Further observations on scorpion genera Hadrurus and Hoffmannihadrurus (Scorpiones, Caraboctonidae)

Further observations on scorpion genera Hadrurus and Hoffmannihadrurus (Scorpiones, Caraboctonidae)

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Multiple populations of Hadrurus pinteri from Baja California Sur, Mexico have been examined.It is demonstrated that the southern populations of this species have a larger number of accessory trichobothria (neobothriotaxy) than the northern populations, numbers exceeding Paper Label Remover the maximum currently recorded for the genus.Examination of carapace and chela coloration and its patterns show a close affinity between Hadrurus pinteri and the dark phase of Hadrurus concolorous.

A new morphometric ratio of the carapace is defined that distinguishes Hadrurus from Hoffmannihadrurus, CHEESE SPIKE further supporting the monophyly of the latter genus.