BIBLIOGKAPHIC LIST OF GENERA AND SPECIES. 1113 



Rhipidoniella sola (Billings). 



Orthis sola Billings, Cat. Sil. Fossils of Anticosti, 1866, p. 12. 

 Richmond (Charleton): Salmon River, Anticosti. 



Rhipidoniella subcircula (Simpson). 



Orthis subcircula Simpson, Trans. Amer. Phil. Soc, n. s., 16, 1889, p. 437, fig. 2. — 



Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 534, figs. 

 Rhipidoniella subcirculus Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 352. 

 Clinton: Mifflin and Huntington Counties, Pennsylvania. 



Rhipidoniella tenuilineata Savage. 



Rhipidoniella tenuilineata Savage, Bull. Geol. Surv. Illinois, 23, 1913, p. 77, 



pi. 4, figs. 9, 10. 

 Upper Medinan (Ed^wood): Louisiana, near mouth of Buffalo Creek, Pike 



County, Missouri. 



Rhipidoniella uberis (Billings). 



Orthis sequivalva Shaler (not Hall, 1847), Bull. Mus.-Comp. Zool v 1, 1865, p. 66. 

 Orthis uberis Billings, Catalogue Sil. Foss. Anticosti, 1866, p. 42. 

 Rhipidomella uberis Hall and Clarke, Pal. New York, 8, pt. 1, 1892, p. 224. 

 Gamachian (Ellis Bay) and Anticostian (Becsie River — Chicotte) : Junction Cliff, 

 etc., Anticosti. 



Rhipidomella uberis rhyuchonelliformis (Shaler). 



Orthis rhynchonelliformis Shaler, Bull. Mus. Comp. Zool., 1, 1865, p. 66. — Billings, 



Cat. Sil. Foss. Anticosti, 1866, p. 42. 

 Rhipidomella rhynchonelliformis Schuchert, Bull. U. S. Geol. Surv., 87, 1897, 



p. 351. 

 Gamachian (Ellis Bay) and Anticostian (Becsie River — Jupiter River) : Gull Cove, 



Jupiter River, etc., Anticosti. 



Rhipidomys (Ehlert. See Rhipidomella (Ehlert. 



RHIZOGRAPTUS Spencer. Genotype: R. bulbosus Spencer. 



Rhizograpsus Spencer, Canadian Nat., n. s., 8, 1878, p. 460. 

 Rhizograptus Spencer, Proc. Amer. Assoc. Adv. Sci., 31, 1883, p. 364; Bull. Mus. 



Univ. State Missouri, 1, 1884, p. 30; Trans. Acad. Sci. St. Louis, 4, 1884, 



p. 562, 580.— Miller, N. A. Geol. Pal., 1889, p. 202. 



Rhizograptus bulbosus Spencer. 



Rhizograpsus bulbosus Spencer, Canadian Nat., n. s., 8, 1878, p. 460. — Gurley, 



Jour. Geol., 4, 1896, pp. 101, 308. 

 Rhizograptus bulbosus Spencer, Bull. Mus. Univ. State Missouri, 1, 1884, p. 30, 



pi. 4, fig. 4; Trans. Acad. Sci. St. Louis, 4, 1884, p. 580, pi. 4, fig. 4.— Miller, 



N. A. Geol. Pal., 1889, p. 202, fig. 215.— Bassler, Bull. U. S. Nat. Mus., 65, 



1909, p. 41, fig. 52. 

 Niagaran dolomite: Hamilton, Ontario. 



Rhizophyllum Lindstrom. See Calceola subgenus Rhizophyllum. 



Rhodocrinus (Thysanocrinus) aculeatus Shumard. See L-iinerocrinus aculeatus. 



Rhodocrinus asperatus Billings. See Deocrinus asperatus. 



Rhodocrinus (Thysanocrinus) canaliculatus Shumard. See Thysanocrinus 

 canaliculars. 



Rhodocrinus (Lyriocrinus) dactylus Shumard. See Lyriocrinus dactylus. 



