Nomenclatural checklist for Acromegalomma species (Annelida, Sabellidae), a nomen novum replacement for the junior homonym Megalomma Johansson, 1926 Author Gil, Joao Author Nishi, Eijiroh text ZooKeys 2017 677 131 150 http://dx.doi.org/10.3897/zookeys.677.12030 journal article http://dx.doi.org/10.3897/zookeys.677.12030 1313-2970-677-131 8DE4D2B5BCBE4DA5B831A926DE7FD655 Acromegalomma circumspectum (Moore, 1923) comb. n. Branchiomma circumspectum Moore 1923 : 239-241, plate XVIII figs 41-42. Type locality. Between S. 35° W, 3.5 miles (5.6 km) and S. 43° W, 5.2 miles (8.4 km) off Brockway Point, Santa Rosa Island, Channel Islands, California, Pacific coast of the USA (34.02°, -120.22°; estimated geolocation).