|  | site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | 
| A | Island of São Sebastião (Ilha de Sebastiao), Brazil | 60 
  map | 1949 or earlier in the 1940s. | type locality | mean low tide line |  |  | from Didemnidae below the line of mean low tide on the coast, one mature (13 mm), and one young (5 mm). / Didemnidae | Marcus Er (1949): 83, 104 | 
| B | Ilha das Palmas, Santos Bay (Baía de Santos), Brazil | 962 
  map | spring (Oct) 1952 or earlier to spring (Oct) 1946 |  | upper littoral | algae |  |  | Marcus Er (1952): 91, 115 | 
| C | Island of São Sebastião (Ilha de Sebastiao), Brazil | 60 
  map | winter (Jun) 1952 or earlier to winter (Jun) 1946 | type locality | upper littoral | algae |  |  | Marcus Er (1952): 91, 115 | 
| D | Crooked Island Sound, Farmdale, Florida, USA | 1479 
  map | Nov 21, 1935 |  |  |  |  | Pearse notes that four specimens were found among eelgrass. | Pearse AS (1938): 85 | 
| E | Saint Joseph's Bay, Florida, USA | 1480 
  map | Mar 25-26, 1986 |  |  |  |  | 14 specimens collected in St. Joe Bay.  'Some of these laid eggs in dishes in the laboratory. | Pearse AS (1938): 85 | 
| F | Biscayne Bay, Florida, USA | 1478 
  map | Jan 26, 1951 |  |  | stones |  | collected under stones by F.M. Bayer, USNM along the County Causeway,  Biscayne Bay. | Hyman LH (1952): 197 | 
| G | Clearwater, Florida, USA | 1481 
  map | Nov 1938 |  |  | stones |  | collected about the middle of the western coast of the peninsula. | Hyman LH (1952): 197 | 
| H | Crooked Island Sound, Farmdale, Florida, USA | 1479 
  map | Feb 10, 1936 |  |  |  |  | 11 specimens. | Pearse AS (1938): 85 | 
| I | Palermo, Sicily, Italy | 1801 
  map | prior to 1818 | type locality |  |  |  |  | Risso A (1818): ; from Prudhoe S (citation)- page 132 | 
| J | Suez Canal (Qanat as Suways, Qana el Suweis), Egypt | 2797 
  map | 1924 |  |  |  |  |  | Palombi A (1928): [location from Louise Bush notes on literature for this species, see card or notes] | 
| K | Suez Canal (Qanat as Suways, Qana el Suweis), Egypt | 2797 
  map | 1924 |  |  |  |  |  | Palombi A (1928): [location from Louise Bush notes on literature for this species, see card or notes] | 
| L | Trieste, Italy | 262 
  map | 1933 or earlier |  |  |  |  |  | Steinböck O (1933): 19 | 
| M | Rovigno (Rovigno d'Istria, Rovinj), Croatia | 1146 
  map | Nov 23, 1932 |  |  |  |  | 2 specimens, Bryozoan ship vegetation. | Steinböck O (1933): 19 | 
| N | Lesina, Italy | 263 
  map | 1933 or earlier |  |  |  |  |  | Steinböck O (1933): 19 | 
| O | Dubrovnik (Ragusa), Adriatic, Croatia | 218 
  map | 1933 or earlier |  |  |  |  |  | Steinböck O (1933): 19 | 
| P | Luka Cres (Porto di Cherso), Croatia | 2971 
  map | 1933 or earlier |  |  |  |  |  | Steinböck O (1933): 19 | 
| Q | London, England, United Kingdom | 2115 
  map | 1939 or earlier |  |  |  |  |  | Palombi A (1939): abstract | 
| R | Suez Canal (Qanat as Suways, Qana el Suweis), Egypt | 2797 
  map | 1928 or earlier |  |  |  |  |  | Palombi A (1928): abstract | 
| S | Porto Praya (Porto da Praia), Cape Verde | 4256 
  map | 1904 |  |  |  |  | from under stones at low tide at St. Vincent and at Porto Praya. | Laidlaw FF (1906): 713 | 
| T | Saint Vincent (São Vicente, Son Visent, Son Sent), Cape Verde | 4254 
  map | 1904 |  |  |  |  | from under stones at low tide at St. Vincent and at Porto Praya. | Laidlaw FF (1906): 713 | 
| U | Mitsui Institute of Marine Biology, Susaki near Simoda, Siduoka Prefecture, Japan | 4428 
  map | 1932-1933 |  |  |  |  | fairly common in this district. | Kato K (1934): 123, 133 | 
| V | Biological Station Misaki, Japan | 1148 
  map | 1944 or earlier |  |  |  |  |  | Kato K (1944): 295 | 
| W | Suga-shima (Sugasima, Suga-jima, Suga Sima), Japan | 4455 
  map | 1944 or earlier |  |  |  |  |  | Kato K (1944): 295 | 
| X | Laysan Island, Hawaii, USA | 4503 
  map | 1944 or earlier |  |  |  |  |  | Kato K (1944): 295 | 
| Y | East London, South Africa | 4504 
  map | 1944 or earlier |  |  |  |  |  | Kato K (1944): 295 | 
| Z | Pirámides , Península Valdés, Chubut, Argentina | 6065 
  map | March 2005 |  |  |  |  |  | Brusa F, Damborenea C, Quiroga S (2009): 56 | 
| A1 | Mar del Plata, Argentina | 6075 
  map | 2011 or earlier |  |  |  |  | shallow rocky shores of Mar del Plata harbor. | Bulnes VN, Albano MJ, Obenat SM, Cazzaniga NJ (2011): | 
| B1 | Inca-Inca, Gaira Bay, Santa Marta, Colombia | 6218 
  map | 2008 or earlier |  |  |  |  |  | Quiroga SY (2008): 13 | 
| C1 | Piscadera Baai (Piscadera Bay, Piscadery Bay, Piscadore Baai), Curacao, Netherlands Antilles, Caribbean | 1757 
  map | Jan - Feb 1966 |  |  |  |  | outer bay, under stone and coming up from algae; inner bay, coming up from growth on roots of mangrove.  6 specimens. | Marcus EvDB-R, Marcus Er (1968): 1,2, 66 | 
| D1 | Piscadera Baai (Piscadera Bay, Piscadery Bay, Piscadore Baai), Curacao, Netherlands Antilles, Caribbean | 1757 
  map | Jan - Feb 1966 |  |  |  |  | entrance to inner bay and inner bay, nearly all worms among mangrove on quite different bottoms .  about 150 specimens.  One specimen on the buoy of Station 1482. | Marcus EvDB-R, Marcus Er (1968): 1,2, 66 | 
| E1 | Marine Biological Station, Virginia Key, Florida, USA | 2065 
  map | Feb 1959 |  |  |  |  | Virginia Key, on the panels that hung under the pier of the Institute of Marine Science.  2 specimens. | Marcus EvDB-R, Marcus Er (1968): 1,2, 66 | 
| F1 | Marine Biological Station, Virginia Key, Florida, USA | 2065 
  map | Feb 1959 |  |  |  |  | Key Biscayne, Marina, in an old shell | Marcus EvDB-R, Marcus Er (1968): 1,2, 66 | 
| G1 | Iranian coast, Persian Gulf | 7365 
  map | 2014 or earlier |  |  |  |  | Iranian coasts of the Persian Gulf and the Gulf of Oman. | Maghsoudlou A, Rahimian H (2014): | 
| H1 | Iranian coast, Gulf of Oman | 7364 
  map | 2014 or earlier |  |  |  |  | Iranian coasts of the Persian Gulf and the Gulf of Oman. | Maghsoudlou A, Rahimian H (2014): | 
| I1 | Saco da Pedra, Marechal Deodoro, Alagoas, Brazil | 7429 
  map | Jan 11, 2008 |  |  |  |  | sandstone reef. | Bahia J, Padula V, Correia MD, Sovierzoski HH (2015): 4 | 
| J1 | Frances, Alagoas State, Brazil | 7435 
  map | Jan 25, 2012 |  |  |  |  | sandstone reef. | Bahia J, Padula V, Correia MD, Sovierzoski HH (2015): 4 | 
| K1 | Ratnagiri, west coast, India | 7482 
  map | 2017 or earlier |  |  |  |  |  | Pitale R,  Apte D (2017): abstract | 
| L1 | Dwarka, west coast of India | 7483 
  map | 2017 or earlier |  |  |  |  |  | Pitale R,  Apte D (2017): abstract | 
| M1 | Gulf of Naples (Bay of Naples, Neapel, Napoli), Italy | 1142 
  map | 1933 or earlier |  |  |  |  |  | Bresslau E, Reisinger E (1933): 52 | 
| N1 | Thalayari Island, in the Keelakarai group, Gulf of Mannar, India | 7770 
  map | Dec 25, 2018 |  | 2 m |  |  | ...from branching colonies of dead corals. | Padmanaban P,  Kumar AA, Rajendar KR, Surendar C, Vanishree J (2020): 450 | 
| O1 | Charentais strait, France | 7792 
  map | 2022 or earlier |  |  |  |  |  | Pigeot J (2022): abstract | 
| P1 | Charentais strait, France | 7792 
  map | 2022 or earlier |  |  |  |  |  | Pigeot J (2022): abstract |