- Bathyspinula calcar (Dall, 1908)
- Belknapchiton macleani (Sirenko, 2015)
- Bentharca asperula (Dall, 1881)
- Dacrydium panamense Knudsen, 1970
- Ledella knudseni J. D. Taylor & Wiklund, 2017
- Leptochiton macleani Sirenko, 2015 accepted as Belknapchiton macleani (Sirenko, 2015)
- Nucula profundorum E. A. Smith, 1885
- Veleropilina oligotropha (Rokop, 1972)
- Vesicomya galatheae (Knudsen, 1970)