PLATYHELMINTHES. 
Verm. 41 
Leptoplana sitbviridis, n. sp., Amboyna, Pleiin, Semon’s Forscliungsreisen, 
v, pt. 3, p. 330 ; L. IcuJcenthalii , n. sp., E. of Spitsbergen, p. 149, 
L. panamensis , n. sp., G. of Panama, p. 151, L. pacificola , n. sp., 
W. coast of S. America, p. 153, L. chierchice , n. sp., Ancon and 
Callao, p. 155. Plehn, Jena. Zeitschr. xxx; L. nationalise n. sp., 
near Ascension I. (8° S., 14° W.); Pleiin, Plankton Exped. ii,/,p. 6. 
Macrorhynchus cceruleus , n. sp., on red alga3 in laboratory of Forest, Bay 
of Concarneau, Fuiirman, C.R. Soc. Biol, iii, p. 1012. 
Mesostoma wardii , n. sp., New Baltimore, Lake St. Clair, Woodworth, 
p. 241, Bull. Mus. Harvard, xxix, and Ward, Bull. Mich. Fish Comm. 
M. viridatum , in United States ; Woodworth, l. c. 
Micropharynx , n. g. of ectoparasitic Triclad, with M. parasitica , n. sp., on 
back of Raia clavata and R. batis, Kattegat ; JagerskiOld, Ofv. Ak. 
Forh. liii, p. 707. 
Microstoma lucidum y n. sp., Bay of Concarneau ; Fuhrman, C.R. Soc. 
Biol, iii, p. 1011. 
Nematodemus , n. g. of Rhynchodemidce , for N. lumhricoides , n. sp., Ceylon;. 
y. Graff, l. c. p. 72. 
Pelmatoplana , n. g. of Geoplanidce , with 12 spp. ; v. Graff, l. c. p. 65. 
Perocephalus, n. g. of Ripaliidce , with 4 spp., new, but names not given ; 
v. Graff, l. c. p. 68. 
Placocephalus, n. g. of Bipaliidce with 14 species ; v. Graff, l. c. p. 69. 
Plagiostoma fabrei , n. sp., Glenau Is., and P. violaceum , n. sp., amongst 
algae, Bay of Concarneau; Fuiirman, C.R. Soc. Biol, iii, p. 1012. 
Plagiotata , n. g. of Planoceridm y with P. promiscua , n. sp., coast of Hong 
Kong ; Plehn, Jena. Zeitschr. xxx, p. 144. 
Planaria simplex , n. sp., N.Y. Pt., Lake Michigan ; Woodworth, Bull. 
Mus. Harvard, xxix, p. 239, and Ward, Bull. Mich. Fish Comm. 
PlatydemuSj n. g. of Rhynchodemidce , with 28 species ; V. Graff, l. c. 
p. 70. 
( Procotyla fluviatilis ) Leidy, = Dendroccelum lacteum , Oerst. ; Wood- 
worth (2, No. 2). 
Prosthiostomum nationalise n. sp., off Labrador (42° N., 55° W.) ; Plehn, 
Plankton Exped. ii ,/, p. 8. 
Rhynchodemidce : definition of family and of its 7 genera (for 80 
species), represented in all regions ; v. Graff, l. c. p. 70. 
Semonia , n. g. of Leptoplanidce , with S. maculata , n. sp., Amboyna 
(Moluccas) ; Pleiin, Semon’s Forschungsreiseu, v, pt. 3, p. 329, and 
Jena, Zeitschr. xxx, p. 157. 
Stenostamum leucops , O. Schn., male genital organs ; Sabussow (1). 
Stylochoplana nationalise n. sp., S. of Labrador (42° N., 55° W.) ; Plehn, 
Plankton Exped. ii, f, p. 5. 
Thysanoplana, n. g. of Pseucloceridcce with T. indica , n. sp., and T. mar- 
ginata, n. sp., Amboyna ; Pleiin, Semon’s Forschungsreisen, v, pt. 3, 
pp. 332 & 334, and Jena. Zeitschr. xxx, p. 162. 
Vortex bilineata, n. sp., Round Lake, Charleroix ; Woodworth, Bull. 
Mus. Harvard, p. 242. 
