BY R. VON LENDENFELD, PH.D. 1087 



0-007. Lateral rays 0-04-0-05 x 0-003— 0-004 mm. Rays 

 conic, rounded at the end, rarely with a slight stricture just 

 below. Auloplegmafoi'm with Pseudo-osculum ; a reticulate colony 

 like guancha blanca (1). The canals (Ascon-individuals) with 

 small inhalent pores on the outer side and larger exhalent pores 

 towards the Pseudo-gaiter. 



(Transition form between Asconidaa and Nardopsidse.) 

 Colonies 3-10 mm. high, peduncle as long, or longer than the 

 reticulated part of the body. 



Locality : East coast of Australia (Port Jackson), Laminarian 

 zone. Von Lendenfeld. 



2. GENUS. ASCALTIS. Haeckel (2.) 



Asconidce with tri- and quadriradiate spicules. Without acerate 

 spicules. 



7. SPECIES. ASCALTIS LAMARCKII. Haeckel (3.) 

 LE UCOSOLENI A LAMARCKII. N. Pole>eff (4. ) 



Tri- and quadriradiates regular. Some of the triradiates three 

 times as large as the other trh-adiates and the quadrivadiates. 

 Quadriradiates and small triradiates with rays 0-08 — 0-12 x 0-004 

 —0-006. The large triradiates with rays 0-2—0-3 x 0-015— 

 0'02 mm. Auloplegma form. Spherical 5-20 mm. in diameter. 



Locality: East Coast of Australia, (Port Jackson, Challenger.) 

 30-35 fathoms. 



3. GENUS. ASCANDRA. Haeckel (5.) 

 Asconidae with triradiate, quadriradiate and acerate spicules. 



(1.) N. M. Maclay : Jenaische Zeitschrit fur Natunvissenschaft, Band 

 IV., 2 Heft, 1868, Seite 221. 



(2.) E. Haeckel. Die Kalkschwiimme. Eine Monographic Band II 

 Seite 51. 



(3.) E. Haeckel. L.c. Band II., Seite 60; Taf. IX., fig. 5; Taf. X., 

 fig. 4 a-d. 



(4. ) N. PoUjaeff. Report on the Calcarea. The Zoology of the Voyage 

 of H.M.S. Challenger, Tart. XXIV., p. 36. 



(5.) E. Haeckel. L.c. Band II., Seite SO. 



