BV fe. P. riALLMANN. 07 1 



56. VoSMAEK, G. C. J. — "The Sponges of the Willem Baieiit's-Kxpedi- 



tion, 1880-81." Bijiaden tot de Dierk. Nat. Art. Mag., xii., 1885. 



Amsterdam. 

 57. "On the Distinction between the genera Axinella, 



Phakellia, Acanthella, a.o." Zool. Jahrb. Suppl. xv., 1912, 



pp.3(»7-320. 

 58. Whitklegge, T.— "The Sponges of Funafuti." Mem. Austr. Mus., 



iii., Parts, 1897, pp. 323-332. 

 59. "Scientific Results of the Trawling Expedition of 



H.M.C.S. 'Thetis' oft' the Coast of New South Wales, 1898." Part 



i. Op. cU., iv., Part 9, 1906, pp. 4.13-484. 



60. Ditto. Partii. Ojy. f(V.,iv., Part 10, 1907, pp.487-olo. 



61. Wilson, H. V. — "Reports on an Exploration oft' tlie \Vest Coasts of 



Mexico, etc.. No. xxx. — The Sponges." Mem. Mus. Comp. Zool. 



Harvard, xxx., 1904, pp. 1-164. 



EXPLANATION OF PLATES. 



Plate xxix. 



Fig.3. — Rltaphoxya typka, sp.nov. ; ( x g). 



Fig.o. — Denmoxya luitata Carter; ( x %). 



J'ijr.tj. — Hi<i<iiii»ia coniUokle» var. moMsalis Carter; ( x /^). 



Plate xxxiii. 



Fig. 6. — Rhaphoxyni'i) pallida Dendy; ( x g). 



Plate xxxviii. 



Fig.o. — Desmo.vya Iniiata Carter; photograph of portion of the surface to 

 show the dermal pores. 



Figs. 6, 7. — Hi(jijinsia corallokles var. massalis Carter; photograph of dif- 

 ferent portions of the surface, showing the dermal pores. 

 Rhapho.cya typica, sp.nov. 



jTia.j^. — Photograph of portion of the surface, showing the dermal pores. 



Ficr.9. — Photograph of part of a section through the choanosome, showing 

 canals and flagellated cliambers. (Tlie outlines of the canals and 

 chambers have been retraced with pen and ink to render them more 

 distinct). 



Plate xxxix. 



Higginsia corallokles var. massalis Cai'ter. 



Fig. 1. — An entire lamellar component of the skeleton; (nat. size). 



Fig.2. — Portion of a desarcodised specimen, showing the crenated surface- 

 ridges and the intervening deep grooves, the latter partially ob- 

 literated (in the lower portion of the figure) by synaptieula-like 

 connections between the former; (nat. size). 



