Chaetognatha

She phylum dy ghianeyn marrey craghagh eh **Chaetognatha** (*keeilyn-renaigagh*).  T'ad nyn guse vooar jeh bea marrey.  Ta mysh 20% ny dooieyn er fys cummal ‘sy chryss venthagh.  T'ad ry-akin er feie ny faarkaghyn.  

Ta chaetognathyn trooid-hoilshagh son y chooid smoo, agh ta kuse dy ghooieyn marrey dowin jiarg-buigh.  T'ad 2-120mm er lhiurid. 

Ta mysh 120 dooie ayn, ayns mysh 20 genera.  Ga nel vel shen monney, ta ymmodee cretooryn ayn. 

## Jalloo-oaylleeaght
She beiyn trooid-hoilshagh t'ayn, as ad ayns cummey shleiy, er ny rheynn dy baghtal ayns kione, corp as arbyl.  Ta  oc.  Ta 4-14 jialgyn greimmee dooanagh er dagh çheu nyn ging, mygeayrt towl beill.  Rish snaue, ta scaa skeaylley jeh'n wannal as coodaghey ny jialgyn.  She cragheyderyn t'ayn, as t'ad jannoo ymmyd jeh ny jialgyn dys greimmey bea marrey elley. Ta piyr ny ghaa dy heu-asnaghyn, as strughtooryn aynsyn gollrish  eeast.  Ta ny goullyn shoh jeant jeh far-chrackan bunneydagh kianglt rish yn epiderm.  Cha nel ad coreggyragh rish goullyn asnee eeast.  Ta asney arbyllagh coodaghey y famman.  Ta organeyn bea-hoilsheydagh er asnaghyn daa ghooie, *Caecosagitta macrocephala* as *Eukrohnia fowleri*.  T'ad snaue er roie beg, liorish tonnaghey kirpey drommey-gaillagh.  Ta'n asney fammanagh seiy as ny h-asnaghyn kirpey co-soieaghey as stiurey. 

Ta nieu-nearag, *[[tetrodotoxin]]*, ec kuse jeu myr saase cur cragh fo chosh.

Cha nel peritoneum oc.  Ta'n towl kirpey rheynnit ayns shamyr er dagh heu ny kirpey, as shamyryn elley çheusthie y ching as famman.  Ta beeal oc, feeacklyn beggey, yl-hooillyn as corys nearag.  Cha nel corys ennalagh ny corys folley oc.
 
Ta'n beeal kianglt rish farang muskylagh, as fairaigyn smarree ayn.  Ta collane jeeragh skeaylley dys yn thoyn roish yn 'amman.  Ta'n chollane lheie bea, as ta piyr dy ghiverticula aynjee.  Ta kippeenyn gymmyrkey stoo trooid y chorp, as ta stoo fuillee goll er sheeley magh trooid y thoyn ny trooid y chrackan hene.

She corys nearag neuchramp t'ayn: fainney nearag ghaingleenagh mygeayrt yn 'arang.  Ta ny gaingleenyn skeaylley er feie y chorp; she yn gaingleen cooylagh eh y fer smoo.  Ta friogganyn ennee reaghit myr straihyn rish lhiattee y chorp; t'ad jannoo obbyr linney çheualagh yeeastyn, foddee.  Ta straih elley rish y chione as mwannal.  Ta daa yl-hooill ayn, jeant jeh ymmodee sooillagyn cappan ghaahagh.  Ta ny  sooilley oc caghlaait ass mynphiobanyn.

## Geddyn sliught
She dooieyn daa-ghooghyssagh t'ayn; ta oohyn as sheel oc.  Ta maggleyn 'syn arbyl, as sheelaneyn oohrey ec kione jerree y towl kirpey.  Ta sheelyn faagail ny maggleyn as gappaghey 'sy towl kirpey; eisht t'ad snaue dys bleddyr sheelagh as goll er paggal myr .

Rish colleeys, t'ad cur  er mwannal y cheilley.  Ta'n sheel snaue magh cour piyr dy ghoralyn rish yn arbyl.  T'adsyn kianglt rish yn 'eddan ooh, raad ta ny h-oohyn appee tannaghtyn, as ta'n sheel nyn dorraghey.  

Ta ny h-oohyn torrit nyn mea varrey; t'ad goll lesh y tidey, ny kiangley rish algey.  Cha nel keim vea laarvey oc; t'ad breh 'sy cummey aasit, agh ny sloo.

## Imraaghyn

## Kianglaghyn magh

*''Pseudosagitta gazellae''
*Chaetognatha of the World
*Rolley dooieyn chaetognatha
*Saaseyn dy chur enney er chaetognatha