Prix: 



Souscription Monographies 

 a Pouvrage complet séparées 



43e Livr. (Monogr. XLÏX l b) M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



Part II. Taenioglossa and Ptenoglossa. With 7 plates f 4.50 ƒ 5.60 



44e Livr. (Monogr. XXIXa) Andrew Scott. The Copepoda of the Siboga Expedition. 



Part I. Free-swimming, Littoral and Semi-parasitic Copepoda. With 69 plates. . v 26. — „ 32.50 

 45e Livr. f Monogr. LVlb) C. Ph. Sluiter. Die Tunicaten der Siboga-Expedition. 



II. Abteilung. Die Merosomen Ascidien. Mit 8 Tafeln und 2 Figuren im Text. „ 5.75 „ 7.25 

 46e Livr. (Monogr. XLIX'c) M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



Part III. Gymnoglossa. With 1 plate „ — .80 „ 1. — 



47e Livr. (Monogr. XIII b) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



III. The Muriceidae. With 22 plates „ 8.50 „ 10.75 



48e Livr. (Monogr. Xlïlb 1 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



IV. The Plexauridse. With 4 plates „ 1.60 „ 2. — 



49e Livr. (Monogr. LVId?) J. E. VJ. Ihle. Die Thaliaceen (einschliesslich Pyrosomen) der 



Siboga-Expedition. Mit 1 Tafel und 6 Figuren im Text „ 1.75 „ 2.20 



oe Livr. (Monogr. XIII b 2 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



V. The Isidae. With 6 plates „ 2.25 „ 3. — 



ie Livr. (Monogr. XXXVII) H. J. Hansen. The Schizopoda of the Siboga Expedition. With 



16 plates and 3 text figures .' „ 12.75 n 16. — 



2e Livr. (Monogr. XIII b 3 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



VI. The Gorgonellidas. With 11 plates „ 4. — „ 5. — 



3e Livr. (Monogr. XV a) J. Playfair Mc Murrich. The Actiniaria of the Siboga Expedition. 



Part I. Ceriantharia. With 1 plate and 14 text figures „ 2.20 „• 2.75 



4e Livr. (Monogr. XIII£ 4 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



VII. The Gorgonidse. With 3 plates „ 1.20 „ 1.50 



5e Livr. (Monogr. XXXIX a) J. G. de Man. The Decapoda of the Siboga Expedition. 



Part I. Family Penaeidae < „ 2.60 „ 3.25 



6e Livr. (Monogr. LXII) A. &c E. S. Gepp. The Codiaceae of the Siboga Expedition including 



a Monograph of Flabellarieae and Udoteae. With 22 plates . „ 12.50 „ 15.50 



7e Livr. (Monogr. Xlllb 5 C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



VIII. The Scleraxonia. With 12 plates „ 4.80 „ 6. — 



8e Livr. (Monogr. XLlX l d) M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



Part IV. Rachiglossa. With 7 plates „ 5. — „ 6.25 



9e Livr. (Monogr. Vla 1 ) G. C. J. Vosmaer. The Porifera of the Siboga-Expedition. 



II. The genus Spirastrella. With 14 plates „ 6.20 „ 7.75 



60e Livr. (Monogr. XXXIX a') J. G. de Man. The Decapoda of the Siboga Expedition. 



Part II. Family Alpheidae „ 6.40 „ 8. — 



61e Livr. (Monogr. Lïlla) Paul Pelseneer. Les Lamellibranches de 1'Expédition du Siboga. 



Partie Anatomique. Avec 26 planches „ 10. — „ 12.50 



62e Livr. (Monogr. XXIV' a) R. Horst. Polychaeta errantia of the Siboga Expedition. 



Part I. Amphinomidae. With 10 plates . . „ 3.85 „ 4.80 



63c Livr. (Monogr. LUlb) Ph. Dautzenberg et A. Bavay. Les Lamellibranches de 1'Expéd. 



du Siboga. Partie Systématique. I. Pectinidés. Avec 2 planches „ 2.25 „ 2.80 



64e Livr. (Monogr. XLIX 1 *) M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



Part V. Toxoglossa. With 6 plates and 1 textfigure „ 4.80 „ 6. — 



65e Livr. (Monogr. LVII) Max Weber. Die Fische der Siboga-Expedition. Mit 12 Tafeln und 



123 Figuren im Text „ 22. — „ 27.50 



66e Livr. (Monogr. XLIX/) M. M. Schepman. The Prosobranchia, Pulmonata and Opistho- 

 branchia Tectibranchiata Tribe Bullomorpha of the Siboga Expedition. 



Part VI. Pulmonata and Opisthobranchia Tectibranchiata Tribe Bullomorpha. With 



2 plates „ 1.75 „ 2.20 



67e Livr. (Monogr. XXXI o) P. P. C. Hoek. The Cirripedia of the Siboga-Expedition. 



B. Cirripedia sessilia. With 17 plates and 2 textfigures „ 8. — B 10. — 



68e Livr. (Monogr. LlXa) A. Weber-van Bosse. Liste des Algues du Siboga. 



I. Myxophyceae, Chlorophyceae, Phaeophyceae avec Ie concours de M. Th. REINBOLD. 



Avec 5 planches et 52 figures dans Ie texte „ 6. — „ 7.50 



69e Livr. (Monogr. XX^IXa) J. G. de Man. The Decapoda of the Siboga Expedition. 



Supplemeht to Part I. Family Penaeidae. Explanation of Plates B 3.20 „ 4. — 



70e Livr. (Monogr. VII a) A. Billard. Les Hydroïdes de 1'Expédition du Siboga. 



I. Plumularidae. Avec 6 planches et 96 figures dans Ie texte „ 5.75 „ 7.2c 



71e Livr. (Monogr. XXXïXb) J. E. W. Ihle. Die Decapoda brachyura der Siboga-Expedition. 



I. Dromiacea. Mit 4 Tafeln und 38 Figuren im Text „ 3.50 B 4.40 



72e Livr. (Monogr. XXXII a) H. F. Nierstrasz. Die Isopoden der Siboga-Expedition. 



I. Isopoda chelifera. Mit 3 Tafeln „ 2.15 v 2.60 



73e Livr. (Monogr. XVII) A. J. van Pesch. The Antipatharia of the Siboga Expedition. With 



8 plates and 262 textfigures B 10.75 „ 13.50 



74e Livr. (Monogr. XXXIXa') J. G. de Man. The Decapoda of the Siboga Expedition. 



Supplement to Part II. Family Alpheidae. Explanation of Plates „ 7. — „ 8.75 



75e Livr. (Monogr. XXVIII0) Sidney F. Harmer. The Polyzoa of the Siboga Expedition. 



Part I. Entoprocta, Ctenostomata and Cyclostomata. With 12 plates „ 8.80 , 11. — 



76e Livr. (Monogr. XXXIX a 2 ) J. G. de Man. The Decapoda of the Siboga Expedition. 



Part III. Families Eryonidae, Palinuridae, Scyllaridae and Nephropsidae. With 



4 P^tes , 3.75 „ 4.75 



