230 SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. [iu-llST. 



Hemithyris psittacea (Clieniiiitz). Pliocene and Jieceiif. 



Anoiiiiii rostrum psittacea CluMiuiitz, Noiios syst. Concli.-Cab., VIII, 1785, pi. 78, 



lig. 713. 

 Ix'hyiiclioiie.lla psilt:iC(!a 1 )avi(Lsi)ii, Trans. Liima'aii Soc Loudon, I\', 1887, p. lUo, 



1)L 21, lio-s. I -11. 

 /.(*('. Fossil, (iulf of St. L;n\reuco, ('auatla. 



HETERORTHIS Hall and Clarke. Genotype Ortliis clytie Hall. 



Ileteiorthis Hall and Clarke, Pal. New York, VIII, Pt. I, 1W12, p]i. 207, 223;— 

 Eleveuth Auu. Ke]). New York State Geologist, 1894, j). 268. 



Heterorthis clytie Hall. Trenton (Ord.). 



Ortbis clytiellall, Fourteeuth Rep New York StateCab. Nat. Hist., 1861, p. 90; — 



Fifteenth Rep., Iljidem, 1"G2, pi. 2, llgs. 4, 5. — Miller, Ciucinuati Quart. .Tour. 



Sci., II, 1875, ].. 34.— Hall ami Whitfield, Pal. Ohio, II, 1875, p. 75, pi. 1, 



figs. 18, 19. 

 Heterorthis elytio Hall and Clarke, Pal. New York, A^III, Pt. I, 1892, pp. 202, 



223, pi. 5B, figs 20-24. 

 Loc. I'rankfort and Paris, Kentucky. 



HINPELLA Davidson. Genotype Atbyris umbonata Billings. 



Hindella Davidson, Suppl. British Sil. Bracb., Pal. Soc., 1882, p. 130.— Hall and 

 Clarke, Pal. New York, \IU, Pt. II, 1893, p. 63, ligs. 46-51 ;— Thirteenth 

 Ann. Rep. New York State Geologist, 1895, p. 769. 



Hindella prinstana (Bi Hi ng-s). Anticosti (Sil.). 



Athyris prinstana Billings, Pal. Fossils, 1, 1862, p. 145, fig. 122. 

 Meristella priustana Miller, N. American Geo!. Pal., 1889, p. 354. 

 Hindella prinstana Hall and Clarke, Pal. New Y'ork, VIII, Pt. II, 1893, p. 64, pi. 



41, fig. 28; pl.49, fig. 1. 

 Loc. Anticosti. 



Hindella umbonata (Billings). Anticosti (Sil.). 



Atbyris umbonata Billings, Pal. Fossils, I, 1862, p. 144, fig. 121; — Geol. Canada, 



1863. p. 317, fig. 331. 

 Hindella umbonata Davidson, Suppl. British Sil. Brach., Pal. Soc, 1882, p. 130, 



fig. in text.— Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 64, tigs. 



46-51 ; ])1. 41. iigs. 26, 27, 29, 30. 

 Meristella umbonata Focrste, Bull. Denison LTniv., I, 1885, p. 88, pi. 13, fig. 2; — 



Geol. Ohio, VII, 1895, p. 590, pi. 25, fig. 2. 

 Loc. Anticosti; Dayton, Ohio (Foerste). 



HIPPARIONYX Vannxcm. 



Genotype Hipparionyx proximns Yannxem. 



Hipparionyx Vaunxem, (Jool. New York; Rep. Third Dist., 1842, p. 124, fig. 4. — 

 Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 2.57 ;— Eleventh Ann. 

 Rep. New York State Geologist, 1894, p. 284. 



Hipparionyx consiniilaris Yannxem =Atry]ia reticularis. 



Hipparionyx proximus Yannxem. Oriskany (Dev.). 



Hipparionyx i>roximus A'anuxcui, Geol. New York; Rep. Third Dist., 1842, p. 124, 



fig. 29, No. 4.— Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 257, 



pi. 9, figs. 33-36: pi. 15A, figs. 9-11. 

 Atrypa unguiformis (Conrad) Hall, Geol. New York; Rep. Fourth Dist., 1843, 



p. 149, fig. 4.— Rogers, (Jeol. Pennsylvania, II, Pt. II. 1858, p. 826, fig. 651 

 Ortbis conradi Castelnau, Kssai Svst. Sil. TAmt^^rique Septentrionale, 1843, p. 37, 



pi. 1.5, fig. 4. 

 Orthij unguiformis Castelnau, Ibidem, 1843, p. 37, ]d. 15, fig. 3. — Emmons, Manual 



Geol., 1860, p. 129, fig. 115. 



