Gastropoda
腹足綱
腹足綱
Gastropoda n 1 :
snails and slugs and their relatives [
synonym : {
Gastropoda },
{
class Gastropoda }, {
Gasteropoda }, {
class Gasteropoda }]
Gastropoda \
Gas *
trop "
o *
da \,
n .
pl ., [
NL .,
fr .
Gr . ?, ?,
stomach -
poda .] (
Zool .)
One of the classes of Mollusca ,
of great extent .
It includes most of the marine spiral shells ,
and the land and fresh -
water snails .
They generally creep by means of a flat ,
muscular disk ,
or foot ,
on the ventral side of the body .
The head usually bears one or two pairs of tentacles .
See {
Mollusca }. [
Written also {
Gasteropoda }.]
[
1913 Webster ]
Note :
The Gastropoda are divided into three subclasses ;
viz .:
({
a })
The Streptoneura or Dioecia ,
including the Pectinibranchiata ,
Rhipidoglossa ,
Docoglossa ,
and Heteropoda . ({
b })
The Euthyneura ,
including the Pulmonata and Opisthobranchia . ({
c })
The Amphineura ,
including the Polyplacophora and Aplacophora .
[
1913 Webster ]
安裝中文字典英文字典查詢工具! 中文字典英文字典工具:
複製到剪貼板
英文字典中文字典相關資料:
Time in Delhi, India now Current Local Time in New Delhi, Delhi, India - timeanddate. com Time in New Delhi, India (LIVE) - Worldometer Current Time in New Delhi, India | Time. now What time is it in New Delhi, India right now? New Delhi: 2:55 am - What Time Is Current local time in New Delhi, India - WorldTimeServer. com Time in New Delhi, India - World Time Buddy Current Local Time in Delhi, India Current Time in New Delhi, India — Live Clock, Weather Travel Guide . . .