248 
SELACniI. 
p. 344), and is noticed by T. Stock, Ann. Mag. Nat. Hist. [5] 
vol. xii. p. 187, pi. vii. fig. 19. 
A remarkable denticulated plate, from the Yoredale Rocks of 
Wenslcydale, Yorkshire, perhaps also referable to the outer skin, is 
, named Echinodus imradoxus, J. W. Davis, Quart. Journ. Geol. Soc. 
vol. xl. (1884), p. 631, pi. xxvii. fig. 7. 
Genus WODNIKA, G. von Munster. 
[Boitr. Petrefakt. vi. 1 843, p. 48.] 
Teeth of large size, all adapted for crushing ; coronal surface 
smooth and gently rounded. Symphysial teeth few. Dorsal fin- 
spines longitudinally ridged and grooved, the ridges few and 
relatively large. 
Wodnika althausi (Munster). 
1840. Acrodus al/haumi, G. von Sliinster, Beitr. Petrefakt. iii. p. 123, 
pis. iii. & iv. fig. 0, pi. viii. fig. 5. 
1840. Strophodm areiiafus, G. von Miinstor, op. cit. iii. p. 123, pis. iii. 
& iv. fig. 7, pi. viii. fig. 11. 
1843. Sfrophodiu aretiatm, G. von Munster, op. cit. vi. p. r>0, pi. i. fig. 3. 
1843. Wodnika striatula, G. von Miinster, op. cit. vi. p. 48, pi. i. fig. 1. 
1843. Strophodm anffustus, G. von Munster, op. cit. vi. p. .51. 
1861. Wodnika striatula, 11. B. Qeinitz, Dyas, p. 26, pi. v. figs. 5-7. 
Tijpe, Detached tooth ; Munich Museum. 
The single known species. 
Form, 4’ dLoc. Upper Permian (Kupfersehiefor) : Thuringia. 
38591. About ten associated teeth ; Ricchelsdorf. l\rcha,sed, 1864. 
43423. Portion of jaws showing some of the principal teeth and the 
two series immediately in advance ; Ricchelsdorf. 
Presented by Kenneth Murchison, Esq., 1872. 
P. 2774. Some of the teeth of three postoro-lateral series in natural 
order; Ricchelsdorf. Emiiskillen Coll. 
Genus PAL.ffiOBATES, H. von Meyer. 
[Palasontogr. vol. i. 1849, p. 234.] 
A very imperfectly known genus, the species of small size. Teeth 
with low crowns, not longitudinally keeled, without lateral denticles ; 
coronal surface coarsely j^unctate, almost reticulated. Principal 
teeth elongated, flat or gently rounded ; anterior teeth slightly 
elevated, obtuse, of relatively largo size. 
