From a pair to a dozen: the piscivorous species of Haplochromis (Cichlidae) from the Lake Edward system Author Vranken, Nathan 0F8A0E8B-8BE3-458F-8BB8-D5BA0B489A0D Leuven, Laboratory of Biodiversity and Evolutionary Genomics, Department of Biology, Charles Deberiotstraat 32, 3000 Leuven, Belgium. & Royal Museum for Central Africa, Biology department, Section Vertebrates, Leuvensesteenweg 13, 3080 Tervuren, Belgium. nathan.vranken@kuleuven.be Author Steenberge, Maarten Van 57C714E0-F233-4B3E-960E-17A7863FBF6F Royal Belgian Institute of Natural Sciences, Operational Directorate Taxonomy and Phylogeny, Vautierstraat 29, 1000 Brussels, Belgium. & Masaryk University, Department of Botany and Zoology, Kotlářská 2, 611 37 Brno, Czech Republic. mvansteenberge@naturalsciences.be Author Heylen, Annelies 559336E6-F710-45F2-9116-775C59874D70 KU Leuven, Laboratory of Biodiversity and Evolutionary Genomics, Department of Biology, Charles Deberiotstraat 32, 3000 Leuven, Belgium. annelies.heylen@hotmail.com Author Decru, Eva 1AEB7EED-C939-4702-8590-B3FCA7076324 KU Leuven, Laboratory of Biodiversity and Evolutionary Genomics, Department of Biology, Charles Deberiotstraat 32, 3000 Leuven, Belgium. eva.decru.icht@gmail.com Author Snoeks, Jos 13A8AB26-FF46-437C-9806-D49E11C5E15D Royal Museum for Central Africa, Biology department, Section Vertebrates, Leuvensesteenweg 13, 3080 Tervuren, Belgium. jos.snoeks@africamuseum.be text European Journal of Taxonomy 2022 2022-04-21 815 1 94 http://dx.doi.org/10.5852/ejt.2022.815.1749 journal article 92619 10.5852/ejt.2022.815.1749 9a798cae-f10e-44c2-a65c-cdadbff28cb4 2118-9773 6484153 6AD0082E-7349-48DE-AFCA-1EE0BFBB3887

Table S4. PCA loadings of 21 log-transformed measurements from: H. aquila sp. nov., H. falcatus sp. nov., H. curvidens sp. nov., and H. squamipinnis. Results illustrated in Fig. 3d. Abbreviations: SL = standard length; HL = head length; BD = body depth; PrD = predorsal distance; PrA = preanal distance; PrP = prepectoral distance; PrV = prepelvic distance; DFB = dorsal fin base length; AFB = anal fin base length; CPL = caudal peduncle length; CPD = caudal peduncle depth; HW = head width; ED = eye diameter; IOW = interorbital width; SnL = snout length; LaD = lachrymal depth; ChD = cheek depth; PPL = premaxillary pedicel length; UJL = upper jaw length; LJL = lower jaw length; LJW = lower jaw width.

	PC 1	PC 2	PC 1	PC 2	PC 3	PC 1	PC 2
% variance	97.74	0.80	94.10	2.63	1.09	98.15	0.46
Log(SL)	0.20	0.17	0.19	0.24	-0.01	0.19	0.06
Log(HL)	0.20	-0.10	0.21	-0.04	0.05	0.20	0.13
Log(BD)	0.24	0.27	0.24	0.11	-0.11	0.26	-0.34
Log(PrD)	0.19	-0.13	0.20	-0.11	0.00	0.20	-0.04
Log(PrA)	0.20	0.12	0.19	0.22	-0.05	0.20	-0.12
Log(PrP)	0.20	-0.03	0.20	0.02	0.00	0.20	0.20
Log(PrV)	0.21	0.04	0.21	0.07	-0.10	0.21	0.18
Log(DFB)	0.21	0.24	0.20	0.32	0.01	0.21	0.10
Log(AFB)	0.23	0.20	0.21	0.12	0.10	0.19	0.33
Log(CPL)	0.21	0.34	0.18	0.57	0.08	0.20	-0.37
Log(CPD)	0.21	0.17	0.20	0.08	0.05	0.21	-0.05
Log(HW)	0.22	-0.20	0.22	0.00	0.25	0.22	-0.06
Log(ED)	0.14	-0.25	0.16	0.04	-0.04	0.15	0.36
Log(IOW)	0.23	0.12	0.24	0.21	0.26	0.23	0.02
Log(SnL)	0.24	-0.16	0.25	-0.25	0.18	0.22	0.25
Log (LaD)	0.24	0.01	0.25	-0.16	-0.29	0.24	0.10
Log(ChD)	0.26	0.07	0.25	-0.08	-0.77	0.28	-0.46
Log(PPL)	0.20	-0.02	0.20	-0.29	0.18	0.20	0.24
Log(UJL)	0.24	-0.13	0.24	-0.19	-0.06	0.24	0.03
Log(LJL)	0.23	-0.08	0.23	-0.24	0.19	0.22	0.05
Log(LJW)	0.25	-0.66	0.26	-0.31	0.19	0.27	-0.21