PLATYHELMINTHES. 
Verm . 55 
Macrostoma gracil , megalogastricum, and ventriflavum , n. spp., Black 
Sea ; P^reyaslawzewa, c. pp. 243-246. 
( Mesostomum ensifer, Ulj.), referred to genus Promesostoma ; Pereyas- 
lawzewa, t. c. p. 249. 
( Naidina , Ulj., pulchella and sensitiva ), referred to genus Aphanostoma ; 
P^reyaslawzewa, C. 
OUgocladus sanguinolentus , Isle of Man and Plymouth ; Gamble, P. 
Liverp. biol. Soc. vii, p. 170. 
Opistoma oculata , n. sp., Black Soa ; P^reyaslawzewa, £. c. p. 287. 
Plagiostoma elongatum and pseudomaculalum, n. spp., Gamble, Quart. J. 
Micr. Soc. pp. 473 & 474. P.pontica , n. sp., Black Sea ; P^reyas- 
lawzewa, t. c. p. 295. P. quaclrioculatum , n. sp., Greater Lake of 
Plon ; Zacharias, Biol. Centralbl. xiii, pp. 377-382. P. sulphureum, 
Port Erin ; Gamble, P. Liverp. biol. Soc. vii, p. 162. 
Planaria alpina , distribution, anatomy and systematic position ; 
Borelli, Boll. Mus. Torino, viii, No. 137, pp. 1-10 : method of 
distribution; Gamble, t. c. (P. ajjinis) Oerst., ? = Dendroccdum 
brunneo- marginatu m ; BOhmig, t. c. p. 150. 
(Planocera elliptica , Girard), referred to Eustylochus , n. g. ; Yerrill, t. c. 
^ Planoceropis, n. subg. of Planocera with marginal ocelli ; Yerrill, t. c., 
with P. nebulosa i Girard, as type, coast of New England. 
Polycelis nigra , var. brunnea , n. var., and P. cornuta , var. brunnea , n.var., 
N. Italy ; Borelli, Boll. Mus. Torino, viii, No. 137, pp. 10 & 11. 
Polychccrus caudatus, Mark., New England, additions to anatomy ; 
Yerrill, t. c. p. 311. 
^ Polypostia , n. g. of family previously (p. 237) called Cryptocelulidaiy but 
now changed to Polypostiadce , n. fam., with P. similis , n. sp., an 
acotylous Polyclad with numerous male copulatory organs; Bergen- 
dal, Rev. biol. Nord France, v, pp. 366-368. 
Proccrodes ulvce, coast of New Englaud, Yerrill, t. c. p. 506. 
Promesostoma bilineata , p. 247, pachydermum , p. 250, and pedicellatum , 
n. spp., Black Sea ; P. (for Mesostomum, Ulj.) ensifer , p. 249, P. 
minima , as intermediate between this genus and Proxenetes , p. 254 ; 
Pereyaslawzewa, t. c. P. marmoratum , notes on, and P. lenticu- 
latum , new to Britain ; Gamble, P. Liverp. biol. Soc. pp. 155-157. 
( Proporus rubropunctata , Schm.), referred, to genus Aphanostoma ; P^re- 
yaslawzewa, t. c. p. 211. 
Prosthiostomum gracile, Gir., redescribed, from the coast of New England; 
Verrill, t. c. p. 497. 
( Prostomum kefersteinii, Clp.), referred to genus Macrorhynchus ; PriRE- 
YASLAWZEWA, t. C. p. 275. 
Provortex rubrobacillus , n. sp., Plymouth, Gamble, Quart. J. Micr. Soc. 
xxxiv, p. 469. 
Proxenetes paradoxus , n. sp., Black Sea, Pereyaslawzewa, t. c. 
p. 259. 
Rhynchodemus pyrenaicus, n. sp., S. of France, V. Graaf, Bull. Soc. zool. 
France, xviii, p. 122. R. terrestris, Pisarovic & Babor (194). 
