Cyrtosoma

Spiessberger, Erich L. & Ivie, Michael A., 2018, Revision of the West Indian Cyrtosoma Perty (Coleoptera: Tenebrionidae: Cnodalonini), with Descriptions of Three New Species, The Coleopterists Bulletin 72 (4), pp. 825-837 : 827-829

publication ID

https://doi.org/ 10.1649/0010-065X-72.4.825

publication LSID

urn:lsid:zoobank.org:pub:A70A59C2-AF8B-4FF6-931C-9DF8EC5041FB

persistent identifier

https://treatment.plazi.org/id/A8490A43-FFAF-FFA1-2C8D-DF8FFD4BF92F

treatment provided by

Diego

scientific name

Cyrtosoma
status

 

KEY TO THE WEST INDIAN SPECIES OF CYRTOSOMA

1. Pronotum and elytra glabrous; dorsal surface of tibiae lacking erect, long setae; metaventrite and first ventrite without post-coxal, pit-like crenulations; genal groove variable .......... 2

1 ′. Pronotum and elytral intervals with sparse, fine setae; dorsal surface of tibiae with erect, long, fine, sparse setae; metaventrite and first ventrite with post-coxal, pit-like crenulations; genal groove long ( Figs. 7, 10 View Figs ) ............... 5

complete ( Fig. 11 View Figs ); St. Lucia.................... ..................... C. luciae Spiessberger and

Ivie, new species

5. Gena coarsely, deeply punctate ( Fig. 7 View Figs ); Guadeloupe........................................... ........... C. lherminierii (Guérin-Méneville)

5 ′. Gena ventrally smooth near eye, impunctate ( Fig. 10 View Figs ); Dominica.............. C. dominicae

Spiessberger and Ivie, new species

2. Gena strongly punctate near eye ( Figs. 9, 12 View Figs ); elytral striae deep, punctate, interstriae convex and punctate, shiny ( Figs. 3, 6 View Figs ) ............... 3

2 ′. Gena impunctate near eye ( Figs. 3, 5 View Figs ); elytral striae shallow, impunctate, interstriae flat and nearly impunctate, matte ( Figs. 8, 11 View Figs ) ............ 4

3. Body elongate ( Fig. 6 View Figs ); genal groove long ( Fig. 12 View Figs ); St. Vincent.............................. ........................ C. vincenti Spiessberger and Ivie , new species

3 ′. Body short, laterally rounded ( Fig. 3 View Figs ); genal groove short ( Fig. 9 View Figs ); Grenada.................. ......................... C. grenadense Marcuzzi

4. Frons and clypeus distinctly punctate, punctures separated by less than a diameter; prosternal process bearing sparse, long, fine, erect, golden setae; genal groove short ( Fig. 8 View Figs ); Martinique................. C. martiniquense Marcuzzi

4 ′. Frons and clypeus very finely punctate, punctures separated by more than a diameter; prosternal process glabrous; genal groove

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Tenebrionidae

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