A Checklist of the Beetles of Cuba with Data on Distributions and ...
A Checklist of the Beetles of Cuba with Data on Distributions and ...
A Checklist of the Beetles of Cuba with Data on Distributions and ...
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Table 4. C<strong>on</strong>tinued.<br />
A <str<strong>on</strong>g>Checklist</str<strong>on</strong>g> <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g> <str<strong>on</strong>g>Beetles</str<strong>on</strong>g> <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g> 17<br />
Total Total End. Native Intro Predict. Err<strong>on</strong>eous<br />
ORDER COLEOPTERA Genera Species Species Species Species Species Species<br />
_________________________________________________________________________________________<br />
Chrysomeloidea<br />
155. Cerambycidae 42 230 144 80 6 9 9<br />
156. Bruchidae 13 36 8 24 4 0 0<br />
159. Chrysomelidae 85 374 306 68 0 9 6<br />
Curculi<strong>on</strong>oidea<br />
161. Anthribidae 12 29 23 5 1 2 0<br />
162. Belidae 1 1 1 0 0 0 0<br />
163. Attelabidae 4 13 6 7 0 0 0<br />
164. Brentidae 9 20 14 5 1 1 0<br />
167. Curculi<strong>on</strong>idae 134 385 232 131 22 12 0<br />
__________________________________________________________________________________<br />
Totals 954 2673 1495 1092 86 98 38<br />
ORDER STREPSIPTERA<br />
Corioxenidae 1 1 0 1 0 1 0<br />
Myrmecolacidae 1 1 0 1 0 0 0<br />
Halictophagidae 1 1 0 1 0 0 0<br />
__________________________________________________________________________________<br />
Totals 3 1 0 3 0 1 0<br />
Summary <strong>and</strong> origins <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g> beetle fauna <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g><br />
Summary <str<strong>on</strong>g>of</str<strong>on</strong>g> diversity<br />
The <str<strong>on</strong>g>Cuba</str<strong>on</strong>g>n beetle fauna is now known to c<strong>on</strong>tain<br />
87 families, 954 genera, <strong>and</strong> 2,673 species<br />
(Table 4). This diversity can be compared <str<strong>on</strong>g>with</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g><br />
known beetle fauna <str<strong>on</strong>g>of</str<strong>on</strong>g> o<str<strong>on</strong>g>the</str<strong>on</strong>g>r areas, such as <str<strong>on</strong>g>the</str<strong>on</strong>g><br />
United States <str<strong>on</strong>g>with</str<strong>on</strong>g> 131 families; Canada <str<strong>on</strong>g>with</str<strong>on</strong>g> 129<br />
families, 3526 genera, <strong>and</strong> 25,160 species; Mexico<br />
<str<strong>on</strong>g>with</str<strong>on</strong>g> 114 families; Brazil <str<strong>on</strong>g>with</str<strong>on</strong>g> 104 families, 4,351<br />
genera, <strong>and</strong> 26,755 species; <strong>and</strong> Australia <str<strong>on</strong>g>with</str<strong>on</strong>g> 113<br />
families (Costa 2000, Marske <strong>and</strong> Ivie 2003,<br />
Navarrete-Heredia <strong>and</strong> Fierros-López 2001). It is<br />
clear that additi<strong>on</strong>al families, genera, <strong>and</strong> species<br />
remain to be discovered in <str<strong>on</strong>g>Cuba</str<strong>on</strong>g>. There are some<br />
evident patterns in <str<strong>on</strong>g>the</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g>n beetle fauna, as discussed<br />
below.<br />
An unbalanced fauna<br />
The family, subfamily, tribal <strong>and</strong> generic compositi<strong>on</strong><br />
<str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g>n beetle fauna is dissimilar in<br />
many ways from that found in <str<strong>on</strong>g>the</str<strong>on</strong>g> neighboring c<strong>on</strong>tinental<br />
l<strong>and</strong>s <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g> sou<str<strong>on</strong>g>the</str<strong>on</strong>g>rn United States,<br />
Mexico, <strong>and</strong> Central America. The most c<strong>on</strong>spicuous<br />
feature is that many tax<strong>on</strong>omic groups are absent.<br />
This comparative difference is called a dis-<br />
harm<strong>on</strong>ic or unbalanced fauna. It is a result <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g><br />
l<strong>on</strong>g oceanic isolati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g> as an isl<strong>and</strong>. If <str<strong>on</strong>g>the</str<strong>on</strong>g>re<br />
had been free <strong>and</strong> obstructed movement <str<strong>on</strong>g>of</str<strong>on</strong>g> faunas<br />
between all <str<strong>on</strong>g>the</str<strong>on</strong>g>se regi<strong>on</strong>s <strong>and</strong> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g> it would be expected<br />
that <str<strong>on</strong>g>the</str<strong>on</strong>g> higher-level tax<strong>on</strong>omic makeup <str<strong>on</strong>g>of</str<strong>on</strong>g><br />
<str<strong>on</strong>g>the</str<strong>on</strong>g> beetles <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g> would be similar to that <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g><br />
neighboring c<strong>on</strong>tinental l<strong>and</strong>s.<br />
The actual dissimilarity is str<strong>on</strong>g evidence that<br />
<str<strong>on</strong>g>Cuba</str<strong>on</strong>g> has not had a direct l<strong>and</strong> c<strong>on</strong>necti<strong>on</strong> to <str<strong>on</strong>g>the</str<strong>on</strong>g>se<br />
neighboring areas <strong>and</strong>, as a corollary, that <str<strong>on</strong>g>Cuba</str<strong>on</strong>g><br />
has been l<strong>on</strong>g isolated from <str<strong>on</strong>g>the</str<strong>on</strong>g>se l<strong>and</strong>s by a significant<br />
oceanic barrier to beetle dispersal <strong>and</strong> col<strong>on</strong>izati<strong>on</strong>.<br />
Isl<strong>and</strong>s which have always been so isolated<br />
are called oceanic isl<strong>and</strong>s. Table 5 is a list <str<strong>on</strong>g>of</str<strong>on</strong>g><br />
beetle families which are known in c<strong>on</strong>tinental<br />
warm-temperate Nearctic <strong>and</strong> tropical Neotropical<br />
l<strong>and</strong>s adjacent to <str<strong>on</strong>g>Cuba</str<strong>on</strong>g> <strong>and</strong> which might ei<str<strong>on</strong>g>the</str<strong>on</strong>g>r be<br />
eventually discovered in <str<strong>on</strong>g>Cuba</str<strong>on</strong>g>, or whose absence<br />
helps to show <str<strong>on</strong>g>the</str<strong>on</strong>g> unbalanced nature <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>the</str<strong>on</strong>g> <str<strong>on</strong>g>Cuba</str<strong>on</strong>g>n<br />
fauna.<br />
Generic <strong>and</strong> specific endemism <strong>and</strong> species<br />
swarms