Scaphopoda | Dentaliida
Environment: milieu / climate zone / depth range / distribution range
Benthic; depth range 60 - 600 m (Ref. 1821). Tropical
Western Atlantic: USA, Canada, Caribbean.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 8.9 cm SHL male/unsexed; (Ref. 3441)
Shell is long, slightly curved, regularly tapering, yellowish grey. Six primary ribs, secondary ribs present, attaining rapidly similar size of primary ones, transverse riblets present producing a rasp-like surface. Apex with a deep, narrow slit at the convex side. Oral section polygonal, circular or slightly dorsoventrally compressed (Ref. 3441).
Empty shells collected from depths of 40 to 1980 m (Ref. 3441). Minimum depth from Ref. 111279. Members of the class Scaphopoda are gonochoric. Fertilization occurs in the mantle cavity. Life cycle: Eggs hatch into free-swimming lecithotrophic trochophore larvae, succeeded by shelled veligers (Ref. 833).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Scaphopoda are gonochoric. Fertilization occurs in the mantle cavity. Life cycle: Eggs hatch into free-swimming lecithotrophic trochophore larvae, succeeded by shelled veligers.
Steiner, G. and A.R. Kabat. 2004. (Ref. 1821)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
): 1.8 - 18.4, mean 5.2 (based on 231 cells).
Low vulnerability (10 of 100)