173] Neue Formen 1920— 1924 — Dinoflagellatae. Diatomeae 191 
Protodinifer Kof. et Swezy, Mem. Univ. Calif. 5, 1921, p. 112. 
P. tentaculum Kof. et Swezy, 1. c., pl. 7, 74, Fig. R2. — Californien. 
P. marinum (Lohm.) Kof. et Swezy, l. e., p. 115 (= Rhynchomonas marina 
Lohm.). 
Protopsis Kof. et Swezy (gen. nov. Pouchetiidarum), Mem. Univ. Calif. 5, 
1921, p. 415. 
P. neapolitana Kofoid in Kof. et Swezy, 1. c., p. 416, pl. 9, 96, Fig. LL 2, 3. 
— Neapel. 
P. nigra (Pouch.) Kof. et Swezy, l. c., p. 418 (= Gymnodinium polyphemus 
var. nierum Pouch.). 
P. ochrea (Wright) Kof. et Swezy, ]l. c., p. 420 (= Pouchetia ochrea Wright). 
Pseudophalacroma Joerg. (Dinophysiaceae), Rep. Dan. Oc. Exp. II, J, 1923, 
58 
P. ni (Stein) Joerg., 1. e., p. & u. 47. 
Rotundinium Kof. et Swezy subg. nov. Amphidinii, Mem. Univ. Calif. 5, 1921, 
Dale 
Torodinium Kof. et Swezy (gen. nov. Gymnodinidearum), Mem. Univ. Calif. 
9,1929, pP. 389. 
T. robustum Kof. et Swezy, l. c., p. 391, pl. 4, 49, Fig. JJ 1—3. — Neapel 
und Californien. 
T. teredo (Pouch.) Kof. et Swezy, 1. c., p. 393 (= Gymnodinium teredo Pouch.). 
5. Diatomeae 
Achnanthepyla Perag. (aff. Achnanthes), Diat. 2. Exp. antaret. france. 1908-10 
(1921), p. 10. 
$ Monopyla Perag. ].c.: 
A. arctica (Cleve) Perag., 1. c., p. 11 (= Achnanthidium arcticum Cleve). 
var. incurvata (Ostfr.) Perag., 1. c., p. 11 (= Achnanthes subsenilis var. 
incurvata Ostr.). 
. baccata (Cleve) Perag., 1. c., p. 11 (= Achnanthes baccata Cleve). 
. Bongrainii Perag., 1. c., p. 11, pl. I, 4—6. — Antarktis. 
var. parallela Perag., 1. c., p. 50, pl. II, 1. — Antarktis. 
A. Gainii Perag., 1. c., p. 11, pl. I, 12. — Antarktis. 
> > 
var. Ostrupii Perag., ]l. c., p. 12. — Ostgrönland. 
A. groenlandica (Cleve) Perag., 1. e., p. 10 (= Achnanthidium groenlandicum 
Cleve). 
A. jamalinensis (Grun.) Perag., 1. c., 12 (= Achnanthes hungarica Grun. var. ? 
jamalinensis Grun.). 
. mesogongyla (Grun.) Perag., 1. c., p. 12 (= Achnanthes mesogongyla Grun.). 
. simplex Perag., ]l. e., p. 12, pl. I, 20—22. — M. Terre Neuve. 
NED upylasBeracsalgc»,p2 10: 
A. glabrata (Grun.) Perag., l. e., p. 12 (= Achnanthes glabrata Grun.). 
var. aucklandica (Grun.) Perag., 1. c., p. 13 (= A. glabrata Grun. var. 
aucklandica Grun.). 
A. minutula (Grun.) Perag., 1. c., p. 13 (= Cymbosira minutula Grun.). 
A. Temperei (Perag.) Perag., 1. c., p. 13, pl. I, 35 —37 (= Achnanthes Temperei 
Beraoa). 
Achnanthes antarctica Perag., Diat. 2. Exp. antaret. france. 1908-10, 1921, 
p- 13, pl. I, 25—26. — Antarktis: Petermann-Insel etc. 
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