List of Literature. 



1863. Agassiz, A. in Proceed. Boston Soc. Nat. Hist., Vol. IX.— Boston 



1865. 

 1865. North American Acalephae. — Mem. Mus. Comp. 



Zool. Harvard Coll., Vol. I. 

 1849. Agassiz, L.: Contrib. Nat. Hist. Acalephs of N. America, Part. 

 1. — .Mem. Amer. Acad, of Arts and Sciences, New 

 Ser. Vol. IV. 

 1909. Bigelow: Coelenterates from Labrador and Newfoundland. — 

 Proced. U. S. Nat. Mus., Vol. 37. 



1909. The Medusae. — Report Exped. to the eastern tropical 



Pacific, XVI.— Mem. Mus. Comp. Zool., Harvard Coll., 

 Vol. XXXVII. 

 1914. — Oceanography and Plankton of Massachusetts Bay 



Nov. 1912— May 1913.— Bull. Mus. Comp. Zool., 

 Harvard Coll., Vol. LVIII. 

 1835. Brandt: Beschreibung der von Mertens auf seiner Welt- 

 umsegelung beobachteten Schirmquallen. — Mem. 

 Acad. Set. Petersbourg, Ser. 6, Tom. 4. 

 1913. Broch: Hydroida — Report Sci. Results of the "Michael Sars" 

 North Atlant. Deep Sea Exped. 1910, Vol. Ill, Part I. 

 1903. Browne: Medusae from Norway and Spitzbergen — Bergens 



Museums Aarbog 1903. 

 1907. Revision of the... Family Laodiceidae. — Ann. Mag. 



Nat. Hist., Ser. 7, Vol. XX. 

 1879. Clarke: Report on the Hydroida collected during the Explora- 

 tion of the Gulf Stream and the Gulf of Mexico. — 

 Bull. Mus. Comp. Zool., Harvard Coll., Vol. V. 

 1907. Congdon: The Hydroids of Bermuda. — Proceed. Amer. Acad. 



of Arts and Sciences, Vol. 42. 

 1882. Fewkes: On the Acalephae of the East Coast of New England. 



—Bull. Mus. Comp. Zool., Harvard Coll., Vol. IX. 

 1888. On certain Medusae from New England. — Bull. Mus. 



Comp. Zool., Harvard Coll., Vol. XIII. 

 1823. FLEMING: Gleanings of Natural History. .. .In a letter to Prof. 



Jameson. — Edinburgh Philosoph. Journal, Vol. 8. 

 1775. Forskal: Descriptiones animalium quae in itinere orientali 

 observavit. — Hauniae. 



1856. 

 1898. 

 1903. 



1879. 

 1904. 



1907. 



1913. 



1913. 



1914. 



1853. 

 1843. 

 1910. 



1910. 

 1835. 



1827. 



Gronberg: 



GOnther : 



Haeckel : 

 Hargitt : 



Hartlaub : 



Kramp: 



Gegenbaur : Versuch eines Systems der Medusen. — Zeitschr. 

 wissensch. Zoologie, Bd. VIII. 

 Die Hydroid-Medusen der arktischen Gebiets. — 

 Zool. Jahrb., Abt. Systematik, Bd. XI. 

 Report on the Coelenterata from the intermediate 

 waters of the North Atlantic. — Ann. Mag. Nat. 

 Hist., Ser. 7, Vol. XI. 

 Das System der Medusen. 

 The Medusae of the Woods Hole Region.— Bull. U. S. 

 Bureau of Fisheries, Vol. 24. 

 Craspedote Medusen. I. Theil, 1. Lief. — Codoniden 

 und Cladonemiden. — Nordisches Plankton XII. 

 Craspedote Medusen. I. Theil, 3. Lief. — Tiaridae. 

 Nordisches Plankton XII. 

 Medusae collected by the "Tjalfe" Expedition. — 

 Vidensk. Meddel. Dansk naturhist. Foren., Bd. 65. 

 Meduser og Siphonophorer. — Conspectus Faunae 

 Groenlandicae. — Meddel. om Gronland XXIII. 

 Kolliker : UeberScheibenquallen. — Zeitschr. wiss.Zool., Bd. IV. 

 Lesson: Historie Naturelle des Zoophytes. — Acalephes. 

 Maas: Contributions au systeme des Meduses... — Bull, de 



l'lnstit. Oceanographique, Monaco, No. 183. 

 Mayer: Medusa of the World. I — II. 



M. Sars: Beskrivelser og Iagttagelser over nogle masrkelige 

 eller nye i Havet ved den bergenske Kyst levende 

 Dyr... 

 Quoy et Gaimard: Observations Zoologiques . . . Astrolabe. 

 — Annales des Sciences Naturelles, Part. 

 Zool. X. 

 Die Fauna und Flora Gronlands. — Grbnland-Exped. 

 der Gesellsch. fiir Erdkunde zu Berlin 1891 — 

 1893. Unter Leitung von E. v. Drygalski. — II Bd. 

 Die Anthomedusen und Leptomedusen der 

 Deutschen Tiefsee-Exped. — Wissensch. Ergebnisse 

 d. Deutschen Tiefsee-Exped. ("Valdivia") 1898 — 

 1899, 19. Bd., Heft 5. 



1897. VanhOffen: 



1911. 



Explanation of the Plate. 



Fig. 1. Tiaranna af finis Hartlaub nov. sp. — A specimen from stat. 

 90.— X 5. 



— 2. Tiaranna rotunda (Quoy et Gaimard) — X 5. 



3. do.— A portion of the bell margin with common tentacles 

 and dwarf-tentacles. — / 30. 



— 4. do. — A dwarf-tentacle. — X 65. 



5. Chromatonema rubrum Fewkes. — A specimen from stat. 

 84 (2500 m. wire), seen partly from the top. — X 3. 



Fig. 6. do. — Two sections of a specimen from stat. 84(3000 m. wire). 

 — a) radial section through the middle of a radial canal, 

 showing one of the rows of gonadial sacks hanging into the 

 cavity of the radial canal.— b) a section, nearly radial, following 

 the side wall of a radial canal, through which the gonads are 

 discerned. 



