Fossils from Muldc, Gotlami. 143 



BCjjmentcd in a few placos. A[)ertnrt'3 at the tcriniiiatioiis of 

 the blanches, (ireatest length 2'6G millim. ; average width 

 of tube •2."J millini. 



This species is somewhat like Sagenina frondescens 

 (Brady) in liabit of growth, but it has a smoother tube and is 

 without the smoothly finished apertures at the ends of the 

 branches j the latter also are more outspread. 



Silurian; Mulde, Gotland. Attached to the interior of a 

 Brachiopod shell. 



Family Lituolidae. 

 Subfamily ENDornTRiNJS. 

 Stacheia, Brady [1876J. 

 Stacheia amphxa (Vine). 



Paamynoniphnn ampUwus, Vine, 188:2, Quart. Journ. Geol. Soc 



vol. x.xxviii. p. 391, pi. xv. lig. 8. 

 Stacheia ampl^xa (Vine), Chapman, 1895, .\un. & Mag. Nat. Hist. 



ser. 6, vol. xvi. p. \j'2'i, pi. .\ii. Iig3. 6, 7. 



Reference has already been made to the discovery of 

 S. amplexa in the Silurian clay of Gotland in my paper on 

 the Khatic Foraminifera of Wedmore *. The Gotland 

 specimens are of a pale grey colour, but in all other respects 

 are like the Carboniferous and Rlijetic specimens. 



Silurian ; Mulde, Gotland. Common. 



Stacheia stomatifera, sp. n. (PI. III. fig. 2.) 



Test calcareo-arenaceous ; normally attached or resting on 

 one surface, somewhat depressed and lobulated. Apertures 

 slit-like and salient, on the su|)erior face only. Longest 

 diameter of specimen found 5 millim. 



Silurian ; Mulde, (Jotland. 



CCELEyTERATA. 



Class ACTINOZOA. 



Order ZOANTHARIA. 



Syringopoka, Goldfuss [1829]. 



Surinqopora serpens (Linnd). [Young specimens.] 

 (PI. HI. fig. 3.) 



Tubiprjra xer/Km, Linn^, 1767, Sy.^t. Nat. 12th ed. p. 1271. 

 Syringopora serpens (L), Edwards <S: Ilainie, 18.^4, Mon. Brit. l<'o«s. 

 Corals, pt. v., Pal. Soc. p. 276, pi. Ixv. figs. 2, 2 a. 



Ann. & Mag. Nat. Hist. vol. xvi. (189G) p. 324. 



