25.04.2013 Views

Download PDF as one large file - AToL Decapoda

Download PDF as one large file - AToL Decapoda

Download PDF as one large file - AToL Decapoda

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

160 Family Palaemonidae<br />

Genus Pontonia Latreille, 1829<br />

Key to species<br />

[Adapted from Chace, 1972]<br />

1. Carapace pubescent, cervical groove well marked; major second pereopod with<br />

<strong>large</strong> rounded tooth on movable finger fitting into completely enclosed socket in<br />

immovable finger P. unidens<br />

Carapace not pubescent, without cervical groove; en<strong>large</strong>d tooth on movable finger<br />

of major second pereopod, if present, triangular and fitting into shallow, partially<br />

open socket in immovable finger , 2<br />

2. (1) Telson with dorsal spines minute, inconspicuous P. domestica<br />

Tel son with dorsal spines well developed (three posterior pereopods with dactyli<br />

stout, inferior margin convex) P. margarita

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!