The appendices referred to in the species name are the extremely long hair chaetae of VI. – synonym of Slavina appendiculata
The species has been described under many different synonyms in tropical countries but not so in Europe. – synonym of Aulodrilus pigueti
The species name ("with dorsal pores" in Latin) refers to the position of the nephridial pores. – synonym of Pristinella notopora
The species name aequiseta means "with equal chaetae (setae)" in Latin, accentuating lack of giant hair chaetae character – synonym of Pristina aequiseta
The species name accentuates the morphological heterogeneity of the species within its original, broad sense. – synonym of Nais variabilis
The species name derived from lacus, meaning "lake, water body" in Latin. – synonym of Criodrilus lacuum
The species name derived from Hammonia, the latinized name of Hamburg. – synonym of Potamothrix hammoniensis
The species name evidently derived from the Latin quaterni, i.e. "by four", referring to the number of chaetal bundles, o – synonym of Aeolosoma quaternarium
The species name evidently refers to the comparatively obtuse branchial disc, with short gills, in comparison with some congener – synonym of Dero obtusa
The species name is derived from the River Ardi̬res. Рsynonym of Rhyacodrilus ardierae
The species name may be related to the dorsally directed branchial disc. – synonym of Dero dorsalis
The species name may be related to the Latin word velut, meaning "for example, so to say". – synonym of Embolocephalus velutinus
The species name may mean both the common occurrence and plain morphology, without any conspicuous characters, of this species. – synonym of Nais communis
The species name meaning "riverine" in Latin. – synonym of Potamodrilus fluviatilis
The species name meaning "snow-white" in Latin, may be related to the light, white, colour of live worms. – synonym of Dero nivea
The species name meaning "with four containers" in latinized Greek, referring to the number of spermathecae. – synonym of Dorydrilus tetrathecus
The species name means "a little muddy" in Latin. – synonym of Rhynchelmis limosella
The species name means "amidst ring dance" in Greek. – synonym of Cambarincola mesochoreus
The species name means "amphibious" in Latin, reminding of the original habitat, wet moss on lake shore. – synonym of Pristinella amphibiotica
The species name means "armed" in Latin, referring to giant chaetae. – synonym of Mesenchytraeus armatus
The species name means "associated with darkness" in Latin. – synonym of Aeolosoma tenebrarum
The species name means "associated with wetlands" in Latin. – synonym of Pararhyacodrilus palustris
The species name means "barbed" in Latin, referring to the prickly appearance of this worm. – synonym of Nais barbata
The species name means "bearded" in Latin, evidently referring to erect hair chaetae. – synonym of Psammoryctides barbatus
The species name means "beautiful" in Latin. – synonym of Haber speciosus
The species name means "bedewed" in Latin. – synonym of Monopylephorus irroratus
The species name means "belonging to karst" in Latin. – synonym of Rhyacodrilus carsticus
The species name means "belonging to river bank" in Latin. – synonym of Gianius riparius
The species name means "blood-coloured" in Latin. – synonym of Mesenchytraeus sanguineus
The species name means "blood-red" in Latin. – synonym of Bichaeta sanguinea
The species name means "buffoon, scaramouche" in Latin. – synonym of Amphichaeta sannio
The species name means "cave-dwelling" in Latin, after the original finding place. – synonym of Eisenia spelaea
The species name means "close to olchonensis", another species of the genus Rhynchelmis. – synonym of Rhynchelmis paraolchonensis
The species name means "competitor" in Latin. – synonym of Lumbricillus rivalis
The species name means "crystal-like" in Latin, referring to transparency of the worm. – synonym of Chaetogaster cristallinus
The species name means "deformed, inverted" in latinized Greek. – synonym of Chaetogaster diastrophus
The species name means "dressed in black" in Latin, apparently referring to the dark appearance of the worm, filled with abundan – synonym of Cernosvitoviella atrata
The species name means "dwarf" in Latin. – synonym of Epirodrilus pygmaeus
The species name means "eyed" in Latin, referring to dark spots. – synonym of Helodrilus oculatus
The species name means "female panther" in Latin, possibly referring to the anterior end spotted with a pigment. – synonym of Nais pardalis
The species name means "glassy" in Latin. – synonym of Aeolosoma hyalinum
The species name means "golden yellow" in Latin. – synonym of Aeolosoma flavum
The species name means "green" in Latin. – synonym of Aeolosoma viride
The species name means "green" in latinized Greek. – synonym of Allolobophora chlorotica
The species name means "hairworm-like" in Latin. – synonym of Haplotaxis gordioides
The species name means "having a small stomach" in Latin, referring to intestinal pouches. – synonym of Henlea ventriculosa
The species name means "inhabitant of depths" in Latin – synonym of Limnodrilus profundicola
The species name means "intermediate" in Latin. – synonym of Vejdovskyella intermedia
The species name means "lake-dwelling" in Latin. – synonym of Eclipidrilus lacustris
The species name means "little white" in Latin, the reason is obscure. – synonym of Psammoryctides albicola
The species name means "living in lakes" in latinized Greek. – synonym of Aulodrilus limnobius
The species name means "living in phreatic, ground water" in latinized Greek. – synonym of Spiridion phreaticola
The species name means "living in wetlands" in Latin. – synonym of Cernosvitoviella palustris
The species name means "living on a river bank" in Latin. – synonym of Marionina riparia
The species name means "long-haired" in Latin, referring to the shaggy appearance of the worm. – synonym of Vejdovskyella comata
The species name means "many-coloured" in Latin. – synonym of Lumbriculus variegatus
The species name means "medium" in Latin. – synonym of Trichodrilus medius
The species name means "misty, dark" in Latin. – synonym of Aporrectodea caliginosa
The species name means "motionless" in Latin. – synonym of Cernosvitoviella immota
The species name means "muddy" in Latin. – synonym of Monopylephorus limosus
The species name means "neck, back " in Latin. – synonym of Limnodrilus cervix
The species name means "nosy" in Latin, referring to the agile prostomium in live individuals. – synonym of Henlea nasuta
The species name means "of freshwater" in Latin, referring to the unusual habitat of this representative of marine subfamily. – synonym of Gianius aquaedulcis
The species name means "of mosses" in Latin, referring to findings in Sphagnum bogs. – synonym of Cognettia sphagnetorum
The species name means "of two different origins" in latinized Greek, referring to the disparities affecting the shape of anteri – synonym of Rhyacodrilus amphigenus
The species name means "olive-coloured" in Latin. – synonym of Aeolosoma olivaceum
The species name means "rich in setae (chaetae)" in Latin. – synonym of Chaetogaster setosus
The species name means "rich in setae (chaetae)" in Latin. – synonym of Homochaeta setosa
The species name means "sand-preferring" in latinized Greek. – synonym of Aeolosoma psammophilum
The species name means "scarlet red" in Latin. – synonym of Rhyacodrilus coccineus
The species name means "sickle-shaped" in Latin, referring to the shape of penial chaetae. – synonym of Rhyacodrilus falciformis
The species name means "silvery" in Latin. – synonym of Marionina argentea
The species name means "similar to Nais" in Latin. – synonym of Homochaeta naidina
The species name means "small" in Latin. – synonym of Cernosvitoviella minor
The species name means "small" in Latin. – synonym of Stylodrilus parvus
The species name means "snake-like" in Latin. – synonym of Ophidonais serpentina
The species name means "snow-white" in Latin. – synonym of Aeolosoma niveum
The species name means "stick-bearing" in Latin, apparently referring to oesophageal appendages. – synonym of Marionina clavata
The species name means "strange, peculiar" in Latin, referring to the unusual position of male ducts and spermathecae in the sam – synonym of Dorydrilus mirabilis
The species name means "striped" in Latin. – synonym of Lumbricillus lineatus
The species name means "thin" or "weak" in Latin. – synonym of Trichodrilus tenuis
The species name means "tiny" in Latin. – synonym of Peipsidrilus pusillus
The species name means "tongueless" in Latin, contrasting this worm with Nais proboscidea (=Stylaria lacustris) eq – synonym of Nais elinguis
The species name means "transparent" in latinized Greek. – synonym of Chaetogaster diaphanus
The species name means "unknown" in Latin. – synonym of Tubifex ignotus
The species name means "unstable" in Latin. – synonym of Xironogiton instabilis
The species name means "variegated" in Latin. – synonym of Aeolosoma variegatum
The species name means "very tiny" in Latin. – synonym of Henlea perpusilla
The species name means "wild, militant" in Latin, reflecting the dark and prickly appearance of preserved specimens, with thick – synonym of Spirosperma ferox
The species name means "with a short stick" in latinized Greek, referring to the short penis in comparison with that of Stylo – synonym of Stylodrilus brachystylus
The species name means "with different chaetae" in latinized Greek. – synonym of Tubificoides heterochaetus
The species name means "with diverse chaetae" in Latin. – synonym of Trichodrilus diversisetosus
The species name means "with equal pores" in latinized Greek, referring to two pairs of male pores. – synonym of Lamprodrilus isoporus
The species name means "with four containers" in Latinized Greek, referring to four spermathecae. – synonym of Rhynchelmis tetratheca
The species name means "with large chaetae" in Greek, referring to ventral enlarged chaetae. – synonym of Vejdovskyella macrochaeta
The species name means "with many setae (chaetae)" in Latin. – synonym of Aulodrilus pluriseta
The species name means "with numerous setae (chaetae)" in Latin. – synonym of Quistadrilus multisetosus
The species name means "with six teeth" in Greek. – synonym of Branchiobdella hexodonta
The species name means "with small conteiners" (spermathecae) in latinized Greek. – synonym of Cernosvitoviella microtheca
The species name means "with spherical conteiner" in latinized Greek, referring to the shape of the spermathecal ampulla. – synonym of Cernosvitoviella sphaerotheca
The species name referring to findings in the brackish-water littoral. – synonym of Aeolosoma litorale
The species name referring to the bifid (bilobate) needle chaetae. – synonym of Pristinella bilobata
The species name referring to the freshwater (lacustrine) habitat of this species, different from that of the other species of t – synonym of Stylaria lacustris
The species name referring to the position of male pores on large protuberances. – synonym of Trichodrilus macroporophorus
The species name referring to way of life on another animal. – synonym of Branchiobdella parasita
The species name refers to extremely long dorsal chaetae (setae) in III. – synonym of Pristina longiseta
The species name refers to groundwater habitat. – synonym of Rhyacodrilus subterraneus
The species name refers to living in wet or aquatic habitat. – synonym of Aporrectodea limicola
The species name refers to montane habitat. – synonym of Peristodrilus montanus
The species name refers to simple-pointed needle chaetae. – synonym of Nais simplex
The species name refers to slight differences in comparison with Nais obtusa (=Piguet, 1906a. – synonym of Nais pseudobtusa
The species name refers to the biblical Holy Land (Palestina) where the species was first found. – synonym of Helodrilus patriarchalis
The species name refers to the bifurcate appearance of the posterior end with two palps. – synonym of Aulophorus furcatus
The species name refers to the characteristic large pharyngeal glands. – synonym of Cognettia glandulosa
The species name refers to the intermediate character of the species in comparison with the related taxa known at that time. – synonym of Trichodrilus intermedius
The species name refers to the marine littoral as a typical habitat. – synonym of Paranais litoralis
The species name refers to the palm-like, fingered appearance of the branchial disc. – synonym of Dero digitata
The species name refers to the pink (rose) colour of live individuals. – synonym of Pristinella rosea
The species name refers to the snail Lymnaea, the first known host of this worm. – synonym of Chaetogaster limnaei
The species name refers to the type locality in high mountains. – synonym of Nais alpina
The species name means "hooked" in Latin, referring to sigmoid chaetae. – synonym of Uncinais uncinata
The species named after the Bothnian Bay. – synonym of Paranais botniensis
The species was at first erroneously treated as a parasite of freshwater bryozoans, by its author. – synonym of Ripistes parasita
The tautonymic species name refers to the ability of building tubes on mud surface. – synonym of Tubifex tubifex