@article {12297, title = {Observaciones sobre algunas cuevas del Norte de Espa{\~n}a y descripci{\'o}n de una nueva especie de {\textquoteleft}{\textquoteleft}Speocharis{\textquoteright}}, journal = {BSeh}, volume = {11}, year = {1911}, pages = {567-571.}, author = {Bol{\'\i}var, C.} } @article {12175, title = {Un nuevo s{\'\i}lfido cavern{\'\i}cola de la regi{\'o}n Cant{\'a}brica}, journal = {BSeh}, volume = {15}, year = {1915}, pages = {401-402.}, author = {Bol{\'\i}var, C.} } @article {12157, title = {S{\'\i}lfidos cavern{\'\i}colas de la regi{\'o}n de Castro Urdiales (Santander)}, journal = {BSeh}, volume = {17}, year = {1917}, pages = {207-211.}, author = {Bol{\'\i}var, C.} } @article {12140, title = {Una Bathysciola cavern{\'\i}cola nueva, de la vertiente espa{\~n}ola de los Pirineos (Col. Silphidae)}, journal = {BSeh}, volume = {18}, year = {1918}, pages = {447-449.}, author = {Bol{\'\i}var, C.} } @article {12128, title = {Nota sobre tres {\textquoteleft}{\textquoteleft}Bathysciola{\textquoteright} de Catalu{\~n}a}, journal = {BIcs}, volume = {19}, year = {1919}, pages = {18-21.}, author = {Bol{\'\i}var, C.} } @article {12111, title = {Silphidae, in: C. Bol{\'\i}var \& R. Jeannel, Cole{\'o}pteros cavern{\'\i}colas nuevos de las provincias vascas}, journal = {BSeh, pttts tome du cinquentenaire}, year = {1921}, pages = {509-539.}, author = {Bol{\'\i}var, C.} } @article {12074, title = {Notas sobre s{\'\i}lfidos cavern{\'\i}colas de Espa{\~n}a (Col. Bathysciinae)}, journal = {BSeh}, volume = {23}, year = {1923}, pages = {423-428.}, author = {Bol{\'\i}var, C.} }