232 
Pokornyanum (Grun.) W. & G. §. West, Notes Alg., ii, p. 292, 1900. 
(Eu. Pokornyanum Grun., in Rabh. Flor. Kur. Alg., iii, p. 185, 1868.) 
pseudonitidulum De Not., Desm. Ttal., p. 42, Pl. 3, f. 26, 1867. 
plicatum Reinsch, Spec. gener, Alg., p. 114, Pl. 22, f. C2, 1867. 
Tvariolatum vy. extensum Nord., Frw. Alg. N.Z., p- 55, Pl. 6, f. 3a, 1888. 
pyramidatum Bréb., in Ralfs Brit. Desm., p. 94, Pl. 15, f. 4a-c, 1848. 
Oliveri Schaar., Afghanistan Alg., p. 246, Pl. 5, £. 22, 1884. 
pseudopyramidatum Lund., Desm. Suec., p. 41, Pl. 2, f. 18, 1871. 
*F major Lund., ibid. its 
*var. Raciborskii mihi (forma, Rac., Desm. Ciast., Deelaneb ling vats 
31, 1892.) 
var. spirale mihi. 
(C. stenonotum v. spirale Playf., Some Sydney Desm., p. 618, Pl. 
13, f. 20, 1908.) 
Hammeri Reinsch, Spec. gener. Alg., p. 7, Pl. 3, Bi, f. 1-19, 1867. 
*tvar. subleve Rac., Desm., Ciast., p. 12, Pl. 2, f. 1, 1899. 
Holmiense Lund., Desm. Suec., p. 49, Pl. 2, £. 20, 1871. 
moniliforme (Turp.) Ralfs, Brit. Desm., p. 107, Pl. 17, f. 6, 1848, (‘Tur- 
pin, 1828.) 
var. panduriforme Heimerl, Desm. Alp., p. 598, PI. 5, f. 11, 1891. 
var. pseudarctoum (Nord.) mihi. 
(C. pseudarctoum Nord., in Wittr. & Nord., Alg. Exsice., No. 257, 
1879.) ‘ 
var. subquadratum Playf., Frw. Alg. Lismore, p. 325, Pl. 41, f. 18. 
anceps Lund., Desm: Suec., p- 48, Pl. 3, £..4, 1871. 
fobliquum Nord., Norges Desm., p~23, Pl. 1, £. 8, 1873. 
subbinale (Nord.) Lag., Chloroph. Abessin., p. 164, 1893. 
- (C. Hammeri 8 subbinale Nord., Frw. Alg., N.Z., p. 56, Pl. 6, £. 7, 1888.) 
var. euastroideum Playf., Some Sydney Desm., p. 618, PJ. 13, f. 8, 1908. 
bireme Nord., Desm. Braz., p- 212, Pl. 3, £. 33, 1870. » 
rectangulare Grun., in Rabh. Flor. Eur. Alg., iii, p: 166, 1868. 
(Cos. gotlandicum Wille, Gotl. o. Olands, sdtv. Alg., p. 60, PI. 4, f. 14, 
1872.) yeu) : 
var. minus (Wille) Boldt, Desm. utbred. i Nord., p. 83, 1888. 
(C. gotlandicum var. minus Wille, Norges Fersk., p. 31, pl. 1, f. 18, 
1880.) : 
var. nodulatum Playf., P.L. Soc. N.S.W., 1908, p. 613, Pl. 19, £. 5. 
_ forma minor Playf., L.c., p- 476, Pl. 13, f. 5, 1910. 
var. Boldtii Playf., l.c , 1508, p. 613. 
(Cos. rectangulare, forma, Boldt, Desm. Gronl., Pl. 1, f. 18, 1888.) 
forma minor Playf., Frwy. Alg. Lismore, p. 323, Pl. 41, f. 11b, 
1915. 
var. dentatum Playf., /.2., 1910, p. 476, Pl. 13, f. 4b. 
var. altius Playf., Z.c., 1910, p. 477, Pl. 13, £. 4a, 
‘var. quadrigeminatum Playf.,/.c., 1908, p. 614; 1910, p.477, Pl. Loiteols 
forma latior Playf., Frw. Alg. Lismore, p. 324, Pl. 41, f. 15, 1915. 
var. notatum Playf., .c., 1910, p. 477, Pl. 13, £. 2. 
vat. repandum (Nord.) Playf., 7.c., 1910, p. 477, Pi. 13, f. 12. 
(Cos. repandum Nord., Frw. Alg. N.Z., p. 58, Pl. 6, f. 14, 1888.) 
var. angustius (Nord.) Playt., U.c., p. 477. 
(Cos. pseudoprotuberans 8 angustius Nord., Frw. Aly. N.Z., p. 58, 
PI. 6, £. 15, 16, 1888.) 
+ Not a variation of C. Hammeri Reinsch. 
et 
