The Imams' real naines are given in italics; the names that the Imams are most known by are given in capitalletters, and the letters betwcen parantheses refer to the sources on which this chart is based, namely: Astands for Kitab al-Azhar by J:Iasan ibn Nül.I, in Muntakhabat Ismdciliyya, ed. by 'Adil al-'Awwâ, pp. 181 if. Damascus: 1958.. DStands for Dui'a (a Nizan Isma-ili prayer book). Mombassa: 1963. GStands for Choyat al-Mawalid by al-Khattâb ibn J:Iasan. Excerpts in W. Ivanow's Rise of the Fatimids, Arabic texts, pp. 35if. Oxford: 1942. 1Stands for Istitâr al-Imam a.ttributed to Ai.Imad ibn Ibramm an-Naysabüri, in "Mudhak kirat fi l:Iarakat al-Mahdi al-Fatimi," ed. by Ivanow, Bulletin of the Faculty of Arts, Egyp tian University, vol. 4, part 2 (1939). JStands for On the Cenealogy of Fatimid CaliPhs by H.F. al-Hamdâni, which includesJacfar ibn Ma~ür al-Yaman's report on al-Mahdi's letter to Yemen. Cairo: 1958. KStands for Kashf Asrar al-Batiniyya by Mul.Iammad ibn Malik al-I;Iammadi, ed. by M. al-Kawthari. Cairo: 1939. MStands for al-Majalis wal-musiiyarat by an-Nucman. Excerpts in S.M. Stern's "Heterodox Ismacilism at the Time of al-Mucizz," BSOAS, vol. 17 (1955), p. 31. QStands for Shar/l al-Akhbar by an-Nu"man. Excerpts in W. Ivanow's Rite of the Fatimids, Arabic texts, pp. lif. Oxford, 1942. TStands for Taqsim al-'Ulüm by Ismacil ibn Mui.Iammad at-Tamimi, in S. de Sacy's Exposé de la religion des Druzes, vol. 2, pp. 578 if. Paris: 1838. UStands for al-U.rül wal-A[lkam by Ibn Zahra in Khams Rasa~il Ismo'iliyya, ed. by 'Arif Tamir, pp. 99if. Beirut : 1956. U m Stands for "Umdat al-c Arifin by Mul.Iammad al-Ashrafanï (Ms. in my possession). ZStands for .?oakr al-Ma'lÏni by Idris 'Imad ad-Din, Excerpts in W. Ivanow's Rise of the Fatimids, Arabic texts, pp 47if. Oxford: 1942. .refers to physical parenthood.refera to undecided parenthood. +refers to spiritual parenthood.