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Mathematical models for Isoptera (Insecta) mound growth
(Instituto Internacional de Ecologia, 2008-08-01)
Nessa pesquisa, propusemos dois modelos matemáticos derivados da curva de Von Bertalanffy para o crescimento dos ninhos de Isoptera; um específico para Nasutitermes coxipoensis; e outro mais geral. A altura média e o ...
Reproductive mechanisms in a Nasutitermes species (Isoptera: Termitidae)
(Instituto Internacional de Ecologia, 1999-11-01)
Foi analisado o número de reprodutores presentes nas colônias de Nasutitermes sp., discutindo suas possíveis estratégias reprodutivas. Vinte e quatro ninhos de Nasutitermes sp. foram coletados e abertos sendo encontrado ...
Record of a gregarine (Apicomplexa : Neogregarinida) in the abdomen of the termite Coptotermes gestroi (Isoptera, Rhinotermitidae)
(Academic Press Inc. Elsevier B.V., 2008-02-01)
Coptotermes gestroi is an exotic species of termite that is a pest of great economical importance in Brazil. This paper relates the occurrence of a coelomic gregarine (Apicomplexa: Neogregarinida) in the abdomen of the ...
Biometrics studies of caste development in Nasutitermes coxipoensis (Isoptera; Termitidae)
(California State University, 2002-01-01)
A biometric study of caste development was carried out using Nasutitermes sp., by measuring the height, width, and length of the head, the length and width of the pronotum and mesonotum, and the length of the posterior ...
Soldier head morphology of the Neotropical termites: Embiratermes festivellus Silvestri and Spinitermes brevicornutus (Desneux) (Isoptera, Termitidae)
(Sociedade Brasileira de Zoologia, 1996-01-01)
Heads of soldier termites belonging to the species Embiratermes festivellus (Silvestri, 1901) (Termitidae, Nasutitermitinae) and Spinitermes brevicornutus (Desneux, 1904) (Termitidae, Termitinae) were examined using scanning ...
Morfologia do tubo digestivo nos cupins Heterotermes tenuis (Hagen) e Coptotermes havilandi Holmgren (Isoptera, Rhinotermitidae)
(Sociedade Brasileira de Zoologia, 2000-03-01)
The digestive tube of workers of Heterotermes tenuis (Hagen, 1858) e Coptotermes havilandi Holmgren, 1911 was analysed under the anatomical view. The digestive tube of both species did not show conspicuous diferences in ...
Comportamento intra-específico do cupim Heterotermes tenuis (Hagen) (Isoptera, Rhinotermitidae) em condições de laboratório
(Sociedade Brasileira de Zoologia, 2000-06-01)
Groups of Heterotemies tenuis (Hagen, 1858) from five infestation points were paired in bioassays to investigate the intercolony aggression. The combinations of arena sizes (Petri dishes of 6.0 and 9.0 cm) and temperatures ...
População e território de forrageamento de uma colônia de Heterotermes tenuis (Hagen) (Isoptera, Rhinotermitidae)
(Sociedade Brasileira de Zoologia, 2003-09-01)
Heterotermes tenuis (Hagen, 1858) is a subterranean termite that cause damage in forests, crops and urban areas. The population and foraging territory of an urban colony were determined using triple mark-release-recapture ...
The exocrine glands of swarming females and physogastric queens of Cornitermes cumulans (Kollar) (Isoptera, Termitidae, Nasutitermitinae)
(Sociedade Brasileira de Zoologia, 2001-12-01)
The histological study of the exocrine glands in the swarming females showed the presence of tergal glands, mandibular glands, salivary glands and sternal glands. Tergal and sternal glands are not developed in the physogastric ...
Reproductive strategy of Coptotermes gestroi (Isoptera: Rhinotermitidae) in Brazil
(2004-07-26)
The termite Coptotermes gestroi (Wasmann) (Rhinotermitidae) is an exotic species in Brazil. This species forms colonies headed by primary reproductives, however, non-functional neotenics are commonly found even in the ...