206 TRANSACTIONS LIVEEPOOL BIOLOGICAL SOCIETY. 



are also four new species, belonging to the genera Leu- 

 candra, Gelluts, Baspailia and Pcecillastra respectively. 



Kegarding the locality of the Sponges, it may be under- 

 stood, unless expressly stated to the contrary, that they 

 were all obtained from the neighbourhood of Sines, West 

 Coast of Portugal. 



CALCAEEA. 



Order Homoccela. 

 Leucosolenia coriacea, Fleming. 

 Several specimens of the usual character. 



Order Heteeoccela. 



Leucandra aspera, 0. Schmidt. 



Von Lendenfeld (6, p. 125) in the year 1891 mentions 

 this species as " beschrankt auf das Mittelmeer." Topsent 

 (9, p. 23) in the following year, describes it as from the 

 Azores. This is therefore only the second instance of 

 this species being obtained outside the Mediterranean. 



Leucandra bulbosa, n.sp. 



Solitary, sessile, of bulb-like, or sometimes irregular, 

 shape, tapering upwards to a terminal osculum, which is 

 provided with a very small oscular fringe. Surface some- 

 what corrugated and hispid. The larger and more regular 

 specimens measuring about 22 mm. in diameter and 20 

 mm. in height. Width of osculum 2"5 mm. Colour (in 

 spirit) white or yellowish grey. 



Canal system typical. Inhalant pores 0"04 — 0*07 mm. 

 in diameter, flagellated chambers 0'075 mm., exhalant 

 canals - 6 mm., or slightly more in diameter, sometimes 

 uniting in slit-like depressions. 



Skeleton : (1) Castral tetracts : apical ray 0'1 by 001 

 mm., basal ray 0"17 — 0*27 by 0*01 mm., oral rays 0.39 — 

 0.45 by 0*01 mm. The basal and oral rays lie in and 

 parallel to the gastral cortex, the apical ray projects at 



