738 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Lingulella (Lingulepis) exigua — Continued. 



Lingulella (Lingulepis) exigna Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 551, 



pi. 33, figs. 4, 4a; pi. 43, figs. 1-lz. 

 Canadian (Bretonian — Div. C3b) : Salmon River, thirteen miles south of Marion 



Bridge, Cape Breton, Nova Scotia. 



Lingulella ferruginea Salter. 



Lingulella ferruginea Salter, Quart. Jour. Geol. Soc. London, 23, pt. 1, 1867, 



p. 340, fig. 1.— Davidson, Geol. Mag., 5, 1868, pp. 306-307, pi. 15, figs, 1-8; 



British Foss. Brach., 3, pt. 7, No. 4, 1871, pp. 336-337, pi. 49, figs. 32-35.— 



Matthew, Geol. Surv. Canada, Rep. Cambrian Rocks Cape Breton, 1903, p. 



108.— Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 496, pi. 29, figs, la-w, 



2a-f; pi. 30, fig. 1; pi. 31, figs. 3a-c; pi. 35, figs. 4a-b. (See for complete 



bibliography.) 

 Oboleila? gemmula Matthew, Trans. Roy. Soc. Canada, 9, sec. 4, 1892, pp. 41-42, 



pi. 12, figs. 8a-c. 

 Leptobolus gemmulus Matthew, Geol. Surv. Canada, Rep. Cambrian Rocks Cape 



Breton, 1903, pp. 190-192, pi. 14, figs. la-c. 

 Middle and Upper Cambrian of Wales, Norway, Denmark, etc. 

 Canadian (Bretonian — Div. C3c): Navy Island, St. John Harbor, New Brunswick, 



and McLeod Brook, near Boisdale, Cape Breton, Nova Scotia. 



Lingulella grandis (Matthew). 



Leptobolus grandis Matthew, Trans. Roy. Soc. Canada, 1st ser., 11, sec. 4, 1894, 

 pp. 91-92, pi. 16, figs. 7a-c. 



Lingulella cuneata Matthew, ibid., 1st ser., 11, sec. 4, 1894, pp. 92-93, pi. 16, 

 figs. 5a-b. 



Lingula cf. billingsiana Matthew, ibid., 1st ser., 11, sec. 4, 1894, p. 93, pi. 16, 

 figs. 6a-b. 



Lingulella? billingsana Schuchert (not Whiteaves), Bull. U. S. Geol. Surv., 87, 

 1897, p. 256. 



Lingulella grandis Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 502, pi. 38, figs. 

 2, 2a-f. 



Canadian (Bretonian — Div. C3c): Hardingville, St. John County, New Bruns- 

 wick. 



Lingulella iole (Billings). 



Lingula Iole Billings, Pal. Geol. Surv. Canada, Fossils, 1, 1865, p. 215, fig. 199. 

 Lingulella iole Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 508, pi. 27, figs. 5, 5a. 

 Chazyan (Quebec — P): Four miles northeast of Portland Creek, Newfoundland. 



Lingulella iowensis Whilfield. See Lingula iowensis. 



Lingulella Irene (Billings). 



Lingula irene Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 71, fig. 64 (adv. 



sheets, 1862); Geol. Canada, 1863, p. 230, fig. 240. 

 Lingulella irene Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 257.— Walcott, 



Mon. U. S. Geol. Surv., 51, 1912, p. 508, pi. 27, fig. 6, 6a. 

 Canadian (Levis, Didymograptus and Diplograptus dentatus zones): Point Levis', 



Quebec. 



Lingulella iris (Billings). 



Lingula iris Billings, Pal. Fossils, 1, Geol. Surv. Canada, 1865, p. 301, fig. 290. 

 Lingulella iris Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 509, pi. 27, fig. 2. 

 Ozarkian? (Levis-erratir): Point Levis, Quebec. 



