50 
‘St. Thomas; St. Martha; Carthagena; Krebs! remark: 
it is surely synonyme with C. septemstriatum Say. and 
perhaps with C. minimum Gml. 
C. ornatum Duk. station: —-? —; habitat: Antillae; 
Morch ! 
C. Petitii Kien. station: —? —; habitat: St. Croix; 
Saba; R. Swift! Guadeloupe ; Duchassain! Porto-Plata; 
St. Martin; Krebs! 
C. punctatum L. (according to Beau: C. subulatum Montf. 
C. Emersonii C B. Ad.!) station: —? —; habitat: 
Guadeloupe; Beau! Duchassain! St. Thomas; Porto- 
Plata; Krebs! 
C. rugulosum Ad. station: — ? — ; habitat: Ja- 
maica; Ad.! St. Thomas; St. Johns; St. Martin; Krebs! 
C. scalariforme Say. station: — ? —; habitat: Ja- 
maica; E. Chitty! Florida; Ad.! 
C. Sagra @Orb. station: — ? — ; habitat: Cuba; 
Auber ! 
C. semiferrugineum Lmk. station: — ? — ; habi- 
tat: Guadeloupe; Beau! St. Thomas; St. Martin; Krebs! 
remark: a variety of C. litteratum Brug. 
C. septemstriatum Say. station: — ? —; habitat: 
Bahama; Ad.! remark: see C. nigrescens Mnk. 
C. terebellum Ad. station: — ? — 5 habitat: Ja- 
maica; Ad.! St. Thomas; St. Martin; Pto.-Plata; Krebs! 
C. versicolor Ad. station: — ? — ; habitat: Ja- 
maica; Ad.! Guadeloupe; Beau! St. Thomas; Bland! 
remark: described in C. B. Ad. .Contribution* No 7 
page 119. April 1850. 
C. variabile Ad. station: —?—; habitat: Jamaica; 
Ad.! remark: described in Proc. of the Boston Soe. 
of N. Hist.“ 1st January 1854. 
