CHiETOPODA, DISCOPHORA. 
527 
Eteonepicta, Qu. (armata^ CL), iid. 1. c. p. 62. 
Eulalia virens, Ehl. {guttata^ d-)> P* 
Ophelia denticulata, sp. n., Verfill, Am. J. Sci. (3), p. 39 (off Block 
Island, New England). 
Heterocirrus frontijilis, Gr., Marion, & Bobretzky (6), p. 64, pis. viii. 
& ix. fig. 18 ; saxicola, Gr., iid. 1. c. p. 67. 
Cirratulus longisetis^ sp. n., Mobius (7), p. 160, pi. iii. figs. 18-20 (Bu- 
kenfjord). 
Scolecolepis cirrata, Sars, id. 1. c. p. 161, pi. iii. figs. 21-24. 
Aricia cerstedi^ CL, Marion & Bobretzky, 1. c. p. 68. 
Saccocirrus papillocercuSj Bobr., iid. 1. c. p. 69, pis. ix. & x. fig. 19. 
Polydora agassizi, CL, iid. 1. c. p. 83. 
Prionospio malmgreni^ CL, iid. 1. c. p. 84, pis. x. & xi. fig. 20. 
Chcetopterus vario-pedatm (Ren.) (= pergamentaceus^ auctt., leuckarti, 
Qu., ftreyis, Lesp.), iid. 1. c. p. 86 ; Panceri (9), pi. i. 
Amphicteis Mgr., not different from -4. gunneri\ Mobius, 
1. c. p. 164. 
Oc<o6mwcAws, g. n., Marion & Bobretzky (f am. Tnci^o6mwcAtc?ce). Ver- 
miform, attenuated behind ; cephalic lobe with numerous grooved tenta- 
cles of various size ; anterior segments with membranous collar-like 
expansions, covering the ventral surface ; gills filiform, 4 pairs ; bundles 
of hair-like bristles on 16 rings, from the 4th (3rd branchiferous) ; tori 
uncinigeri begin on the 7th (4th setigerous) ; uncini of anterior tori 
rostrate, supported on a long shaft ; the comb-like plates of the posterior 
“ lauguettes ” with 3 teeth. 0. giardi, sp. n., iid. 1. c. p. 87, pis. x. & xi. 
fig. 21 (Marseilles). 
Sabella (Pofamilla) reniforniis (MiilL) (aspersa and oculata^ Kr., saxi- 
cola^ Gr., saxicava^ Qu.), iid. 1. c. p. 91, pi. xi. fig. 22; stichophthalmus, 
Gr., iid. 1. c. p. 92, pi. xi. fig. 23. 
Leptochone cesthetica, CL, iid. L c. p. 94. 
Apomatus ampulliferus^ Phil., iid. 1. c. p. 95, pi. xi. & xii. fig. 24 ; 
similis, sp. n., iid. 1. c. p. 97, pi. xii. fig. 25 (Marseilles). 
Vermilia infundibulum^ Phil., iid. 1. c. p. 98. pi. xii. fig. 26 (galeata, Gr.?). 
Spirorbis £ornu- arief is, Phil., iid. 1. c. p. 99, pi. xii. fig. 27. 
Fossil species of Serpula : Geinitz, “ das Elbthalgebirge in Sachsen ” 
(Paleontographica, xx. 1, pp. 282-287, pi. xiii. figs. 2-24 ; xx. 2, pp. 200-202, 
pi. xxxvii. figs. 2-13) ; P. de Loriol & E. Pellat, “ Monographie des (Stages 
sup^rieures de la formation jurassique des environs de Boulogne-sur- 
mer,” M4m. Soc. Phys. Genev. xxiii. pp. 262-265, pi. i. figs. 2-8. 
Perichceta bicincta, luzonica, ccerulea, biserialis, spp. nn., Perrier (10, c) 
(Philippines) ; juliani, sp. n., id. ibid. (Saigon). ' 
m. DISCOPHORA. 
In McIntosh’s “ Marine Invertebrates,” &c. (anted, p. 522), the fol- 
lowing species are figured (pi. v. figs. 1-6) : — 
Pontobdella muricata, Piscicola geometra, and Pontobdella littoralis 
(the two last from Cottus bubalis). 
