. Studies on marine ostracods : pt. 1, Cypridinids, halocyprids and polycopids. Ph. (Ph.)glohosa. No variation was observed in the number of sensorial filaments on the end are rather abundant hairs on the second joint, and short, stiff hairs were also observedon the first joint, especially ventrally. Second antenna: — Exopodite: This is very like that of Ph. (Ph.) bristles on the second to the fourth joints are about as long as the first joint. In femaleswith large eggs in the brood chamber the long natatory bristles were broken off as in the speciesjust mentioned. T


. Studies on marine ostracods : pt. 1, Cypridinids, halocyprids and polycopids. Ph. (Ph.)glohosa. No variation was observed in the number of sensorial filaments on the end are rather abundant hairs on the second joint, and short, stiff hairs were also observedon the first joint, especially ventrally. Second antenna: — Exopodite: This is very like that of Ph. (Ph.) bristles on the second to the fourth joints are about as long as the first joint. In femaleswith large eggs in the brood chamber the long natatory bristles were broken off as in the speciesjust mentioned. The endopodite is also very like that of Pli. (Ph.) glohosa. Sometimesa rather short bristle, with short hairs, may be found somewhat distally of the long ventralbristle on the second joint. The distal bristle on this joint is perhaps somewhat more pointedthan in Ph. (Ph.) glohosa. Mandible: — Protopodite: Basale: This has from seven to nine bristlesventrally, some of which are rather long and some of moderate length. Apart from the two Stiulius on inaiiiu! Ostracods 415. /t^ u >T ~ ^ (^^^?> -. ?: /.:t X. 2. the shell, $; 312 X. 3. Left first anlenna, seen from inside, ?; 133 X. .. Endopodilo of the right second antennaseen from inside, <J stage I; 232 X. 5. Furca seen from inside, ?; 115 X. 6. Hod-shaped organ and median eye, ?; 160 x 4U) TAGE SKUOSBKKd distal bristles there is only one bristle dorsally, situated just in front of the middle of the joint;this bristle is about as long as this joint. The two distal bristles are somewhat different in length,somewhat longer or shorter than this joint. All three are of about the same type, with oneor a few wreaths of long, stiff secondary bristles at the middle and short, fine hairs two bristles of the exopodite are somewhat shorter than the distal bristles on thesecond protopodite joint, but of about the same type as these. E n d o p o d i t e: Of the fourventral bristles on the


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectostraco, bookyear1920