Pelmatosilpha kevani
Trinidad.—Under debris in bush (Princis and Kevan, 1955).
Pelmatosilpha purpurascens
Dominica.—In decaying logs in forest (Rehn and Hebard, 1927).
Periplaneta americana
Bermuda.—Among and under decaying debris, just above high-tide line (Verrill, 1902).
Johnson Island.—Nocturnal, coming out at night in great numbers about Tribulus blossoms. Under timbers on French Frigate Shoals (Bryan, 1926).
United States.—Alleyways and yards may be overrun during the summer; adults and hundreds of nymphs found in decaying maple trees along residential street (Gould and Deay, 1938, 1940). Around fumaroles where a railroad fill was burning internally (Davis, 1927). Common in palm trees along the gulf coast of Texas, where they often fly around street lights at night (Zimmern in Gould and Deay, 1940).
Periplaneta australasiae
Bermuda.—Very abundant under stones (Rehn, 1910).