468 Bacillariese, Cocconeidaceie, Anorthoneis. 



7. Orthoneis Crucicula Grun. in Monthly Micr. Journ. 1877, p. 177, 19U 

 t , i95 5 f g. — Minuta; valvis ovatis, 34-40* 18-24, obtusis, lo- 

 culis utrinque 5, mediis angustioribus, reliquis semicircularibus, 

 rhaphe recta, nodulo centrali transversim dilatato cruciformi,- striis 

 transversis subtiliter punctatis, subradiantibus, tenuibus, 7 */ 2 -8 in 



10 fX. 



Eqb. in sinu « Honduras » America? (Grunow). 



8. Orthoneis Clevei Grun. in V. H. Syn. tab. 28, f. 4. — E medio- i9ij 

 cribus, valvis ellipticis, fascia loculorum marginali distincta ut in 



0. fimbriaia sed loculis numerosioribus (in utroque latere circ. 

 11); striis eximie granulatis, rhaphen rectam attingentibus. 



Hab. in insulis barbadensibus (Cleve). — Diagnosin ex icone 



erui. 



9. Orthoneis? coronata (Brightw.) Grun. in Moell. T. P. 2-1-10, ioi5 

 Cocconeis coronata Brightw. in Micr. Journ. VII, p. 179, t. 9, 



f. 3, non Craspedodiscus coronalus Brightw. in Micr. Journ. VIII, 

 p. 95, t. 5, f. 6 nec Brighiwellia coronata Ralfs in Pritcli. Inf. 

 pag. 940. — Valvis ovalibus ; striis transversis rhaphen conspi- 

 cuam attingentibus, fascia costata cinctis, interstitiis costarum pun- 

 ctatis, costis circiter 3 l / 2 in 10 <■>-> striis vix 6 in 10 (*• 



Hab. in India occideutali (Brightwell). — Diagnosis huc al- 

 lata est Cocconeidis coronahv Brightw. 1. c. «An revera Masto- 

 gloia ?» 



10. Orthoneis? notata Pant. Foss. Bacill. Ung. II, pag. 57, t. 27, wij 

 fig. 392 non Cocconeis notata Petit. — Valvis ellipticis, 30 * 20, 



ad marginem loculamentis 6 notatis, striis subradiantibus, punctatis, 

 15 in 10 [x. 



Hab. fossilis ad « Bory » Hungarise (Pantocsek). — An Ma- 

 stogloia ? 



Species removenda. 



11. Orthoneis ovata Grun. Alg. Novara p. 98, Hedwigia VI p. 20, 

 est Mastogloia ovata Grun. Cfr. Syll. p. 318, n. 1261. 



ANORTHONEIS Grun. [1868] Alg. Novara p. 9-10 (Etym. anorthos 

 haud rectus), De-Toni Oss. Tasson. Bacill. 1890, p. 899. — Valvae 

 ut in Cocconeide sed rhaphe excentrica donata?, conformes. Fru 

 stula haud arcuata. 



Obs. Genus hoc Cocconeideaceas cum Cymbellaceis conjungit. 



1. Anorthoneis excentrica (Donk) Grun. Alg. Novara p. 10, Coc- \m 





