MUSEUM OF COMPAKATIVE ZOOLOGY. 249 



Hoek, P. P. C. 



Ueber Pycnogoniden. Niederldndisches Arch.f. Zool., III. pp. 235-254, Taf. 

 XV., XVI. 1877. 



(Development of Pallene, pp. 239, 240, Taf. XVI. figs. 21, 22.) 



Report on the Pycnogonida dredged by H. M. S. " Challenger," during the 

 Years 1873-76. 167 pp., 21 pi. Appendix II. Contributions to the Anat- 

 omy and Embryology of the Pycnogonida. Pp. 100-144, PI. XIX., XX. 

 Rep. Sci. Results of the Voyage of H. M. S. " Challenger" during the Years 

 1873-76, Zool., III. London, Edinburgh, and Dublin, 1881. 



KSlliker, A. 



Beitrage zur Entwicklungsgeschichte wirbelloser Thiere. 1. Ueber die ersten 

 Vorgange im befrnchteten Ei. Arch.f. Anat., Physiol, u. icissensch. Med. 

 1843, pp. 68-141, Taf. VI., VII. 



(Cleavage of egg of Pycnogonon total, p. 136.) 

 Krohn, A. 



Notiz iiber die Eierstocke der Pycnogoniden. Schleiden u. Froriep's Notizen, 

 [3], IX. col. 225, 226. May, 1849. 



_ (Structure of ovarian egg, col. 226.) 

 Krpyer, Henrik. 



Om Pyknogonidernes Forvandlinger. Naturhistorisk Tidsskr., III. pp. 299- 

 306, Tab. III. 18Jfi. Ms, I84I, col. 713-717, Taf. III. Ann. Sci. 

 Nat. [2], Zool., XVII. pp. 2S8-292, PL IX. B. I842. (Trans, by 

 Leeeboullet.) 



In Gaimard's Voyages de Commission Scientifique du Nord en Scandinavie, en 

 Laponie au Spitzberg et aux Feroe pendant les Annees 1838, 1839 et 1840, 

 sur la Corvette " La Recherche." Paris, 184&-45- Zoologie. Crustaces. 

 (Young Pycnogonida, PI. XXXIX.) 

 Lewes, George Henry. 



Sea- Side Studies at Ilfracombe, Tenby, the Scilly Isles, and Jersey. Edin- 

 burgh and London, 1858. 414 pp., 7 pi. 



(Larva of Nymphon gracile, p. 203, PI. V. fig. 4.) 

 Semper, Carl. 



Ueber Pycnogoniden und ihre in Hydroiden schmarotzenden Larvenformen. 

 Arbeit, aus dem zoolog.-zootom. hist, in Wurzburg, I. pp. 264-286, Taf. 

 XVI., XVII. 187 4. Verhandl. d. physikal.-medicin. Gesell. in Wurzburg, 

 [2], VII. pp. 257-279, Taf. IV., V. 'l874. 



Wilson, Edmund B. 



Synopsis of the Pycnogonida of New England. Trans. Conn. Acad., V. pp. 1-26, 

 PL I.-VII. . 1878. 



(Young of Achelia spinosa, p. 8, PI. II. fig. 1#; of Nymphon Jdrtum, p. 23, 

 PI. VI. figs. 2 i, 2./.) 



