1886.] POSITION AND CLASSIFICATION OF SPONGES. 615 



658. Gray, J. E. Venus's Flower-basket (Eiipleotella speciosa). Ann. M, N. 

 H. ser. 3, toI. xviii. pp. 487-490 (1866). 



559. . Venus's Flower-basket (Eupleciella). Pop, Set. Review, vol. vi. 



pp. 239-247 (1867). 



560. . Further observations on Venus's Flower-basket {Ettplectella spe- 

 ciosa). Ann. M. N. H. ser. 3, vol. xix. pp. 44-45 (1867). 



561. . Additional Notes on Euplectella speciosa. Ann. M. N. H. ser. 3, 



vol. xix. pp. 138-140 (1867). 



562. . Notes on Hyalonema, lusitanicnm, and on the Genus in general. 



P. Z. S. 1867, pp. 117-125 (1867). 



563. . On Placospongia, a new Generic iPorm of Spongiadse in the 



British Museum. P. Z. S. 1867, pp. 127-129 (1867). 



564. . Notes on the Arrangement of Sponges, with the Description of 



some new Genera. P. Z. 8. 1867, pp. 492-558 (1867). 



565. . Observations on Dr. Bowerbank'a Paper on Hyalonema lusitanicum. 



P. Z. S. 1867, pp. 1001-1003 (1867). 



566. . On Dr. Bowerbank's "Observations on Dr. Gray's 'Notes on the 



Arrangement of Sponges, &c.' " P. Z. 8. 1868, pp. 532-533 (1868). 



567. . Note on Theonella, a new Genus of Ooralloid Sponges from 



Formosa. P. Z. 8. 1868, pp. 665-566 (1868). 



568. . Notes on the Ceratellidte, a family of Keratose Sponges. P. Z. S. 



1868, pp. 575-579 (1868). 



569. . Note on Xylospongia cookii, a new Genus of Palmated Sponges in 



the collection of the British Museum. P. Z. 8. 1868, p. 637 (1868). 



570. . Observations on Sponges and on their Arrangement and Nomen- 

 clature. Ann. M. N. H. ser. 4, vol. i. pp. 161-173 (1868). 



571. • On the peculiar Structure and Function of the Spicules of Hyalo- 

 nema. Ann. M. N. H. ser. 4, vol. i. pp. 292-295 (1868). 



572. . Note on Hyalonema boreale, Lov6n. Atm. M. N. H. ser. 4, vol. i. 



p. 484 (1868). 



573. . Note on a new Japanese Coral {Isis grcgorii), and on Hyalonema. 



Ann. M. N. H. ser. 4, vol. ii. p. 264 (1868). 



574. . On a new Free Form of Hyalonema sieboldii, and its manner of 



Growth. Ann. M. N. H. ser. 4, vol. ii. pp. 264-276 (1868). 



575. . On Tetilla euplocamus and Hyalonema boreale. Ann. M. N. H. 



ser. 4, vol. ii. p. 319 (1868). 



576. . Note on Hyalonema schuLtzei, Semper. Ann. M. N. H. ser. 4, 



vol. ii. pp. 373-378 (1868). 



677. . On the name Alcyoncellum. Ann. M. N. H, ser. 4, vol. ii. pp. 390- 



391 (1868). 



578. . Note on lanthella, a new genus of Keratose Sponges. P. Z. 8. 



1869, pp. 49-51 (1869). 



579. . On the Manner of Growth of Hyalonema. Ann. M. N. H. ser. 4, 



vol. iii. pp. 192-196(1869). 



580. . Note on a new Genus of Sponge from West Australia {Echino- 



spongia australis^Axos cliftoni). Ann. M. N. H. ser. 4, vol. vi. p. 272 

 (1870). 



581. . Notes on Anchoring Sponges {Pheronema, Holtenia). Ann. M. N. 



H ser. 4, vol. vi. pp. 309-312 (1870). 



582. . Note on a new Genus of Sponge from West Australia. Ann. M. 



N. H. ser. 4, vol. vi. p. 340 (1870). 



583. . Note on Spongia linfeiformis and 8. lycopodimn, Esper. Ann. M, 



N. H. ser. 4, vol. vii'i. p. 142 (1871). 



584. . On the Animal of the Glassrope. Ann. M. N, H. ser. 4, vol. ix, 



pp. 324^325 (1872). 



