MASTIGOPHORA. 
Prot. 83 
Dictyocha navicula , var. biapiculata, n. var., p. 258, pi. 10, figg. 14 & 15, 
D. triacantha , var. apiculata , n. var., p. 259, pi. 10, figg. 19 & 20, 
var. inermis, n. var., p. 259, pi. 10, fig. 21, var. hastata , n. var., 
p. 259, pi. 10, figg. 16 & 17, D. fibula , var. aspera, n. var., ]>. 260, 
pi. 10, figg. 27 & 28, var. longispina ,, n. var., p. 260, pi. 10, fig. 26, 
var. brevispina , n. var., p. 260, var. aculeata , n. var., p. 261, pi. 11, 
. figg- 1 & 2, 
Distephanus schauinslandi , n. sp., p. 262, pi. 11, figg. 4 & 5, D. crux , var. 
apiculatus , n. var., p. 262, D. speculum , var. regularis, n. var., p. 263, 
pi. 11, figg. 12 & 13, var. brevispinus , n. var., p. 264, pi. 11, fig. 14, 
var. pentagonus, n. var., p. 264, pi. 11, fig. 19, 
Mesocena polymorpha , n. sp., p. 255, pi. 10, figg. 3-7, M. circuius, var. 
apiculata , n. var., p. 257, pi. 10, figg. 9 & 10, Lemmermann (222). 
(b) Stereotestales, n. order, Lcrnm., p. 268:—[See n, e]. 
Fam. Ebriacece , n. fam., p. 268, for the single genus Ebria, Lemmermann 
(222). 
3. DINOFLAGELLATA. 
Dinoflagellata from plankton, Indian Ocean and Malay Archipelago, 
Cleve (65) p. 13, and North Sea and Skagerack, Cleve (66) p. 24. 
(a) Adinida:— 
Exuviella cordata , n. sp., plankton, Caspian Sea, diagnosed, p. 134, fig. 3, 
OSTENFELD (277). 
(b) Dinifera:— 
Ceratium , time of occurrence in plankton from Gulf of Trieste, Steuer 
( 380) pi. 1; C. cornutum , in plankton, Lake of Vrana (Dalmatia), 
Car (55), noteworthy occurrence in plankton of Wolfgang See, 
v. Keissler (175) p. 311, and Schwarzsee, Tyrol, Zacharias (431) 
note on, pp. 702 & 703; C. curvirostre , n. sp., plankton, Norwegian 
lakes, description, p. 6, pi. i, figg. 10 & 11, Huitfeldt-Kaas (161); 
G. dens , n. sp., p. 165, fig. 16, C. lineatum , var. longiseta , n. var., 
p. 163, fig. 12, G. patentissimum , n. sp., p. 168, fig. 22, C. robustum , 
n. sp., p. 166, fig. 17, G. tenue , n. sp., p. 166, fig. 18, C. tripos , var. 
brevis , n. var., p. 164, fig. 13, Red Sea plankton, diagnosed, Osten¬ 
feld & Schmidt (278); G. furca , G. fusus , and C. tripos , occurrence in 
Baltic plankton, Apstein (4); G. hirundinella , distribution in plank¬ 
ton, Lake Achen, Brehm (44) pp. 56, 78-80, figg. 1-3, Lake Zurich, 
Lozeron (237) pp. 143 & 169, Lakn Erlauf, Brehm & Zederbauer 
( 45) p. 401, Lake Aber or Wolfgang, v. Keissler (175) p. 311, Lake 
of Alt-Ausser, id. (176) p. 706; in Pomeranian lakes, Voigt (406) 
p. 79; lake Onega, Linko (228) p. 270; enormous increase of, in 
shallow ponds, Zacharias (428) p. 536. 
Dinophysis acuta and D. rotundata, in plankton from the Baltic etc., 
Apstein (4). 
Diplopsalis caspica , n. sp., plankton, Caspian Sea, diagnosed, p. 132, fig. 1, 
OSTENFELD (277). 
Glenodinium pusillum , distribution, plankton, Lake Zurich, Lozeron 
( 237) pp. 143 & 170. 
Gonyaulax clevei , n. sp., plankton, Caspian Sea, diagnosed, p. 133, fig. 2, 
Ostenfeld (277); G. hyalina , n. sp., Red Sea plankton, diagnosed, 
p. 172, fig. 42, Ostenfeld & Schmidt (278); G., sp., unusual 
occurrence, Coast of California, Torrey (389) pp. 187-192, figg. 2 & 3. 
Heterocapsa umbilicata St., occurrence, Bay of Sevastopol, Minkevich 
(266). 
