348 BULLETIN 82, UXITED STATES NATIONAL MUSEUM VOLUME 1 



richlii). — Michailovskij, Ann. Mus. Zool. Acad. Sci. St. Petersburg, vol. 9, 1905, p. 175 

 {Jermak stas. 41, 85).— Derjugin, Trav. Soc. Nat. St. Petersburg, Zool., Physiol., vol.37, livr. 

 4, 1906, p. 150 (localities in Kola Fjord). — IIam.\nn, Uronn's Klassen und Ordnungen des Tier- 

 Reichs, vol. 2, Abt. 3, 1907, p. 1579 (listed).— Mobius, Aesthetik der Tier Welt, 1908, p. 122, 

 fig. 190 (pentacrinoid, after Levinsen). — Derjogin, Trav. Soc. Nat. St. Petersburg, Zool., 

 Physiol., vol. 42, livr. 1, Xos. 1-2, Jan.-Feb., 1911, p. 60 (Kola Fjord, 1909).— Gorbcnow, 

 Trans. Arctic Institute, Leningrad (in Russian), vol. 8, 1933, pp. 10, 76 (identity). 



Antedon denlata (not of Say, 1825) P. H. Carpenter, Bijdr. Dierkunde, vol. 13, 1886, p. 9 OVUlem 

 Barents ?ta. 6, 1881); [ms] (Stockholm Mus.; Vega, west of Taimyr; fide Gislen, 1923). 



Antedon barentsi P. H. Carpenter, Bijdr. Dierkunde, vol. 13, 1886, p. 9 (near Vard0; detailed de- 

 scription), pi. 1, figs. 1-5; Challenger Reports, Zoology, vol. 26, pt. 60, 1888, pp. 56, 136, 137, 

 138, 156, 368, 376.— Hartlaub, Bull. Mus. Comp. Zool., vol. 27, No. 4, 1895, p. 137 (geographical 

 and bathymetrical distribution). — Mortensbn, Medd. Gr0nland, vol. 29, 1903, p. 67 (synonym 

 of eschrichli). — Grieg, Bergens Mus. Aarbog. for 1903, No. 5, 1904, p. 3 {=eschrichti). — Doder- 

 lein, Fauna Arctica, vol. 4, Lief. 2, 1905, pp. 398, 399 (synonym of eschrichli; detailed 

 discussion). 



Species allied to Antedon eschrichli P. II. Carpenter, Quart. Journ. Micr. Sci., new ser., vol. 27, 1887, 

 p. 384 (sacculi confined to the sides of the ambulacra). 



Antedon eschrischlii Ruus, Bijdr. Dierkunde, vol. 14, 1887, p. 17 (Varna sta. 18). 



Antedon eschrichtli Ruus, Bijdr. Dierkunde, vol. 14, 1887, p. 18 {Varna sta. 26). 



Antedon echrichlii Ruus, Bijdr. Dierkunde, vol. 14, 1887, p. 20 {Varna sta. 38). 



Antedon, sp. P. II. Carpenter, Bijdr. Dierkunde, vol. 14, 1887, pp. 47-49 (pentacrinoids from 71°04' 

 N., 64°05' E.), plate, figs. 4, 5. 



Antedon eschriciti Parkes, Manchester Microsc. Soc. Trans, for 1890, 1891, p. 44. 



Antedon eschrichli var. quadrata Doderlein, Fauna Arctica, vol. 4, Lief. 2, 1905, p. 398 (synonymy 

 summary of previous records; detailed discussion), p. 403 (distribution; relation to antarctic 

 forms). — Kalischewskij, Mem. Acad. Sci. St. Petersburg, vol. 18, No. 4, 1907, p. 12 (Russian 

 Polar Exped. 1900-1903 stas. 44, 46, 50, 53). 



Anledon escrichti Grieg, Nyt Mag. Naturvidensk., vol. 45, Hefte 2, 1907, p. 135 {Belgica sta. 38). 



Antedon arctica A. H. Clark, Proc. U. S. Nat. Mus., vol. 33, 1907, p. 82 (Camp Clay, Cape Sabine 

 [wrongly given as in Alaska]; description). — von Hofsten, Kungl. Svenska Vet.-Akad. Handl., 

 vol. 54, 1915, p. 258 (possibly a Pacific-Arctic species). 



Heliomelra eschrichtii A. H. Clark, Smithsonian Misc. Coll., vol. 50, 1907, pt. 3, p. 351 (listed); 

 Bull. Mus. Comp. Zool., vol. 51, No. 8, 1908, p. 233 (compared with H.juvenalis), p. 239 (hyper- 

 trophied marginal cirri); Proc. Biol. Soc. Washington, vol. 21, 1908, p. 152 (varies most along 

 the southern limit of its range) ; Proc. U. S. Nat. Mus., vol. 34, 1908, p. 275 (comparison of post- 

 radial series with that in the family Pentametrocrinidae). — von Hofsten, Kungl. Svenska Vet.- 

 Akad. Ilandl., vol. 54, 1915, p. 9 {glacialis Leach a nomen nudum; stas. 43, 13, 21, 94, 102, 106, 116, 

 120, 122, 125, 82, 87, 46, 47, 96; detailed discussion of distribution, with previous records), p. 215 

 (typical pan-Arctic species), pp. 217, 218, p. 248 (pan-Arctic; eurytherm), p. 250 (circumpolar), 

 pp. 251, 264, 266.— Gisl£n, Ark. Zool., vol. 15, No. 23, 1923, p. 8 {Frilhiof stas. 21, 25; Vega, 

 west of Taimyr; Spitzbergen; description of young), p. 17 (Varna pentacrinoids from the Kara 

 Sea). — Tortonesb, Natura, Milano, vol. 24, 1933, p. 163 (depth range). 



Heliomelra juvenalis A. H. Clark, Smithsonian Misc. Coll., vol. 50, 1907, pt. 3, p. 351 (listed; nomen 

 nudum); Bull. Mus. Comp. Zool., vol. 51, No. 8, 1908, p. 239 (off Cape Raper, Davis Strait, 

 60 fms. ; detailed description); pi. 1, fig. 5. 



Heliomelra quadrala A. H. Clark, Smithsonian Misc. Coll., vol. 50, 1907, pt. 3, p. 351 (listed); Amer. 

 Nat., vol. 42, 1908, No. 500, p. 542 (represented in Okhotsk and Japan seas by H. brachymera).— 

 Mortensen, Z)on»nar/:-E.xpedition til Gr0nlands NE. kyst, vol. 5, No. 4, Medd. Gr0nland, vol. 

 45, 1910, p. 250 (pentacrinoid from Spitzbergen at Uppsala possibly this species; stem charac- 

 ters).— Vanet, Bull. Mus. Hist. Nat., Paris, vol. 20, No. 1, 1914, p. 26 (Pourquoi-Past sta. 

 72).— Djakonov, Trav. Soc. Nat. Leningrad, vol. 56, pt. 2, 1926, p. 107 (in key).— Gorbunow, 

 Trans. Arctic Inst., Leningrad (in Russian), vol. 2, 1932, pp. 119, 123, 124, 135 (station 19), p. 

 136 (station 22), p. 138 (stations 43, 44), p. 139 (station 45); vol. 7, 1933, p. 61 (station 30), p. 

 67 (station 1); vol. 8, 1933, p. 39 (distribution), p. 62 {Sedow station 25, data), p. 66 (Sedow 

 station 58, data), p. 67 {Sedow station 60, data), p. 68 {Sedow station 65, data), p. 70 {Lomonossow 



