20 C. A. Westerlund, Synopsis Molluscorum Extramarinor. Scandin. 



— In Naturh. Foren. Vidensk. Meddelelser 1863 p. 265 

 — 367 : Fortegnelse over de i Danmark forekommende Land- og 

 Ferskvandsbloddyr. Opus separatim sub titulo Synopsis mol- 

 luscorum terrestrium et fluviatilium Dania3 1864 editum. 



— Ibid. 1867 p. 67—111 & 1868 p. 228—229: Fauna 

 Molluscorum Insularium Fseroensium. 



— Ibid. 1868 p. 185—227 : Faunula Molluscorum Islandiee. 



— In American Journ. of Conchology 1868 p. 41 — 45: 

 On the Land and Freshwater Mollusca of Iceland. 



Novitice faunie danicce sunt : Limax unicolor, heydeni, variegatus 

 (primum ad Christinehavn l<Si4 ab 0. Fabricius inventus), Hyal. cella- 

 ria forma albina (Hy. margaritacea Morch non Schm.), var. sylvatica. 

 Helix concinna, conspurcata, candidula, ericetorum, arhust. v. rudis, Pupa 

 avenacea, costulata, edentula, Claus. hiplicata, plicata, duhia, parvula, ^Siic- 

 cinea gracilis Alder», ^S. alhida Hartm.?», Limnrea auricul. v. canalis, v. 

 ampla, ovata v. succinea, peregra v. paludinoides, v. atrata, Physa hypno- 

 rum V. perissiana, Plan. eloph. v. ammonoceras (corneus v. nordenskioldi), 

 glaher, Acme lineata?, Valvata nana (minuta), antiqua, Hydrobia steini, 

 Sphcerium ryckholti, rivicola, Pisid. feroense n. sp., hensloivianum,, milium, 

 persotiatum, suhtruncatum, Unio et Anodonta formse multse, Dreissena 

 polymorpha. 



Christian M. Poulsen. 



Nat. ^Ys 1818 in Aalborg Danise, 1838 examen pharmaciaj ab- 

 solvavit, 1838 — 1842 adjunctus laboratorii acad. in Kiel, 1843 pu- 

 blice Germaniam, Italiam, Galliam etc. visit, doct. phil. Heidel- 

 bergensis, 1845 docens scholfe altae populo aptse in Rodding; 

 denatus 1886. 



— In Naturh. Foren, Vidensk. Meddel. 1873: Bornhohns 

 Land- og Ferskvands-Bloddyr, pp. 15. 



Jonas Sigismund Collin. 



Nat. s/4 1810 in Kjobenhavn, civ. acad. 1859, magister zool. 

 1865, miles voluntarius in bello germanico-danico 1864, socio 

 poetse H. C. Andersen pluries Galliam, Italiam, Hispairiam, Af- 

 ricam borealem etc. obiit et ubique studia malacologica coluit, 

 ab a. 1870 munera publica ad culturas ostrearum Dania' habet, 

 praecipue naollusca marina studuit et scriptis illustravit. 



