284 



HYDROID^. 



Part IV. 



Hydroids, but also between the free medusge described under the names of Lizzia, 

 Hippocrene, BougainvilHa, etc., the origin of which has been traced to Hydroids 



Hippocrene, Agassiz, Mem. American Acad., 

 1849, p. 250, Pis. I. II. III. 

 " McCrady, Proc. Elliot Soc, Charleston, 



S. C, 1858, p. 61. 

 BougainviUia, Lesson, Annales Sciences Nat., 1836, 

 Vol. V. 1). 262. 

 " Lesson, Voyage de la Coquille, Tom. 



2, Part II. 2d Div., 1838 {Cijanea 

 Bougainvillii, PI. XIV. Fig. 3, 

 Atlas du Voyage, 1826). 

 " Lesson, Hist. Nat. Zooph. Acal., Suites 



a Buffon, 1843, p. 290. 

 " Forbes, Brit. Naked-eyed Med., 1848, 



p. 61, PI. XII. Figs. 1 and 2. 

 Wright, Edinb. New Phil. Journal, 

 1859, Vol. IX. p. 108, PI. I. 

 Figs. 1 and 2. 

 Geryonia, Blainville, Manuel d'Aetinologie. Nou- 

 velles additions, p. 602, 183G (for date 

 see p. 687). 

 Medusa ocilia, Dalyell, Eemark. Animals of Scotland, 

 1847, Vol. I. p. 66, PI. XI. Fig. 10, &c. 

 Mudendrium, VanBeneden (non Ehrenberg) {E. 

 ramosum, exclus. synonomy), Nouv. 

 Mem. Acad. Bruxelles, 1844, XVII. 

 p. 55, PI. IV. 

 " (VanBeneden, non Ehr.) Gegenbaur 



{F. ramosum), Cams Icones Zoot., 

 1857, PI. II. Figs. 3 and 4, and 

 description. 

 Tuhularia ramosa (non Linn.), Dalyell, Remark. 

 Animals of Scotland, 1847, Vol. I. p. 64, 

 PI. XL 

 Alractylis, Wright {A. ramosa =: Eadendrium ra- 

 mosum, VanB., non Ehr.), Edinburgh 

 New Phil. Journal, 1859, Vol. IX. 

 p. 108. 

 ? Perigonimus, Sars, Fauna Littoralis Norveg., 1846, 

 p. 8, PL L Figs. 19, 20, and 21. 

 IFistulana {F. ramosa), Fabricius, Fauna Greenland., 

 1780, p. 441, No. 451. Compare " Ham- 

 ulos, SfC, t^c, longitudinaliter striatos " 



with Sars' Perigonimus, '^ Biilire, S^c, 

 Sfc, der Ldnge nach etwas wellenformig 

 gestreift." 



LizziA Forbes, 1846. 



Lizzia, Forbes, Annals Nat. Hist., 1846. 

 " Forbes, Proc. Brit. Ass., 1847. 



Forbes, Brit. Naked-eyed Medusa-, 1848, 

 p. 64, PI. XII. Figs. 3 and 4. 

 " Gegenbaur, Generationswechsel, 1854, p. 22, 



PI. II. Figs. 1-9. 

 " Gegenbaur, Sieb. and Kijll., Zeitschrift, 1857, 



VIII. PI. VII. Figs. 5-9. 

 " Claparede, Sieb. and Koll., Zeitscrift, 1860, 

 X. p. 401, PL XXXII. Figs. 1, 2, and 3. 

 Hippocrene, Foibes, An. Mag. Nat. Hist., 1841, 



VIL p. 84. 

 Bougainvillea, Leuckart, Wieg. Archiv., 1856, I. 



p. 24, PI. II. Fig. 2. 

 "i Podocoryne, Sars, Faun. Litt. Norveg., 1846, p. 4, 

 PL I. Figs. 7-18. 

 " Sars, Faun. Litt. Norveg., 1846, p. 7, 



. PI. IL Figs. 5-11. 

 " Sars, Nyt Magazin, 1856, Bd. 9, p. 144, 



PL II. Figs. 7-13. 

 " Krohn, Wiegm. Aichiv, XVII Jahrg., 



Bd. I., 1851, p. 203. 

 « AUman, An. and Mag. Nat. Hist., 1859, 



2d ser., IV. p. 50. 

 " Peach, Edinb. New Phil. Jour., 1856, 



IV. p. 163. 

 " Peach, An. Mag. Nat. Hist., 1856, XVIH. 



p. 99, PI. VIII. 

 Cytceisl (oclopunctata), Sars, Beskrivelser, 1835, 



p. 28, PL VL Fig. 14. 

 " " Sars, Wicg. Archiv, 1837, 



Bd. 1, p. 406. 



" " Sars, Fauna Litt. Norveg., 



1840, p. 10, PL IV. 



Figs. 7-13. 



? Dysmorphosa, Philippi, Wiegm. Archiv, VIII Jahrg., 



Bd. 1. 1842, p. 37, PL I. Fig. 3. 



