MBL Courses
Notes from Donald Costello's lecture. Trinkaus continues his notes on fertilization from the previous page with points 3-5. The rest of the page is devoted to notes on fertilization from different researchers and in different organisms
Notes from Donald Costello's lecture. Trinkaus continues his notes on fertilization from the previous page. Trinkaus includes information on "Selective fertilization in plants", and " the effects of media and temp. on activity of the sperm of toad" (includes graph)
Notes from Donald Costello's lecture. Trinkaus continues his notes on Egg centrifugation with two diagrams (most likely Nereis)
Signed "J. Philip Trinkaus, M.B.L., 1939, Embryology, II"
Notes from Donald Costello's lecture. Trinkaus begins notes on "Cell Lineage & Spiral Cleavage" with a list of researchers, their organism, and the journal citation. Trinkaus then begins with general notes on which animals exhibit spiral cleavage and how it happens
Notes from Donald Costello's lecture. Trinkaus continues his notes on spiral cleavage with information about Nereis and Crepidula (includes three cell lineage diagrams)
Notes from Donald Costello's lecture. Trinkaus illustrates elements of Lillie's fertilization theory and includes "Objections to Theory" section
Notes from Viktor Hamburger's lecture. Trinkaus continues his notes on traits that define different annelids and other lower invertebrates, with special attention to the trochophore
Notes from Viktor Hamburger's lecture. Trinkaus begins notes on the "Embryology of the Trochophore" with two color diagrams and notes on gastrulation, then begins a section on "Derivatives of Trochophore"
Notes from Donald Costello's lectures. Trinkaus concludes his notes on Costello's "Fertilization" lecture with information about fertilization theories from different scientists (Boveri, Loeb, Lillie, Chambers). Trinkaus begins notes on Costello's lecture (a "research lecture") with information on "Centrifugation of the Egg"
Notes from Donald Costello's lecture. Trinkaus begins the lecture notes with a line on historical work, then starts an outline with "Fertilization:--Union of Egg & Sperm". "Conditions of the Gametes" is next, and Trinkaus begins a list of 5 groups (the first two are on this page)
Notes from Donald Costello's lecture. Trinkaus concludes his notes on the centrifugation of eggs with information on "Isolation of blastomeres"