6 12 THE ANIMAL KINGDOM. 



Naples, iii. 1883. Typhloscolex, Greeff, Z. W. Z. xxxii. 1879. Alciopidae and Tomo- 

 pteridae, Id. Z. W. Z. xlii. 1885, with lit. quoted. Polyophthalmus, Meyer, A. M. A. 

 xxi. 1882. Capitella capitata, Fischer, Marburg, 1884 (cf. Z. A. vi. 1884). Scoloplos 

 armiger, Mau, Z. W. Z. xxxvi. 1882. Polydora ciliata and P. quadrilobata, Jacob! 

 (Kieler dissert.), Weissenfels, 1883. Magelona, Mclntosh, Z. W. Z. xxx. 1878 (cf. 

 A. N. H. (4), xx. 1877). Terebellides, Steen, J. Z. xvi. 1882. Manayunkia, Leidy, 

 Proc. Ac. Nat. Hist. Philadelphia, 1883. 



Tube of Sabella, Mace*, A. Z. Expt. x. 1882 ; of Onuphis, Schmiedeberg, Mitth. 

 Zool. Stat. Naples, iii. 1883. 



Gills of Serpula, &c., Orley, Mitth. Zool. Stat. Naples, v. 1884. Branchial 

 skeleton of Sabella, Viallanes, A. Sc. N. (6), xx. 1886. 



Muscular tissue, Rohde, Schneider's Zool. Beitrage, i. 1885. 



Nervous system, Pruvot, A. Z. Expt. (2), iii. 1885 ; of Eunice Harassii, Jourdain, 

 A. N. H. (5), xiii. 1884. Cf. Semper, Arb. Zool. Zoot. Inst. Wurzburg, iii. 1876-77, 



P- 143- 



Organs of special sense. Tactile setae, Vejdovsky, System der Oligochaeten, 1 885, 

 p. 96; Langerhans, Z. W. Z. xxxiii. 1880, p. 271. Lateral line organs, &c., in 

 Capitellidae, Eisig, Mitth. Zool. Stat. Naples, i. 1879; in Polyophthalmus, Meyer, 

 op. cit. supra. Eyes, Carriere, Sehorgane der Thiere, Leipzig, 1885; cf. Graber, 

 A. M. A. xvii. 1880; of Hyalinaecia, Pruvot, A. Z. Expt. (2), iii. p. 262. Otocysts in 

 Arenicola, Jourdain, A. N. H. (5), xiii. 1884; in Aricia, Langerhans, Z. W. Z. xxxiv. 

 p. 88. 



Digestive tract. Poison tooth of Syllidae, Langerhans, Nova Acta Cur. 42, 1881, 

 p. 95. Glands of oesophagus, Graber, SB. Akad. Wien, Ixvii. Abth. i, 1873. 

 Gizzard of Syllis, Haswell, Q. J. M. xxvi. 1886. Siphon of Capitellidae, Eisig, Z. A. 

 i, 1878; Fischer, op. cit. supra. Air-vesicles of Hesionidae and Syllidae, Eisig, 

 Mitth. Zool. Stat. Naples, ii. 1881. Secretion of caeca in Aphrodite, Krukenberg, 

 Untersuch. Physiol. Inst. Heidelberg, ii. 1882, p. 353. 



Vascular system of Aphrodite, Selenka, Archiv. Nederland. f. Zool. ii. 1874-75 ; 

 of Polynoe vasculosa, Claparede, Supplement (supra). Blood corpuscles, Bourne and 

 Blomfield, Q. J. M. xxi. 1881. Blood of Arenicola, Krukenberg, Vergleich. Physiol. 

 Studien, ii, 2, 1882, p. 87. Chlorocruorin, MacMunn, Chromatology, &c., Q. J. M. 

 xxv. 1885. 



Nephridia and sex organs, Cosmovici, A. Z. Expt. viii. 1879-80 ; of Capitellidae, 

 Eisig, Mitth. Zool. Stat. Naples, i. 1879. Ovaries and ducts of Endrilus, Beddard, 

 Z. A. ix. 1886. 



Development, Salensky, Archives de Biol. iii. 1882 ; iv. 1883 ; of Serpula, Conn, 

 Z. A. vii. 1884; Eupomatus, Hatschek, Arb. Zool. Inst. Wien, vi. 1885. Worm 

 larvae, Fewkes, Bull. Mus. Harvard, xi., No. 9, 1883. 



Viviparous Syllis, &c., Krohn, A.N. 35 (i), 1869. Egg-carrying Syllidae (= Exo- 

 goneae), Viguier, Animaux inferieurs de la baie d'Alger, A. Z. Expt. (2), ii. 1884. 



Asexual reproduction : in Oligochaeta, Semper, Arb. Zool. Zoot. Inst. Wurzburg, 

 iv. 1877-78; cf. op. cit. iii. 1876-77, p. 161, and Vejdovsky, Oligochaeten, p. 161 ; 

 Lumbriculus, von Billow, A. N. 49, 1882; in Syllidae, Langerhans, Z. W. Z. xxxii. 

 1879, pp. 519-522 ; in Autolytus, Greeff, A. N. H. (4), i. 1868 (with lit.) ; in Syllis 

 ramosa, Mclntosh, Challenger Reports, xii. 1885, p. 198; in Protula, Huxley, 

 Edinburgh New Phil. Journal, i. (n. s.), 1855. 



Metamorphosis of Nereis Dumerilii, Claparede, Supplement (supra); on Hetero- 



