0LIG0CH7ETA. 
Verm. 41 
Enantiodrilus n. g. for E. borellii , n. sp., San Lorenzo (Argentina), cha¬ 
racters briefly summarised, Cognetti, Boll. Mus. Torino xvii, p. 9. 
Enantiodrilus borellii , Argentine Republic, structure, affinities, Cognetti, 
Atti. Acc. Torino xxxvii, pp. 432-446, 1 pi. 
Enchytrceidce , Ireland, new theory of larval forms, Friend, Irish Natural 
xi, pp. 110-115; regeneration, Nusbaum, Biol. Centrbl. xxii, pp. 292- 
298; nervous system, Joseph, Arb. Inst. Wien xiii, pp. 335-400, 
figg. 27 & 28. 
Enchytrceus marinus , Bermuda, structure, Moore, P. Ac. Philad. liv, 
pp. 80-82, fig.; E. parvulus, E. alpestris , Switzerland, Bretscher, 
Rev. Suisse Zool. x, pp. 18 & 19, n. spp. 
Eudrilus, gonad ducts and nephridia, Beddard, P. Zool. Soc. London 
1902, pp. 89-97, text-figg. 17-20. 
Fridericia variata, p. 19, F. connata, p. 20, fig. 1, Switzerland, Bretscher, 
Rev. Suisse Zool. x, n. f.; F. emarginata , p. 24, F. parva , p. 25, 
F. exserta, p. 26, Switzerland, Bretscher, t. c., n. spp. 
Helodrilus ( Bimastus) norvegicus Eisen, characters and affinities, Michael- 
sen, Yerh. ver. Hamburg naturw 7 . (3) ix, pp. 5-13. 
Henlea nasuta , nephridia and coelomic phagocytes, CufiNOT, Arch. Zool. 
exp. (3) x, No. 1, p. 93. 
H. dorsalis , Switzerland, Bretscher, Rev. Suisse Zool. x, p. 15, n. sp. 
Heterodrilus n. g. for H. arenicolus , n. sp., Gulf of Naples, Pierantoni, 
Boll. Soc. Napoli xvi, p. 115, fig. 3. 
Howascolex , n. g., Michaelsen, Verh. ver. Hamburg naturw. (3) ix. 
Lampodrilus , n. g., Lamprodrilus pygmceus , p. 46, L. isopo?'us, p. 47, L. 
semenkewitschi, p. 47, Lake Baikal, Michaelsen, t. c., n. spp. 
Lumbricidce ; monograph on the comparative anatomy and histology, 
Ribaucourt, Bull. Sci. France Belgique xxxv, pp. 211-312, pis. ix- 
xvi, 54 text-figg.; Norwegian spp., affinities, Michaelsen, Yerh. ver. 
Hamburg naturw. (3) ix, pp. 1-13; influence of the ice-age on the 
geographical distribution, Michaelsen, t. c., pp. lxii lxv. 
Lumbricididce, $ reproductive organs in various spp., Michaelsen, t. c., 
pp. 49-56. 
Lumbriculus , regeneration, Morgan, Arch. Entwickmech. xiv, pp. 584-586; 
L. variegatus, reproductive organs, Hesse, Zool. Anz. xxv, p. 620, 
2 figg.; reproductive organs, Wenig, SB. Bohmisch. Ges. 1902, pp. 1-11, 
I P 1 - 
Lumbricus , anatomy, histology and phylogenetic significance of the nervous 
system, Joseph, Arb. Inst. Wien xiii, pp. 335-400, figg. 1-26; para¬ 
sitised by Opalince , Bortolotti, Monit. Zool. ital. xiii, pp. 195-204; 
function of chlorogen, Pieri, Rend. Acc. Lincei xi, pp. 449-451; 
course of blood flow, Johnson, Science xv, p. 577; Scandinavia, 
II spp., Hansson, Ofv. Ak. Forh. lviii, pp. 730-732; L. kerculeus, 
physiological significance of chlorogen, Rice, Biol. Bull, iii, pp. 88- 
94, 3 text-figg.; L. terrestris , regeneration, Hubner, Zool. Jahrb. Syst. 
xv, pp. 483-498, pi. xxix; course of the blood flow, Johnston & 
Johnson, Amer. Natural, xxxv, pp. 317-328, 3 text-figg.; histology, 
Schneider, Lehrbuch vergleich. Hist. Jena 1902, pp. 381-426, tig. 377. 
Lycodrilus dybowskii, characters and systematic position, Michaelsen, 
Yerh. Yer. Hamburg naturw. (3) ix, pp. 44-46. 
Marphysa teretiuscula , spawn and young in Ceylon, Borradaile, P. Zool. 
Soc. London 1901, ii, pp. 714-720, pi. xxxix. 
Megascolex andersoni , p. 44, figg. 37-39; M. larpentensis , p. 45, figg. 40-42; 
M. fardyi , p. 46, figg. 43-45 ; M. pritchardi , p. 47, figg. 46-48; M. 
montanus , figg. 49-51, J/. lobulatus , p. 48, figg. 52-54, Victoria; J/. 
minor , p. 49, figg. 55-57; M. illidgei , p. 50, figg. 58-60, Queensland ; 
M. terangiensis , p. 51, Victoria, Spencer, P. Soc. Victoria xiii, n. spp. 
Megascolides diaphanus, p. 32, figg. 7-9; M. eucalypti , p. 35, figg. 13-15; 
