A MONOGRAPH OF THE EXISTING CEINOIDS 23 



Genus DAIDALOMETRA A. H. Clark 



Aafcta. <P«r» A. H. CI,.., P-oe. U. S. Nat. »to, «oUIS, ""^^J im 36 „. 

 n«l~«.»*« (part) A. H. Cum, SmUhsom.r, M.. ^ Coll vol 50 i pt. 3 1907 p. 



118; Kungl. Fysiogr. Sallsk. Handl., new ser., vol. 45, No. 11, 1934, pp. IS, 

 ftnoiio* -A genus of Thalassometridae in which the division series, which are all 

 2 and arms are latefaSy compressed and sharply carinate, gable ike m cross section the 

 L^rariltL bei/g produced into high crests or broad ^™^J^ ™ 



TleX and delicate, 20-24 mm. long with 32-75 segments, and are arranged m 10 

 ^-^^^l^^Z^^% -or and northward to 

 southwestern Japan. 



j i a tr r>i«rlr iqo7 The two species included in it at tne time oi me ™ & 

 ScSLnwtTfcr^ B-. 'in 1MB a key to the two ioduded specie, » 

 g " "'with «*. regarded as a syooRym of f ^'p^Tt" GisUo w»U tot this 

 In ,922 inhkdoBOriptionof '^^^^SwiW from 



extent a transition between these two genera. 



KEY TO THE SPECIES IN THE GENUS DAIDALOMETRA 

 .. Cirxi short, not more than half the len g th of the arms, with not m o r e than 65 stents; arms 60-65 



|TS£3* «H» -meats; division series and ^^^^T^TSfiS 

 m edian carination, the ossicles ^ e^ and "gnous^, ^_ ^ 



(Queensland to Timor and northward to the Sulu [Jol6] Arcmpe g ^^.^ (p 25) 



b2 Cirri with 32-39 segments; carination of the division *£Efitt££Z£^ 



' crest; edges of the elements of the division senes and proximal brachials^^^ ^ ^ 



arms (Zamboanga, Mindanao; about 5 4 » met ^j " - " "££ mm Iong wit h 68-77 segments; 



«.. Cirri longer, more than two-thirds of the length of the arms 40-45 mm. g ^ ^ 



arms 10-11. 60 mm. long (southwestern Japan, 196-254 meters).. 



