588 Charles Zeleny 
TABLE 18 
Cambarus bartoni. Nos. 2218-2267. Single chela removed. Regeneration during molts four to six 
| AVERAGE | 
ance | cePHato- | LENGTH oF | LENGTH or | SPECIFIC | SPECIFIC 
ae morts | INTERVAL | pHoracic | UNINJURED REGENERAT- AMOUNT OF | RATE OF 
eR INDAYS | Joxorn | CHELA | INGCHELA REGENERA- | REGENERA- 
| TION TION 
| | MOLTS 4, 5 | 
2223 | 4-5-6 23 6.5 AcOne al Bik | 0.54 | 0.023 
2262 | 4-5-6 19 6.5 4-7 2/9) | =) tomas 0.024 
2218 4-5-6 23 6.6 4-7 2.9 0.44 0.019 
2219 4-5-6 26 6.6 4.6 Zia 0.53 | 0.020 
2259 4-5-6 19 6.6 4.9 3.0 O:45. | ©.028 
2239 4-5-6 31 6.7 4.4 | 3.2 0.48 0.015 
2248 4-5-6 24 6.7 4-4 Big) 0.46 0.015 
2227 4-5-6 20 6.8 iol 356 0.53 0.0265 
2238 4-5-6 23 6.8 5.0 3-6 0.53 0.023 
2252 4-5-6 28 6.8 | 4.8 B55 0.51 0.018 
L2242 4-5-6 20 6.9 | ively | ar 0.45 0.0225 
DMSO St och IOGHOUOOSE 2 a 6.68 7A | 3.26 0.488 0.021 
Tables 18, 19, 20, and 21. The specific amount of regeneration is the length of the regenerated 
chela propodite per unit of cephalo-thoracic length. 
TABLE 19 
Cambarus bartoni. Nos. 2218-2267. Single chela removed. Regeneration during molts eight to 
nine and nine to ten 
CATA- 
LOGUE 
NUMBER 
2241 
2246 
2267 
2221 
2220 
Average 
CEPHALO- 
INTERVAL 
MOLTS THORACIC 
IN DAYS 
| LENGTH 
8-9 27 10.5 
8-9 30 10.5 
8-9 20 10.5 (?)| 
g-I0 27 ie 
g-Io 43 U7 
NOCH a 29.4 10.94 
LENGTH OF 
UNINJURED 
CHELA 
COIEST® cGN STi 
o-FN 
SPECIFIC 
LENGTH OF 
AMOUNT OF 
REGENERA- | - 
REGENERA- 
TING CHELA 
TION 
isa) 0.50 
5:7 0.54 
4.4 0.42 
5-4 0.46 
6.0 0.50 
5.36 0.484 
SPECIFIC 
RATE OF 
REGENERA~ 
TION 
019 
.018 
.021 
-O17 
O12 
OROR OOO 
re) 
-O17 
