Diatomeen. 



XIX 143 



Chaetoceras seiracanthum Gran 



— septentrionale Oestr. 



— simile Cleve 

 f. parva (Schutt) 



— skeleton Schutt 



— sociale Lauder 



— subtile Cleve 



— teres Cleve 



— tetrastichon Cleve 



— tortissimum Gran 



— vermiculus Schutt 



— volans Schutt 



— Weißflogii Schutt 



— Wighami Brightw. 



— Wighami Cleve & Grunow 



— Wighami V. Heurck 



— Willei Gran 

 Climacodium Grün. 



— biconcavum Cleve 



— Frauenfeldianum Grün. 



— Jacobi Cleve 

 Cocconeis distans Greg. 



— pinnata Greg. 



— scutellum Ehr. 

 Conferva Biddulphiana Smith 



— nummuloides Dillw. 

 Corethron Castr. 



— criophilum Castr. 



— hystrix Hensen 

 Coscinodiscus Ehr. 



— anguste-lineatus A. Schm. 



— Asteromphalus autt. 



— balticas Cleve 



— bioculatus Grün. 



— centralis Ehr. 



— concinnus Miquel 



— concinnus W. Smith 



— curvatulus Grün. 



— curvatulus v. inermis Grün. 



— curvatulus v. subocellata Grün. 



— decipiens Grün. 



— excentricus Ehr. 



— excentricus A. Schmidt 



— excentricus v. catenata Gran 



— excentricus v. gelatinosa Cleve 



— fasciculatus A. Schm. 



— fimbriato-limbatus A. Schm. 



— gelatinosus Lemm. 



— Granu Gough 



— hyalinus Grün. 



— Kützingii A. Schm. 



— leptopus Grün. 



— limbatus A. Schm. 



— lineatus Ehr. 



— marginatus Ehr. 



85 Coscinodiscus marginatus A. Schm. 



97 — nitidus Greg. 



87 — Normanii Greg. 



88 — oculus iridis Ehr. 



66 — oculus iridis s. str. Gran 



96 — polyacanthus v. baltica Grün. 



88 — polychordus Gran 



76 — radiatus Ehr. 



69 — radiatus v. borealis Grün. 



95 — Rothii (Ehr.) 

 92 — Sol Wallich 

 72 — stellaris Roper 



77 — subbulliens Jörg. 

 88 — subtilis Ehr. 



96 — symbolophorus Grün. 



70 Coscinosira Gran 



81 — Oestrupii Ostenf. 



100 — polychorda (Gran) 



100 Creswellia turris Grev. 



100 Cymatosira belgica Grün. 



100 Dactyliosolen Castr. 



122 Dactyliosolen antarcticus Castr. 



122 — mediterraneus v. tenuis Cleve 



122 — tenuis (Cleve) 



104 Denticella rhombus W. Sm. 



12 Denticella turgida Ehr. 



57 Detonula Schürt 



57 Detonula confervacea (Cleve) 



57 — cystifera Gran 



26 — delicatula Gran 



30 — Schröderi (P. Bergon) 



32 Diatoma auritum Lyngb. 



18 — elongatum Ag. v. tenuis Ag. 



19 — vesiculosum Ag. 



33 Dicladia groenlandica Cleve 



34 — mitra Bail. 



33 Dimerogramma nanum (Greg.) 



35 Diploneis crabro Ehr. 

 35 — littoralis Donk. 



41 Ditylium L. Bail. 



17 Ditylium Brightwellii (West.) 



29 Eucampia Ehr. 



17 Eucampia biconcava Ostenf. 



17 — cornuta (Cleve) 



17 — groenlandica Cleve 



37 — groenlandica f. atlantica n. f. 



35 — hemiauloides Ostenf. 

 17 — striata Stolterf. 



34 — Zoodiacus Ehr. 

 17 Euodia Bail. 



36 Euodia cuneiformis (Wallich) 



30 — gibba Bail. 



35 — gibba Hensen 

 30 Eupodiscus Ehr. 



35 Eupodiscus Argus (Ehr.) 



36 



38 



37 



32 



32 



18 



20 



31 



32 



37 



44 



37 



32 



37 



37 



20 



21 



20 



14 



116 



25 



25 



25 



25 



108 



107 



21 



22 



21 



22 



22 



105 



120 



111 



75 



75 



120 



126 



126 



112 



112 



98 



100 



99 



98 



98 



100 



49 



98 



45 



45 



45 



45 



41 



42 



