Prix: 

 Souscription Monographtes 

 a 1'ouvrage complet séparées 



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



Part II. Taenioglossa and Ptenoglossa. With 7 plates ƒ 4.50 / 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. . „ 26. — „ 32.50 

 45e Livr. (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't) 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 



4S>-' Livr. (Monogr. Xlllb 1 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



49e Livr. (Monogr. LVI</) J. E. W. Ihle. Die Thaliaceen (einschliesslich Pyrosomen) der 



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



50e Livr. (Monogr. Xlllb 2 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



51e Livr. (Monogr. XXXVII) H. J. Hansen. The Schizopoda of the Siboga Expedition. With 



16 plates and 3 text figures a 12.75 * 16. — 



52e Livr. (Monogr. XIII b 3 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



53e 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 



54e Livr. (Monogr. XIII£ 4 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



55e Livr. (Monogr. XXXIX a) J. G. de Man. The Decapoda of the Siboga Expedition. 



Part I. Family Penaeidae . . ., „ 2.60 v 3.25 



56e Livr. (Monogr. LXII) A. & E. S. Gepp. The Codiaceae of the Siboga Expedition including 



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



57e Livr. (Monogr. XIII b 5 C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



58e Livr. (Monogr. XLIX'd) M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



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



59e 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 «') J. G. de Man. The Decapoda of the Siboga Expedition. 



Part II. Family Alpheidae „ 6.40 „ 8. — 



61e Livr. (Monogr. LlIIa) 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 



63e Livr. (Monogr. lAllb) 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. XLlX x e) 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 



6óe 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. XXXlb) P. P. C. Hoek. The Cirripedia of the Siboga-Expedition. 



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



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



I. Myxophyceae, Chlorophyceac, Phaeophyceae avec Ie concours de M. Th. Reinbold. 



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



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



Supplement to Part I. Family Penaeidae. Explanation of Plates „ 3.20 n 4. — 



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



I. Plumularidse. Avec 6 planches et 96 figures dans Ie texte . „ 5.75 „ 7.20 



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



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



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



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



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



8 plates and 262 textfigures „ 10.75 B 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. XXVIIIa) Sidney F. Harmer. The Polyzoa of the Siboga Expedition. 



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



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



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



4 plates „ 3.75 „ 4.75 



yje Livr. (Monogr. XIV) Sydney J. Hickson. The Pennatulacea of the Siboga Expedition, 



with a general survey of the order. With 10 plates, 45 text figures and 1 chart . . . . „ 10.75 „ 13.50 

 78e Livr. (Monogr. XXXIXA') J. E. W. Ihle. Die Decapoda brachyura der Siboga-Expedition. 



II. Oxystomata, Dorippidae. Mit 39 Figuren im Text „ 1.90 „ 2.40 



I flor. = Mrk 1.70 = I sh. 8 d. = frs 2.12 en chiffres arrondies. 



