Reproductive Data for Dendropoma platypus
egg diameter | 0.350 mm; 3) (150-200 um) 350 um |
reproductive season | continuous, broad, annual brooding 9 months, winter low, asynchronous; 3) January, March, April; July through October |
development | 1) mixed (hatch as crawling juveniles or as veligers); hatching size 0.60x0.48mm 2) direct (hatching as crawling juveniles); hatching size 0.60x0.50mm; 3) some have planktonic veliger some do not |
occurrence | subtidal fringing reef, northeastern side Coconut Island, Kaneohe Bay, Oahu;solated basalt boulders, Maile Point, Oahu; 3) Sampan Channel, Dredged Island, Coconut Island, Checker reef; Kaneohe Bay; Oahu |
references | 1) Hadfield et. al. 1972; 2) C. N. Hopper, in The Ecology and Reproductive Biology of Some Hawaiin Vermetid Gastropods, 1981; 3) J.B. Taylor in Planktonic Prosobranch Veligers of Kaneohe Bay, 1975 |
Phylogenetic Information
phylum | Mollusca |
class | Gastropoda (subclass Prosobranchia) |
order | Neotaenioglossa |
family | Vermetidae |
genus | Dendropoma |
species | platypus |
reproduction method | mantle brooding pattern |