The Cratomorphini are a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English is in the discipline of anthropology. This definition is contested, in part due to confli ...

fireflies The Lampyridae are a family of elateroid beetles with more than 2,000 described species, many of which are light-emitting. They are soft-bodied beetles commonly called fireflies, lightning bugs, or glowworms for their conspicuous production ...

of the large subfamily

Lampyrinae The Lampyrinae are a large subfamily of fireflies (Lampyridae). The exact delimitation, and the internal systematics, have until recently been a matter of debate; for long this group was used as a " wastebin taxon" to hold any fireflies with insu ...

. The genera placed here often contain well-sized members of their

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

. The

larva A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. ...

e of many

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

climb trees to feed on snails. This group contains a few "lightning bugs" (flashing fireflies) from North America, e.g. the genus ''

Pyractomena ''Pyractomena'' is a genus of fireflies in the family Lampyridae. There are at least 20 described species in ''Pyractomena''. Species References Further reading * * * * * * * * Lampyridae Lampyridae genera Biolumi ...

''. Further south in the American

tropics The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referr ...

, '' Aspisoma'' can be found.

Systematics

The group has recently been examined using molecular phylogenetics, using fairly comprehensive sampling.

Genera

* '' Aspisoma'' Laporte, 1833 * '' Aspisomoides'' Zaragoza-Caballero, 1995 * '' Cassidomorphus'' Motschulsky, 1853 * '' Cratomorphus'' Motschulsky, 1853 * '' Micronaspis'' Green, 1948 * '' Paracratomorphus'' Zaragoza-Caballero, 2013 * ''

'' LeConte, 1845

References

Lampyridae {{firefly-stub