On the Pul(eozoic Bivalved Entomoxtraca. 59 



10. Max i 11(1, X oSO. 11. AnU'rior foot-jtiw.x .'J.'^O. 12. I'oste- 

 rior luot-jaw, X 380. 13. Foot of Hist piiir of .swimiiiin^'-ft'L't, 

 X 2-').'5. 14. Foot of fonrtl) pair, X l'').'?. \r,. Foot of fiftli pair, 

 X .'i.'iO. Id. AbdoiiR'ii and caudal styK-t't, dorsal view, X 1-0. 



JWudou'i'tttiruudia major, pp. n. 



Fiif. 17. Fi'innlo, .seen from the side, X (54. 18. Auterior unteiina, X -o.]. 

 I'.t. Foot of lirst pair of swimming-feet, x 253. HO. Foot of 

 lifth pair, X VM. 



Iluntemanitia jadensis, !S. A. Poppe. 



Fii/. Jl. Anterior antenna, female, X 253. 22. Foot of tirdt pair of 

 8\vimmiug-feet, X -53. 



\ 1 1 1 . — Xoles on the Paloiozoic Bivalved Entomostracn. — 

 No. XXXI.* Some Devonian Species. By Pfot'edsor T. 

 Kui'EKT Jones, F.R.S., F.G.S., &c. 



[Plate VII.] 



Contents. 



I. Introduction. 

 II. Description of the Species. 



1. Ajxirc/iifes reticulntus, sp. n., fig. 4. 



2. J'nniitia ininidula, var. xnccidus, now, fig. 7. 



3. I'rimitia ?utidit {Hoemerj, fig.s. 1 and 2. 



4. Vrimitin Ucviijata, sp. n., tig. 3. 



5. Entomis serratustriata (rfaiidberger), tig. 6. 

 0. liarychilina ('r) semen, sp. n., fig. 5. 



7. lii'tjrichia strictisulcata, sp. n., tig. 11. 



8. Jiollia lai ians, sp. n., tigs. 8-10. 

 i). Urepanitla serotuia, sp. n., fig. 12. 



10. atrepula (?) annidala, sp. n., tig. 13. 



I. Introduction. 



Ill the ' Jahrbiicher des Nassauischen Vereins fiir Natur- 

 kumle,' Jalirgaiig xlii. 1889, Dr. Fiidoliii von Sandbei-ger, 

 treating of tlie lower division of the Devonian tSystetn in 

 Nassau, enumerated certain fos.sil Entomostraca from the 

 Lower Spirifer-JSandstone of Ofl'dillen (or OtfUiUn), in the 

 iiortli part ot the Dillenburg District, at pages 33, 34, 37, 38, 

 and 95, namely : — 



• No. XXX. was published in the .\nn. & Mag. Nat. Hist, ser 6 

 vol. ix. 1802, pp. 302-307. * ' 



