11 Prot. 
PROTOZOA. 
quadriclens, sp. n., P. bipes , sp. n., P. tabulation, C. & L., P. umbonatum, 
sp. n., P. cinctum, Ehrbg. ; Ceratinum cornutum, C. & L., C. macroceros, 
Schrank, Perty, C. fusus, Duj., C. furca, Duj., C. candelabrum, Ehrbg., 
C. tripos, 0. F. Mull. ; Amphidinium operculatum, C . & L., A. lacustre, 
sp. n. ; Phalacroma nasutum, g. & sp. nn., P. operculatum, sp. n., P. 
porodictyum , sp. n., P.argus, sp. n., P. doryphorum , sp. u.,P. rapa, sp. n. ; 
Dinophysis rotundata, C. & L., D. Jiastata, sp. n., D. acuta, Ehrbg., D. 
sphcerica, sp. n., D. sacculus, sp. n. } D. uracantha, sp. n., D. homunculus , 
sp. n. ; Amphisolenia palmata, g. & sp. nn., A. globifera, sp. n. ; Githa- 
ristes regius, g. & sp. nn. ; Ilistioneis crateriformis, g. & sp. nn., H. cymba- 
laria, sp. n., H. remora , sp. n., H. megalocopa, sp. n., II. biremis , sp. n. ; 
Ornithocercus magnijicus, g. & sp. nn. ; Ptychodiscus noctiluca, g. & sp. nn.; 
Pyrophacus horologium, sp. n. ; Noctiluca miliaris, Surir. 
Stokes, A. C. Choano-jlagellata, S. K. Am. Micr. J. iv. pp. 204-208, figs. 
Monosiga robusta, sp. n., M. woodicc, sp. n., M. longipes, sp. n., Codosiga 
dichotoma, sp. n., C. longipes, sp. n., Salpingceca acuminata, sp. n. 
• . Phalansterium digitaturn , Stein. Science, ii. p. 496. 
From TL’enton, N. J., first American locality. 
[Gf. The General Subject.] 
CILIATA. 
Entz, C. Beitrage zur Kenntniss der Iufusorien. Z. wiss. Zool. xxxviii. 
pp. 167-189, pi. viii. [Cf. J. R. Micr. Soc. (2) iii. p. 520.] 
Describes Actinolobus radians, Stein ; compares Mesodinium acarus, 
Stein, and Didinium' nasutum, Stein, with Urocentrum turbo , Ehrbg. ; and 
discusses the systematic position of the Enchclince. Entz holds that 
characters other than cilia should be studied in taxonomy, such as absence 
or presence of mouth, characters of peristome, position of anus, contrac- 
tile vacuole, &c. 
Fol, H. Nouvelle contribution a la connaissance de la famille des Tin- 
tinnodea. Arch, Sci. Nat. ix. pp. 554-578, 1 pi. 
From renewed investigations, Fol regards the Tintinnodece as a single 
family. An account is given of the anatomy and classification of the 
group. The following are figured : — Tintinnus ampulla , auctt., Oyatta- 
rocylis cistellula , sp. n., Dictyocysta templum , Hack., Codonella campanula, 
Ehrbg., C. ventricosa, 0. & L., C. nucula, sp. n., C. galea , Hack., all from 
Yillafranca. [Cf. Ann. N. H. (5) xii. pp. 73-87, pi. iv., and J. R. Micr. 
Soc. (2) iii. p. 729.] 
Gruber, A. Beobachtungen an Chilodon curvidentis, sp. n. Fest. d. 
56 Yersamm. d. Nat. v. d. Nat. Ges. in Freiburg, 11 pp., 1 pi. 
Kellicott, D. S. Bull. Buff. Nat. Club, i. pp. 112-116 (6 figs.) ; P. Am. 
Micr. Soc. vi. pp. 105-111 (6 figs.). 
Cothurnia variabilis, sp. n., on the American crayfish ; Epistylis nia- 
gara, sp. n., on the crayfish of Niagara. 
