24 
. martinianum d Orb. station: — ? — ; habitat: 
Cuba; Guadeloupe; St. Lucy; St. Thomas; d’Orb.! see 
T. piliare Linné & Lmk. 
. parvum Ad. station: Between stones and pieces of 
Madrepores on two feet water; Krebs! habitat: St. 
Thomas; Anguilla; St. Barth; Krebs! St. Thomas; Ja- 
maica; Rum-key, Turks-Island; C. B. Adams! 
. piliare L. & Lmk. (T. martinianum d’Orb.) Antillae; 
Moérch! Guadeloupe; Beau! Jamaica; Carthagena in Nw. 
Gr.; St. Johns; Bermuda; Sandwich Isl. C. B. Adams! 
St. Thomas; Tortola; St. Martin; Barbadoes; Krebs! 
. pulchellum Ad. station: —?; habitat: Jamaica; 
C. B. Adams! 
. reticulare L. (T. clathratum Lmk.) Antillae; Mdérch! 
Guadeloupe; Duchassain! Beau! Jamaica; Carthagena in 
Nw. Gren.; C. B. Adams! Tortola; Krebs! 
. rostratum Mart. (Fusus cutaceus L., Cassidaria cin- 
gulata Lmk., Tr. undosum Kiener.) station: — ? ; 
habitat: Antillae; Mérch! 
testaceum Morch. station: — ? —; habitat: An- 
tillae; Mérch! St. Thomas; St. Croix; St. Martin; Krebs! 
remark: we have cause to believe that the localities 
mentioned by C. B. Adams under the T. obscurus Reeve 
are relative to Trit. testaceum. Morch. 
. tigrinum Brod. station: —? —; habitat: Guade- 
loupe; Beau! 
variegatum Lmk. (T. marmoratum Lmk.) station: 
in two fathoms water on seaweed; habitat: Antillae; 
Mérch! Guadeloupe; Duchassain! Beau! Vera-Cruz; St. 
Thomas; Krebs! 
vestitum Hinds. station: — ?; habitat: Guade- 
loupe; Beau! 
