44 BRITISH SPONGIAD^l. 



fifteen pounds. As lie distributed his duplicates 

 among his friends, he used to laugh over the story, 

 which he told as a warning never to give an unlimited 

 order. Of late years the same sort of lesson has been 

 taught with respect to two other Sponges, Euplectella 

 aspergillum, and Hyalonema mirabile. 



2. TETHYA COLLINGSII, Bow., n, 87 ; i, PI. II, fig. 48 ; 

 in, PI. XV, figs. 19. 



1867 Collingsia Sarniensis, Gray. Proc. Zool. Soc., p . 541. 

 1870 Stelletta Collingsii, Schmidt. Spong. Atlant. Geb., 

 p. 76. 



Habitat. On the under side of large stones at ex- 

 treme low water, spring tides, at entrance of West- 

 port Bay, Co. Mayo (N). 



3. TETHYA SCHMIDTII, Bow., n, 89; in, PI. XV, figs. 

 1016. 



1867 Collingsia Schmidtii, Gray. Proc. Zool. Soc., p. 541. 

 1870 Stelletta Schmidtii, Schmidt. Spong. Atlant. Geb., 

 p. 67. 



4. TETHYA LYNOUEIUM (Linn.),!!, 92; i, PI. XXV, fig. 

 342 ; in, PL XV, figs. 1722. 



1862 Tethya morum and Lyncurium, Schmidt. Spong. Adri- 

 atic Meeres, p. 44. 



1867 Donatia aurantium, Gray. Proc. Zool. Soc., p. 541. 



1869 Tethya (Donatia, Gray) Lyncurium, Carter. Ann. Nat. 

 Hist., ser. 4, vol. iv, p. 7, pi. ii, figs. 1 6. 



