Prix: 



Souscription Monogrnphies 

 a 1'ouvrage complet séparces 



41e Livr. (Monogr. LVIr) J. E. W. Ihle. Die Appendicularien der Siboga-Expedition. Mit 4 



Tafeln und 10 Figuren im Text / 4.80 ƒ 6. — 



42c Livr. (Monogr. XLIX-) M. M. Schepman und H. F. Nierstrasz. Parasitische Proso- 



branchier der Siboga-Expedition. Mit 2 Tafeln „ 1.20 „ 1.50 



43c Livr. (Monogr. Xl.iX'A) M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



Part II. Taenioglossa and Ptenogiossa. With 7 plates ■ . . . . „ 4.50 „ 5.60 



44c Livr. (Monogr. XXIX«) Andrew Scott. The Copepoda of the Siboga Expedition. 



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

 45c Livr. (Monogr. LVI£) C. Ph. Sluiter. Die Tunicaten der Siboga-Expedition. 



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

 46e Livr. (Monogr^ XLIX'<j M. M. Schepman. The Prosobranchia of the Siboga Expedition. 



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



47c Livr. (Monogr. XIIIZ>) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



48e Livr. (Monogr. XIII^') C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



49e Livr. (Monogr. LVIrt') J. E. W. Ihle. Die Thaliaceen (einschliesslich Pyrosomen) der 



Siboga-Expedition. Mit 1 Tafel und 6 Figuren im Text. . . . „ 1.75 , 2. 20 



50c Livr. (Monogr. XIII£ 2 ) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



V. The Isidse. 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 - . „ 12.75 „ 16. — 



52e Livr. (Monogr. XlllP) C. C. Nutting. The Gorgonacea of the Siboga Expedition. 



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



53c 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 t 1.50 



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



Part I. Family Penaeidae „ 2.60 „ 3.25 



56c 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. X\IIb r ' C. C. -Nutting. The Gorgonacea of the-Siboga Expedition. 



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



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



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



59e Livr. (Monogr. VI«') 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 x ) J. G. de Man. The Decapoda of the Siboga Expedition. 



Part II. Family Alpheidae „ 6.40 „ 8. — 



6i« Livr. (Monogr. LUIa) Paul Pelseneer. Les Lamellibranches de 1'Expédition du Siboga. 



Partie Anatomique. Avec 26 planches „ IO. — v 12.50 



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



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



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



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



66 e 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 „ I.75 „ 2.20 



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



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



68e Livr. (Monogr. hlXa) 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 B 6. — „ 7.50 



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



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



70c 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- 2 ° 



71e Livr. (Monogr. XXXIX7;) J. E. W. Ihle. Die Decapoda brachyura der Siboga-Expedition. 



I. Dromiacea. Mit 4 Tafeln und 38 Figuren im Text „ 3-5° „ 4-4° 



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



I. Isopoda chelifera. Mit 3 Tafeln 1, "2.15 i 2 - 6 ° 



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



8 plates and 262 textfigures „ 10.75 „ 13.50 



74e Livr. (Monogr. XXXIX,? 1 ) 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. XXVIII a) Sidney F. Harmer. The Polyzoa of the Siboga Expedition. 



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



1 flor. ss Mrk 1.70 = I sli. 8 d. = frs 2.12 en chiflïes airondies. 



