Bacillarieiie, NitzschiacciB, Gomphonitzscliia. 565 



cibus constricto-capitatis; punctis cariDalibus circiter 15 in 10 y..; 

 striis transversis delicatissime punctatis, 16 ia 10 a.; pseudonodulo 

 (listincto. 



Hab. fossilis ad «Dubravica» pr. «Neusohl» Hungaria; (Gru- 

 NOw). — Nitzsclihv coinniuiatic^ similis. 

 8. Hantzschia pernambucensis Grun. Diat. Fr. Jos. Land p. 1<S. — 2211 

 Linearis, paullo arcuata, medio subangustata, 132 ^; VI, apicibus 

 attenuatis rotandatisque,- punctis carinalibus 4 striisque transver- 

 sis grosse punctatis, 8 in 10 a. 



Hab. in aquis subsalsis ad Periiambucum. 



0. Hantzscliia hyaiina Grun. in V. H. Diat. n. 0, Diat. Fr. Jos. 2212 

 Land p. 48 (nomen). ♦ 



GOIVIPHONiTZSCHIA Grun. [1868] Alg. xNovara p. 7, Cl. et Gr. Arct. 

 Diat. pag. 102 (Etym. gomphus clavus et Niizschia), De-Toni 

 Osserv. tasson. Bacill. 1890, p. 902. — Frustula Niizschim sed cu- 

 neiformia, sessilia vel stipiti gelineo brevi aut brevissimo flabel- 

 latim iusidentia. 



1. Gomphonitzschia Ungeri Grun. in Cl. et Gi. Arct. Diat. pag. 102, 221,3 

 Micr. Journ. 1880, tab. 13, fig. 17, Goniphoniizschia Ungeriana 

 Grun. Alg. iNovara p. 7, t. I, f. 1. — Minor, e facie connectivali 

 anguste lineari cuueata; valvis lineari-lanceolato-cuneatis, apice 

 rotundatis, 30-45 [x. longis; punctis carinalibus circ. 13 in 10 u..; 

 striis trausversis tenuissimis, 24 et ultra in 10 ii.. 



Hab. ad Cladophoram can al i c u 1 arem var. Kuetzin- 

 gianam in ^Egypto superiori (Unger). 



2. Gomphonitzschia Cievei Gruu. in Cl. et Gr. Arct. Diat. pag. 102, 2214 

 Micr. Journ. 1880, t. 13, f. 11. — Major, fragmentaria ; valvis 

 300 [i. saltem longis, basi 5 ■j.., ante apices cuneatos 15 a. latis ; 

 carina modice uni margini adproximata, punctis carinalibus haud 

 distinctis, tota valv;^ latitudiue costis acutis quandoque dichoto- 

 mis, 4Y2-8 in 10 y.. \\i \i\ Nitzschia epithemioide percursa, serie- 



bus punctorum delicatis interpositis, 24 in 10 ■^., punctis vero te- 

 nuioribus (ultra 28 in 10 a.) lineas longitudinales efficientibus. 

 Hab. ad Bataviam (Cleve). 



