NOTES ON APHROCALLISTES BEATRIX GRAY. 



ISS 



List of references. 



Carter, H.J. '73. On the Hexactinellicke and Lithistidse generally, &c. — Ann. & 



Mag. Nat. Hist., Ser. 4, vol. xii. 

 Schulze, F.E. '87. Hexactinellida. — Chall. Rep., vol. xxi. 



„ '02. Indian Triaxonia. — Transi, by R.v. Lendenfeld. 

 „ ,, '04. Hexactinellida. — Valdivia Report, vol. iv. 

 Topsent, E. '01. Éponges nouvelles des Açores. — Mém. Soc. Zool. de France, 

 t. xiv. 



„ „ '04. Spongiaires des Açores. — Rés. camp. sci. Prince Albert I, fase. xxv. 



