54 PROCEEDINGS OP THE ACADEMY OF 



Extract from the last Will and Testament of Thomas B. Wilson, deceased, late 

 of Newark, State of Delaware, and on record in the Register's Office, New- 

 castle, Delaware. 



" I will and bequeath to the Academy of Natural Sciences, of Philadelphia, 

 my collection of Birds and all my other specimens of Natural History deposited 

 by me in the hall or building of the said Academy of Natural Sciences, on 

 Broad street, Philadelphia. And I further give and bequeath to the said 

 Academy of Natural Sciences of Philadelphia, the sum of Ten Thousand dollars, 

 to be by them invested in some safe and productive fund, and as often as it 

 may be necessary to change the said investment, to re-invest the said sum in 

 like manner ; which fund shall be called the Library Fund, and the income 

 therefrom shall be exclusively appropriated to the purposes, preservation and 

 income of the Library of the said Academy, in the following manner : Three 

 hundred dollars of the yearly income arising therefrom, I direct to be paid as 

 a yearly salary to a Librarian, to be appointed by the said Academy, whose 

 duties shall be by them fixed and determined ; and the residue of the yearly 

 income arising from the said fund I direct to be applied, firstly, to the con- 

 tinuance, by purchase, of such works published periodically or in numbers as 

 are now contained in and belonging to the Library of the said Academy. And, 

 secondly, to the purchase and procuring of such works relating to Natural 

 History as may be designated and selected by the said Librarian and the Li- 

 brary Committee of the said Academy jointly." 



The said Will is dated the seventeenth day of March, Anno Domini, one 

 thousand eight hundred and fifty-four, (1854.) 



Attest, Rathmell Wilson, 



Surviving Executor. 



April 2hth. 



The President, Dr. Bridges, in the Chair. 



Eighteen members present. 



On the favorable report of the respective Committees, the following 

 papers were ordered to be published : 



Diagnoses Speciemm et "Varietatum novarum MOLTTSCORTJM, prope Sinum 

 Pugetianum a Ktmuerlio Doctore, nuper decesso, collectoium. 



SCRIBEBAT PHILIP P. CARPENTER, B.A., PH.D. 

 Academiae Alumnus Corresponded. 



SfliENIA OVOIDKA, n. S. 



S. t. parva,, albida., ovoidea ; epidermide cinerea, parum rugosa, induta ; 

 marginibus, antico et ventrali regulariter excurvatis ; dorsalibus rectis ad 

 angulum circiter 150 ; parte postica angustiore, obtuse angulata, parum trun- 

 cata ; umbonibus prominentibus, circiter ad duas inter quinque partes totius 

 longitudinis sitis ; intus, lamina cartilaginea lata, parum extante ; sinu pallii 

 ovali, usque ad medium interstitii porrecto. Long. -3, lat. -16, alt. -02, poll. 



Hab. In sinu Pugetiano specimen unicum piscavit Kennerley. 



A "Sph. ?Binghami" Searles Wood Crag Moll., vix differt. 



NejEra pectinata, n. s. 



N.t. globosa, albida, subdiaphana ; epidermide tenui induta; ventraliter 

 antice products, postice subito angustato, rostrato ; rostro haud insculpto, 

 duabus inter quinque partes totius longitudinis sequante ; parte globosa acute 

 costata ; costis posticis paullum majoribus, magis distantibus ; margines dor- 



[April, 



