=.= 
21 
1851—52; it has been rare before and since that 
period. 
. intermedius Ad. (M. alveatus. Kiener). 
. megacerus Sowb. station: —?— ; habitat: West- 
Indies; Reeve! Guadeloupe; Beau! 
. Messorius Sowb. station: on stones in 1 or 2 feet 
water ; h abitat: — ? Reeve! Jamaica; C. B. Adams! 
Martinique; de Candé! Guadeloupe; Beau! 
M. motacilla Chem. station: —? —; habitat: Sene- 
gal; Reeve! Guadeloupe; Beau! 
M. nodatus Reeve. station: —? —3; habitat: Guade- 
loupe; Beau! 
. nuceus Morch. station: at St. Thomas, under stones 
and pieces of Modrepores on one or two feet water; 
habitat: Antillae; Mérch! St. Croix; St. Thomas; St. 
Martin; Krebs! 
. oculatus Reeve. station: — ? — ; habitat: Ja- 
maica; C. B. Adams! We do not know this species, but 
it seems to stand Murex pomiformis Mart. very near. 
. pleurotomoides Reeve. station: —? —; habitat: 
St. Martin; Krebs! 
. pauperculus Ad. (Triton Cantrainei Recl.) station: 
between rocks and pieces of corals on 1 to 2 feet water; 
habitat: Jamaica; C. B. Adams! Guadeloupe; Beau! 
St. Thomas; St. Johns; Krebs! 
. pomiformis Mart. station: on coral-reefs; Reeve! 
dredged from four fathoms water, on bluish sandy mud 
and on sand in 3 to 4 feet water between sea-weed, 
where it feeds on Lucina pensylvanica; habitat: 
Antillae; Mérch! Rio-Janeiro; Martinique; Guadeloupe; 
St. Thomas; d’Orb.! St. Vincent; Guilding! Jamaica; 
C. B. Adams! St. Thomas; Tortola; St. Martin; Caru- 
