]<)2 ML Möbius: AJgen (exol. der Bacillariaceen). 



162. Peridinium Müneri Murr. 99. Trans. Linn. Soc, V, 9, p. 327, PL 29, 3. Atlantic 



163. P. sphaericum Murr. 99. Trans. Linn Soc, V. 9, p. 828, IM. 80, 1. Atlantic. 



164. P. spiwdomm Murr. 99. Trans Linn. Soc, V, 9, 828, PI. 29, 8. Atlantic. 

 166. P. fripos Murr. 99. Trans. Linn. Soc, V, 9, p. 327, PI. 30, 4. Atlantic. 



166. ]'. trirostre Murr. 99. Trans. Linn. Soc, V, 9, p. 327, IM. 29, 5. Atlantic. 



167. P. vexans Murr. 99. Trans. Linn. Soc, V, 9, p. 327, PI. 29, 7. Atlantic. 



168. P. decipiens Jörgensen 99. Beizens Mus. Aarbog, 1899, VI, p. 40. Norwegen. 



169. P. inconspicuum Lcmin. 99. Abb. nat. Vor. Bremen, XVI, p. 350. Inseln Chatham, 



Molokai. 



170. P. pallidum Ostenf. 99. Jakttagelser. — Nördl. atlant. Ocean. 



171. Peyssonnelia caidifera Okam. 99. Bot. Mag. Tokyo, VII, p. 8, T. 1,26—30. Japan. 



172. Phacdocarpus echionotus J. Ag. 99. Acta LuntL, X, p. 92. Australien. 



173. Phaeocystis i/lobosa Scherffel 99. Ber. d. b. G., XYU, p. 317. Helgoland. 



174. Phalaoroma Blackmani Murr. 99. Trans. Linn. Soc., V, 9, p. 330, PI. 31, 4. Atlantic. 



175. P. dolichopterygium Murr. 99. Trans. Linn. Soc, V, 9, p. 330, PL 31, 8. Atlantic. 



176. P. mndmarchii Murr. 99. Trans. Linn. Soc, V, 9, p. 330, PI. 31, 5. Atlantic 



177. P Budget Murr. 99. Trans. Linn. Soc, V, 9, p. 331, PI. 31. 6. Atlantic. 



178. Phitymorpha Laingii J. G. Ag. 98. Spec. gen. et ord. alg., III, 3. 



179. Phonnidium Cebennense Gomont 99. B. S. B. France, 46, p. 38, PL I, 14. Frankreich. 

 ISO. P Ectocarpi Gomont 99. ß. S. B. France, 46, p. 37, PL I, 13. England. 



181. P. xubsalsum Gomont 99. B. S. B. France, 46, p. 38, PL I, 15—16. Norwegen. 



182. P Treleasei Gomont 99. B. S. B. France, 46, p. 37. Arkansas. 



183. Phylloplax candelabrum Schmidle 99. Allg. bot. Zeitscbr., 1899. = Cephalcuros 



candelabrum- 

 183a. Piünia stagnalis West 99. J. of. B., 37, p. 107, PL 394, 6-9. England. 



184. Platvclinia Crozieri J. G. Ag. 98. Species, gen. et ord. alg., III, 3. 



185. P. purpurea J. G. Ag. 98. Species, gen. et ord. alg., III, 3. 



186. P stipitata J. G. Ag. 98. Species, gen. et ord. alg., III, 3. 



187. Platydoriiia caudata Kofoid 99. Bull. Illinois State Labor., V, 9, p. 419, PL 38. 



Illinois. 



188. Plectonema Battersii Gomont 99. B. S. B. France, 46, p. 30. Norwegen u. England. 



189. P. Boryanum Gomont 99. B. S. B. France, 46, p. 36, PL I, 12. England. 



190. P calotrichoides Gom. 99. B. S. B. France, 46, p. 30, PL I, 6—10. Massachusetts. 



191. P Golenkiiu'amim Gomont 99. B. S. B. France, 46, p. 35, PL I, 11. Maine. 



192. P norvegicum Gomont 99. B. S. B. France, 46, p. 34. Norwegen u. England. 



193. Pleurotaenium subalternans Borge 99. Sv. V. Ak. Bih., 24, III, 12, p. 15, tab. I, 12. 



Rio de Janeiro. 



194. Polycystis incerta Lemm. 99. Plön. Forsch. -Ber., VII, p. 37. Sachsen. 



195. Polyeül'iopsis spinulosa Schmidle 99. Allg. bot. .Zeitscbr., 1899. = Tetraedron 



spinulosum. 



196. Polyneura California J. Ag. 99. Acta LuncL, X, p. 60. = Erythrophyllum delesscrioides. 



197. Polyopes Bushiae Farlow 99. Erythea, VII, p. 75. Calil'ornien. 



198. Polysiphonia Davcyana Beinb. 99. Hedwigia, 38, p. 97. Süd-Australien. 



199. Prionitis angusta Okam. 99. Bot. Mag. Tokyo, XII, p. 3, nov. nom. = Cryptonemia a. 



200. P articulata Okam. 99. Bot. Mag. Tokyo, XII, p. 4, T. I, 3—4. Japan. 



201. P data Okam. 99. Bot. Mag. Tokyo, XII, p. 3, T. I, 1—2. Japan. 



202. P. patens Okam. 99. Bot. Mag. Tokyo, XII. p. 1, T. I, 18—20. Japan. 



203. P Seh m UrJana Okam. 99. Bot, Mag. Tokyo, XII, p. 4. Japan. 



204. Pseudo-Plcurococcus botryoides Snow 99. Ann. of Bot., 13, p. 191, PL XI, 1—16. 



Michigan. 



205. P. vulgaris Snow 99. Ann. of Bot., 13, p. 193, PL XI, 17 — 18. Schweiz. 



206. Pterosphaera dictyon Jörgensen 99. Bergens Mus. Aarbog, 1899, VI, p. 48. Norwegen. 



207. P. Möbii Jörgensen 99. Bergens Mus. Aarbog., 1899, VI, p. 48. Norwegen. 



208. P Vanhoeft'cni Jörgensen 99. Bergens Mus. Aarbog., 1899, VI, p. 48. Norwegen. 



