Bacillarieae, Entopylaceae, Eatopyla. 773 



[Campyloneis Grun. — Genus valva superiore striis punctatis, inferiore et 



costis et striis punetatis donata, dissepiinent.is et pseudonoduiis nullis (Fru- 



stulis scutelliformibus adfixis) inter Cocconeidaceas, teste Van Heurck 1885, 



aptius raiiitare videtur. Cfr. ergo in Cocconeidaceis]. 



ENTOPYLA Ehr. [1841] in Abhandl. Berl. Akad. 1841, tab. I (Etym. 

 entos intus et pyle porta?), Rabenh. Fl. Eur. Algar. I, pag. 308, 

 Grun. 1. c. 1862, p. 428, De-Toni 1. c. 1890, p. 909, EupleuHa 

 Arnott [1858] in Micr. Journ. VI, pag. 89, Margaritoxicon Jan. 

 [1861] Patagon. Guan. — Frustula in catenas breves stipitatas 

 conjuncta, e facie connectivali visa plus iniiiusve arcuata, dissepi- 

 inentis numerosis instructa; valvae costis instructae, nodulo centrali 

 nullo, nodulis terminalibus in valva superiori (convexa) plerumque 

 obsoletis, in valva inferiori (concava) maximis. 



Obs. Species hujus generis hucusque cognitfe aquae marinae in- 

 colae sunt seu fossiles reperiuntur. 



1. Entopyla australis Ehr. in Abh. Berl. Akad. 1848, pag. 6, 1841, 3ioi 

 t. 1, 1, f. 9^, Jan. Guano p. '^2, 32, t. 1, B, f. 8, 14, 16-20, Su- 

 rirella australis Ehr. Abh. 1843. — Dissepimentis circiter 16; 

 valvis ex toto costas 32-40 prsebentibus; pseudorhaphe arcuata. 



Hab. in guano patagonico (Ehrenberg, Janisch). — Cl. Pan- 

 tocsek Foss. Bacill. Ung. II, p. 67 huic speciei Entopylam incur- 

 vatar/i ducit. 



2. Entopyla incurvata (Arn.) Grun. in Wien. Verhandl. 1862, p. 428, 3102 

 Eupleuria incurvata Arnott in Micr. Journ. VI, 1858, pag. 90, 

 Gephi/ria incurvata Arnott in Micr. Journ. VIII, Pritch. Inf. 



p. 809, t. 4, f. 50, H. L. Sm. Sp. T. n. 173, Grun. Alg. Novara 

 p. 8, Achnanthes costata Johnst. in Micr. Journ. vol. Vlll, t. 1, 

 f. 14. — Magna, valde arcuata; dissepimentis indistinctis, 3-6, de- 

 licate transverse striatis; valvis late linearibus, apicibus rotunda- 

 tis, costis 2V2-3V2 i" ^^ ,"••» "Of^ alternantibus. 



Hab. a.d conchas etin Cladophora Ecklonii ad Caput Bonae 

 Spei et ad «Port Natal» Africae australis (Gueintzius, Grunow), ad 

 Algas e S. Paulo oceani australis (Grunow); fossilis in guano 

 Patagoniae (Grunow); fossilis in Hungaria, ut videtur (Pantocsek). 

 — Interstitia inter costas prsesentia delicatissime punctato-stria- 

 ta, striis 14-16 in 10 a. 



3. Entopyla ornata Grun. Alg. Novara pag. 97, tab. I, A, f. 17. — 3103 

 Major, 175-225=^20-25; valvis linearibus, utroque fine rotundatis, 

 pseudorhaphe ante apices evanida, costis perviis (haud alternanti- 



