Notes from Hubert Goodrich's lecture, on the "Devel. Of Mendelian Characters" using the Japanese rice fish (Oryzias latipes) as an example. Discusses Mendelian inheritance in this fish species melanophoresLecturer: H.B. Goodrich, Lecture "Development of Color Patterns and of Mendelian characters in fish (Illustrated)." (Information taken from the 1939 Embryology Course Book)Page 29 of 113 from the first notebook of lecture and laboratory notes that John P. Trinkaus took during his time as a student in the Marine Biological Laboratory Embryology Course in 1939 in Woods Hole, MA