596 DR«R. VON LENDENFELD ON THE SYSTEMATIC [Dec. 21, 
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92. ——. A Monograph of the British Spongiadz. (Ray Society.) Vol. II. 
(1866.) 
On Hyalonema mirabilis, in reply to Dr. Gray. Ann. Ve NAA 
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94. Two Sponges new to Science—Halichondria couchi, Microciona fron- 
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95. ——. On Hyalonema mirabile. P. Z. S. 1867, pp. 18-34 (1867). 
96. ——. Additional observations on Hyalonema mirabile. P.Z. S. 1867, 
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97. ——. On Aleyoncellum (Euplectella) speciosum, Quoy and Gaimard. 
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98. ——. On Hyalonema lusitanicum. P. Z. 8. 1867, pp. 901-907 (1868). 
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137 (1868). 
100. ——. A Monograph of the Siliceo-fibrous Sponges. Part I. P. Z. S. 
1869, pp. 66-100 (1869). 
101. ——. A Monograph of the Siliceo-fibrous Sponges. Part II. P.Z.S. 
1869, pp. 823-351 (1869). 
102. ——. On Dr. Gray’s Genus Theonella (Dactylocalyx). P.Z.S. 1869, 
pp. 389, 390 (1869). 
103. ——. On the generic name Alcyoncellum, and in reply to Dr, Gray’s 
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Ann. M. N. H. ser. 4, vol. iii. pp. 84-87 (1869). 
104. ——. Observations on Mr. Carter’s paper ‘‘On two new Sponges from the 
Antarctic Sea, &e.” Ann. M. N. H. ser. 4, vol. x. pp. 58-61 (1872). 
105. ——. Contributions to a general History of the Spongiade. Part I. 
; P. Z. 8. 1872, pp. 115-129 (1872). 
106. ——. Contributions to a general History of the Spongiade. Part II. 
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107. ——. Contributions toa general History of the Spongiade. Part III. 
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Reply to Dr. J. E. Gray’s Observations on certain Species of 
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109. ——. Contributions to a general History of the Spongiade. Part IV. 
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110 Report on a Collection of Sponges found at Ceylon by E. W. H. 
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111 Contributions to a general History of the Spongiade. Part V. 
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112. ——. Contributions to a general History of the Spongiade. Part VI. 
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115, ——. Contributions to a general History of the Spongiade. Part VII. 
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1875, pp. 503-509 (1875). 
117. A Monograph of the Siliceo-fibrous Sponges. Part V. P. Z. 8. 
1875, pp. 558-565 (1875). 
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