NEW GENERA, NEW SPECIES AND SYNONYMY. SpOUg. 13 
Sensitive cells in clusters on the inner side of the strictures which sur¬ 
round theinhalent pores; p. 1098.— Vosmaeria. Vosmarince with triradiate, 
quadriradiate, and acerate spicules. Sensitive cells in small irregularly 
scattered clusters on the surface; p. 1111.— Polejna. With the characters 
of the subfamily Polejnce ; p. 1115. 
Fristedt (6) describes :—(Suberitinidae) |] Vosmaeria, g. n., p. 24. 
Sponge incrusting, containing but little sarcode ; spicules of two kinds, 
spinulate and acerate.—(Desmacidinidaej Stylopus , g. n., p. 28. Sponge 
incrusting ; spicules, ancorate, S- and C-shaped; cylindrical and spined 
acerates. Spined acerates of the interior lie parallel to one another and 
at right angles to the cylindrical spicules dispersed tangentially below 
the dermal membrane. 
Vosmaer (49) describes (Desmacidinge) Artemisina , g. n., p. 25. 
New Species and Synonymy. 
[Localities are given under the head of Distribution.] 
Megamastictora * (New Class). 
Calcarea. 
Lendenfeld (19) describes the following new species :—Ascetta pro- 
cumbens , sp. n., p. 1086, A. macleayi, sp. n., p. 1086; Homoderma sycandra, 
sp. n., p. 1088 ; Leucopsispedunculata, sp. n., p. 1089 ; Sycandra inconspicua , 
sp. n., p. 1093, S.ramsayi , sp. n.,p. 1097 ; Grantessa sacca , sp. n.,p. 1098 ; 
Vosmaeria gracilis, sp. n., p. 1111 ; Leucaltis helena, sp. n., p. 1119 ; Leu- 
candra conica, sp. n., p. 1126, L. meandrina , sp. n., p. 1129, L. villosa , 
sp. n., p. 1131, L. vaginata, sp. n., p. 1133. 
Micromastictora (New Class; = Plethospongia). 
Myxospongia. 
Lendenfeld (19) describes the following:— Bajalus laxus, sp. n., 
p. 141 ; Chondrosici ram say i, sp. n., p. 147,; Chondrilla secunda , sp. n., 
p. 151, C. papillata, sp. n., p. 153, C. corticata , sp. n., p. 155. 
Carter (2) describes Halisarca australiensis, sp. n., p. 197. Lenden¬ 
feld (21) states that this is not a Sponge, but the ova and ovarian 
follicules of a Boltenia. Chondrilla nucula , O. S., described by Carter 
from Port Phillip, Australia, probably = G. secunda , Ldf. 
Monaxonida. 
(Ceratosa.) Carter (2) describes the following :— Geelongia vasifor- 
mis , sp. n., p. 120 ; Hircinia intertexta , sp. n., p. 120 ; also Luffaria digi- 
tata, sp. n., p. 203 ; Aplysina Icecis , sp. n., p. 204 ; Pseudoceratina 
durissima, sp. n., p. 204 ; P. crateriformis, sp. n. (provisional), p. 205 ; 
Holopsamma crassa, g. & sp. nn., p. 211, II. Icevis, sp. n., p. 212, H. 
lamince-favosa, sp. n., p. 212, H. fuliginosa, sp. n., p. 213, H. turbo , sp. n., 
* fj.aaTLKTcop 6 } the scourger ; in reference to the comparatively large size of the 
collared cells. 
