(Dates taken from the table given by Lipsius in his Chronologie der röm. Bischöfe, p.263 sq.)

Linus.

Pontianus, 5 years 2 months 7 days; (July 21?), 230-Sept.28, 235.

Anencletus.

Anteros, 1 month 12 days; Nov.21, 235-Jan.3, 236.

Clement.

Fabianus, 14 years 10 days; 236-Jan.20, 250. Vacancy from Jan.21, 250-March, 251.

Evarestus.

Cornelius, 2 years 3 months 10 days; beginning of March, 251-middle of June, 253.

Alexander.

Lucius, 8 months 10 days; June (25?), 253-March 5, 254.

Xystus I, for about ten years; died between 124 and 126.

Stephanus, 3 years 2 months 21 days; (May 12?), 254-Aug.6, 258.

Telesphorus, 11 years; died between 135 and 137.

Xystus II., 11 months 12 (6?) days; Aug.24 (31?), 257-Aug.6, 258.

Hyginus, 4 years; died between 139 and 141.

Dionysius, 9 years 5 months 2 days; July 22, 259-Dec.27, 268.

Pius, 15-16 years; died between 154 and 156.

Felix I., 5 years 11 months 25 days; Jan.5, 269-Dec.30, 274.

Anicetus, 11-12 years; died in 166 or 167.

Eutychian, 8 years 11 months 3 days; (Jan.5?) 275-Dec.8, 283.

Soter, 8-9 years; died in 174 or 175.

Caius, 12 years 4 months 6 days; Dec.17, 283-April 22, 296.

Eleutherus, 15 years; died in 189.

Marcellinus, 8 years 3 months 25 days; June 30, 296-(Oct.25?), 304. Vacancy until 307.

Victor, 9-10 years; 189-198 or 199.

Marcellus, 1 year 7 months 21 days; (May 24?), 307-Jan.15, 309.

Zephyrinus, 18-19 years; 198 or 199-217 (Aug.26?).

Eusebius, 3 (4?) months 23 (16?) days; April 23 (16?), 309-Aug.17, 309. Vacancy until 310.

Callistus, 5 years; 217-Oct.14, 222.

Miltiades, 3 years 6 months 8 days; July 2, 310-Jan.10 (11?), 314.

Urbanus, 8 years; 222-230 (May 19?).