site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
---|---|---|---|---|---|---|---|---|---|
A | Itanhaen (Itanhaem, Nossa Senhora da Conceicao de Itanhaem) Bay of Santos, 50 km southwest of Santos, Brazil | 1074 map | May 1952 | type locality | mud | 20 specimens, found 50 km southwest of Santos along with Nygulgus evelinae. In mud of a "manguezal" . Feeds on diatoms. / Nygulgus evelinae | Marcus Er (1954): 425, 480 |