64 Prot. 
XVIII. PROTOZOA. 
Dinobryon cylindricum , var. divergent, p. 1G0, text-fig. 5, var. holsaticum , 
p. 162, fig. 6, D. sociule , p. 164, fig. 7, plankton, lakes of Plon, notes on, 
Lemmermann (2141. 
Entosiphon sulcatum , diagnosed, Dangeard (79) p. 253, text-figg. 49 & 50; 
E. s., nuclear division in, described, Prowazek (303) pp. 325-328, 
12 text-figg. 
Eucomonas socialis ii. sp., described, Moroff (274) pp. 80 & 81, pi. 7, 
fig. 7 a-d. 
Euglena acus, p. 197, text-fig. 22, E. deses, p. 188, pi. 3, figg. 12-14, pi. 4, 
figg. 1-9, text-figg. 18 & 19, E. fiava n. sp., p. 180, text-fig. 14, 
E. geniculata , p. 149, pi. 1, figg. 1-11, text-fig. 4, var. terricola , p. 153, 
text-fig. 5, E. gracilis , p. 187, text-fig. 17, E. gramdata , p. 173, pi. 1, 
fig. 15, text-fig. 11, E.oxyuris, p. 196, text-fig. 20, E. pisciformis, p. 184, 
text-fig. 16, E. polymorpha n. sp., p. 175, pi. 3, figg. 7-10, text-figg. 
12 & 13, E. proxima n. sp., p. 154, text- fig. 6, E. sanguined, p. 160, 
pi. 2, text-fig. 8, E. sociabilis n. sp., p. 182, text-fig. 15, E. splendens 
n. sp., p. 165, pi. 3, figg. 1—1 1, and text-fig. 9, E. spirogyra , p. 198, 
text-fig. 23, E. tripteris , p. 197, text-fig. 21, E. variabilis , p. 157, text- 
fig. 7, E. velata , p. 170, text-fig. 10, E. viridis , p. 134, text-fig; 1, var. 
violacea , p. 140, pi. 1, figg. 12-14, text-figg. 2 & 3, morphology and 
description of, Dangeard (79) ; E. guartana n. sp., described, Moroff 
(274) pp. 96-103, pi. 8, fig. 13 a-h. 
Euglenidce , detailed morphological and systematic account of, Dangeard 
(79) pp. 97-357, pis. 1-4, 53 text-figg. 
Euglenopsis vorax, law of binary division in, Dangeard (74) p. 164. 
Eutreptia lanoivi (provisional n. sp.), distinguished, p 136, E. viridis , 
from Grand Canal, Trieste, fully described, Steuer (371) pp. 126-137, 
13 text-figg. ; E. viridis , diagnosed, Dangeard (79) p. 199, text-fig. 24. 
Herpetomouas muscce-domesticai Burnett, text-fig. 4, II. gracilis n. sp., 
text-fig. 1, and II. lesnei n. sp., from various Diptera, account of, 
Leger (204) pp. 181-185. 
Heteromita. See Bodo. 
Heteronema tremulum n. sp., bogs, East Holstein, diagnosed, Zacharias 
( 421) p. 270, pi. 2, fig. 19. 
Ilexamitus. See Chop hag us. 
Ilyalobryon voigtii n. sp., plankton, Lakes of Plon, diagnosed, Lemmer- 
mann (214) 166. 
Mallomonas amphora n. sp., description and occurrence, Raymond (312) 
p. 172; M. fastigiatan. sp., diagnosis and occurrence, Zacharias (421) 
p. 259, pi. 2, fig. 15. 
Mastigamoeba Umax n. sp., pp. 72-74, pi. 7, fig. 3 a-g, M. polyvacuolata 
n. sp., pp. 74 & 75, pi. 7, fig. 2 a-g, M. radicula n. sp., pp. 70-72, pi. 7, 
fig. 1 a-c, described, Moroff (274) ; M. simplex n. sp., Woods Hole, 
diagnosed, Calkins (47) p. 422, fig. 7. 
Menoidium falcatum n. sp., bogs of East Holstein, diagnosed, Zacharias 
( 421) p. 270, pi. 2, fig. 4; M. incurvum , diagnosed, Dangeard (79) 
p. 247, text-fig. 46. 
Micromonas mesnili , passage of this extremely minute (“ minimal”) 
Protozoan through filters, and description of, Borrel (26) pp. 128 & 
129, 10 text-figg. 
Monas vulgaris, nuclear division and cytological details in, Dangeard (75) 
pp. 319 & 320. 
Oxyrrhis marina, Woods Hole, diagnosed, Calkins (47) p. 425, fig. 15; 
0. parasitica n. sp., parasitic in Siphonophora, described, Poche (300) 
pp. 344-355, figg. 18-24. 
Petalomonas mediocanellata, diagnosed, Dangeard (79) p. 253, text-fig. 48. 
Peranema trichophorum , diagnosed, Dangeard (79) p. 251, pi. 4, figg. 
10 & 11 . 
