Table 5. Test for punctuated language evolution for the families without node density artifact.

Family	Slope	p-value	Number of taxa	Significant
Significance is determined via Holm-Bonferroni correction at the significance level of 0.05.
Atlantic-Congo	0.003	<1E-14	1332	yes
Austronesian	0.005	<1E-14	1259	yes
Afro-Asiatic	0.008	2E-13	356	yes
Sino-Tibetan	0.005	9E-8	279	yes
Indo-European	0.004	2E-7	367	yes
Nuclear_Trans_New_Guinea	0.003	7E-4	259	yes
Pama-Nyungan	0.005	6E-4	167	yes
Tai-Kadai	0.007	8E-3	142	no
Kiwaian	0.024	9E-3	10	no
Nakh-Daghestanian	0.011	0.01	55	no
Turkic	0.009	0.02	60	no
Quechuan	0.006	0.03	62	no
Siouan	0.004	0.04	17	no
Cariban	0.016	0.05	30	no
Eskimo-Aleut	−0.052	0.05	10	no
Central_Sudanic	0.010	0.07	58	no
Salishan	0.015	0.08	30	no
Chibchan	0.011	0.10	23	no
Ainu	0.013	0.10	22	no
Dravidian	0.008	0.10	38	no
Sko	0.038	0.10	14	no
Uralic	0.017	0.12	30	no
Ndu	0.025	0.14	10	no
Lower_Sepik-Ramu	0.070	0.15	19	no
Japonic	0.010	0.17	32	no
Gunwinyguan	0.027	0.21	14	no
Heibanic	−0.041	0.24	11	no
Khoe-Kwadi	0.015	0.39	12	no
Tungusic	0.011	0.40	25	no
Tucanoan	−0.011	0.45	32	no
Angan	0.018	0.46	17	no
Cochimi-Yuman	0.005	0.47	13	no
Chocoan	−0.027	0.51	10	no
Kadugli-Krongo	−0.006	0.71	11	no
Pano-Tacanan	0.001	0.78	33	no
Tupian	0.001	0.80	59	no
Totonacan	−0.002	0.80	14	no
Ta-Ne-Omotic	−0.003	0.83	24	no
Algic	−0.009	0.86	32	no
Lakes_Plain	−0.002	0.89	22	no
Timor-Alor-Pantar	0.005	0.92	59	no
Bosavi	−0.003	0.99	13	no