A. primseva (in 

 part). The text includes all five species, 

 but the last three were the only ones fig- 

 ured . 



Walcott [1891a, p. 608, PL LXVII, figs. 5 and 5a] Acrotreta idahoensis alta. 



Walcott [1891a, p. 608, PI. LXVII, fig. 5b] Acrotreta curvata. 



Walcott [1891a, p. 608, PL LXVII, figs. 5c-e] Acrotreta prim^va. 



Walcott [1899, p. 449] Acrotreta attenuata (in part), A. pyxidicula 



(in part), A. curvata (in part), A. idaho- 

 ensis alta (in part), and A. primseva (in 

 part) . The text includes all five species, 

 but the last three were the only ones fig- 

 ured. 

 Walcott [1899, p. 449, PL LXII, figs. 2, 2b, and 2d].. .Acrotreta primseva. 



Walcott [1899, p. 449, PI. LXII, figs. 2a and 2c] Acrotreta idahoensis alta. 



Walcott [1899, p. 449, PL LXII, fig. 2e] Acrotreta curvata. 



gemma [Bicia], Walcott [1901, pp. 678-680] Bicia gemma. 



gemma [Obolella], Billings [1872a, pp. 218-219] Do. 



Billings [1872c, p. 355] Do. 



Hall and Clarke [1892c, pp. 69 and 71] Do. 



Walcott [1886b, pp. 116-117] Do. 



Walcott [1891a, p. 612] Do. 



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



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



gemmula [Acrotreta], Matthew [1894, pp. 87-88] Acrotreta gemmula. 



Matthew [1895a, p. 126] Do. 



Matthew [1903, p. 97] Do. 



gemmula [Obolella?], Matthew [1892, pp. 41^2] Lingulella ferruginea. 



gemmulus [Leptobolus], Matthew [1903, pp. 190-192] Do. 



gemmulus [Obolus (Lingulella)], Walcott [1901, p. 673] Do. 



genei [Lingulella], Pack [1906, p. 295] Lingulella dubia. 



Gem-e? sp. nebulosa Barrande [1868a, pp. 105-106] Orbiculoidea contraria. 



Barrande [1868b, pp. 693-694] Do. 



gilberti [Obolus (Fordinia)], Walcott [1908d, p. 65] Obolus (Fordinia) gilberti. 



girtyi [Linnarssonella], Walcott [1902, pp. 602-603] Linnarssonella girtyi. 



Glossina acuminata Hall and Clarke [1892a, PL I, figs. 10 and 11] Lingulella (Lingulepis) acuminata sequens. 



(Glossina) acuminata [Lingula], Hall and Clarke [1892c, PL I, figs. 1 and 2]. . Do. 



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



(Glyptias) [Obolella], Walcott [1901, p. 675] Obolella (Glyptias). 



Walcott [1908e, PL XI, and pp. 142 and 145] Do. 



(Glyptias) favosa [Obolella], Walcott [1901, pp. 675-676] Obolella (Glyptias) favosa. 



(Gonambonites) plana retroflexa [Clitambonites], Matthew [1895b, p. 267]. . Billingsella retroflexa. 



gracia [Acrotreta], Walcott [1902, pp. 586-587] Acrotreta gracia. 



grandis [Leptobolus], Matthew [1894, pp. 91-92] Lingulella grandis. 



grandis [Leptobolus cf .], Matthew [1902c, p. Ill] Does not equal Lingulella grandis. It is 



not referred in this monograph. 



grandis [Lingulella Isevis], Matthew [1903, pp. 200-201] Lingulella Isevis grandis. 



granulata [Acrothele], Davidson [1883, p. 214] Acrothele (Redlichella) granulata. 



Hall and Clarke [1892c, pp. 100-101] Do. 



Linnarsson [1876, p. 24] Do. 



Linnarsson [1877, pp. 373-374] Do. 



Swanston [1877, PL VII, figs. 20a-c] Do. 



Swanston [1886, PL VII, figs. 20a-c] Do. 



Walcott [1886b, p. 109] Do. 



