The meeting took place at First Lady conference room of the Presidential Villa, Abuja, came barely 24 hours after 14 senators previously in the APC defected to the rival Peoples Democratic Party (PDP).
Senate President Bukola Saraki was absent at the meeting.
Saraki is embittered over the security siege laid on his residence and that of his deputy, Ike Ekweremadu, on Monday.
The meeting was ostensibly to discuss the gale of defections from the APC.
Among the Senators present at the meeting were
Senior Lanre Tejuosho was a surprise attendee of meeting as he told his colleagues that he has returned home after announcing his defection from the party on Tuesday.
Led by Senate Leader Ahmad Lawan,, the 42 present included Adamu Aleiro, Bala Ibn Na-Allah, Aliyu Wamako, Ibrahim Gobir, Kabiru Marafa, Abu Ibrahim, Kabiru Gaya, Barau Jibrin, Abdullahi Gumel, Shehu Sani, Ahmed Lawan, Ali Ndume, Abubakar Kyari, Baba Kaka Garbai, Aliyu Abdullahi, David Umaru, and Abdullahi Adamu.
Also present were George Akume, Francis Alimekhina, Andrew Uchendu, Magnus Abe, Ovie Omo-Agege, John Enoh, Nelson Effiong, Andy Uba, Sunny Ugboji, Hope Uzodinma, Ben Uwajimogu, Yusuf Yusuf, Oluremi Tinubu, Gbenga Ashafa, Solomon Adeola, Tayo Alasoadura, , Soji Akanbi, Ajayi Boroface, Yele Omogunwa, Fatima Rasaki, and Yahaya Abdullahi.