Original description as Trematocranus peterdaviesi:
- Burgess, Warren & H.R. Axelrod. 1973. "New Cichlids from Lake Malawi". Tropical Fish Hobbyist Magazine. 22(2):14, 87-98 (crc00162)
- Alticorpus pectinatum Stauffer & McKaye, 1988, with type locality at Off Monkey Bay, Lake Malawi. Determiner: Snoeks et al., 2004
Conservation: Alticorpus peterdaviesi is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (LC) least concern (2018). The species is not targeted by the ornamental fish trade. No threats are known, although there is the possibility of overfishing by the commercial trawling fleet in the southern part of the lake (Konings, 2018).