[DOC] [TLE] Annelida facts, information, pictures | Encyclopedia.com articles ... [PAR] Over 12,000 known species are grouped in three classes: the earthworms and 
freshwater ... Their colors are often brilliant, and some species are iridescent. .... 
Another group of jawed bloodsuckers is terrestrial; these leeches live in damp ... 
Both earthworms and bristleworms also possess hairlike setae, composed of 
chitin... [DOC] [TLE] What are the three classes of the phylum Annelida? | Reference.com [PAR] The three classes of organisms in the phylum annelida include freshwater worms 
... species of earthworms in the United States and Canada, but only 60 of these... [DOC] [TLE] Hawaii annelid worms not in my book [PAR] (Bristle worms, fireworms, Christmas tree worms, spaghetti worms, and ... Most 
but not all are blood-suckers which attach to other animals. ... Sharks in Hawaii 
often bear other species of leeches on the gills or fins. ... There are few good 
photos of marine leeches in their natural habitat, so it was a pleasure to see this 
one. [DOC] [TLE] Common Examples of Annelids | Animals - mom.me [PAR] About 9,000 species of annelids are known. ... Earthworms are probably the best 
known and most common of the annelids; more than 2,700 ... These coldblooded 
creatures are hermaphrodites, meaning each one is both male and female, ... 
Often feared for their reputation as bloodsuckers, leeches are another example of
... [DOC] [TLE] The Annelids (Phylum Annelida) - The Earth Life Web [PAR] 3)Body cavity is a true coelom, often divided by internal septa. ... Only a few 
species of annelids are commonly known to human beings, these include the ... 
The earthworms, of which there are many species, are exceedingly important in 
soil... [DOC] [TLE] All about Leeches - Center for Invertebrate Biology [PAR] Mar 14, 2005 ... about leeches is that there is only one kind of leech. In fact, there are between. 
700 and 1000 species of leeches worldwide and they can be found in a ... 
aquatic blackworms and their terrestrial cousins, the earthworms), ... These are 
the bloodsuckers and are the ones that ... have either two or three jaws. [DOC] [TLE] All about the Leeches of Montezuma Well [PAR] At Montezuma Well, there are four species of leeches, in the genus ... (marine 
sandworms and bristleworms) and Oligochaetes (aquatic ... terrestrial cousins, 
the earthworms), amphipods (side-swimmers), and lots of different ... 3 crocodiles
, and humans. These are the bloodsuckers and are the ones that most people 
think of... [DOC] [TLE] Mollusks and Annelids [PAR] The three major classes of annelids ... (earthworms and related freshwater worms
), and the .... In their basic body plan (figure 45.5), mollusks have dis- ... and the 
visceral mass; these folds constitute the mantle. In ..... free-living, almost entirely 
marine bristleworms, comprising ... bloodsucking lifestyle as external parasites. [DOC] [TLE] h2g2 - Leeches, more than just bloodsuckers [PAR] Jun 24, 2005 ... While broadly similar to earthworms, a true leech differs by having a consistent 
number of segments, each of which is always divided into two or more ... These 
leeches are either ones that swallow their prey whole, or ones that ... The other 
species of leeches comprise the bloodsucking varieties, some still... [DOC] [TLE] Marine Species Identification Portal : Phylum Annelida [PAR] Annelid wormspolychaetes, earthworms (oligochaetes), and leeches ... About 
15,000 species of annelids are grouped into three classes: the Polychaeta, 
mostly marine and a few soil and freshwater bristle worms; the Oligochaeta, 
terrestrial ... Some tube-dwelling polychaetes leave their tubes, others do not; all 
of these... [DOC] [TLE] Types of Annelids - Facts for Now - Scholastic [PAR] Annelids are divided into three main classes: the oligochaeta, which include the 
... the hirundinea, which include the leeches; and the polychaeta, or bristle worms
. ... Earthworms literally eat their way through the soil, obtaining nourishment from 
... In temperate regions of the world, these creatures annoy people who swim in... [DOC] [TLE] Annelida - American Museum of Natural History [PAR]

Question: There are 3 classes of annelids: bristleworms, earthworms & these bloodsuckers
Answer: leeches