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Mesalina guttulata follows a seasonal reproductive cycle in Israel which commences in autumn and concludes in spring. Mean clutch size (n = 16) was 4.2 +/- 1.3 SD, range 1-6. One is a new minimum clutch size for this species. Males and females of M. guttulata reach maturity at 36 mm and 43 mm snout vent length, respectively. Mature females were larger than males. There was no suggestion that females produce multiple clutches. The correlation between female body size and clutch size was not significant.