| Caloptilia | Caloptilia dubatolovi | Caloptilia orientalis |
| Calopus | Calopus serraticornis | Calor |
| Calore | Calorhabdos | Caloscypha |
| Caloscypha fulgens | Calosoma | Calosoma anthracinum |
| Calosoma atrovirens | Calosoma auropunctatum | Calosoma chihuahua |
| Calosoma denticolle | Calosoma glasunovi | Calosoma haydeni |
| Calosoma inquisitor | Calosoma investigator | Calosoma luxatus |
| Calosoma maximoviczi | Calosoma maximowiczi | Calosoma panderi |
| Calosoma reticulatum | Calosoma reticulatus | Calosoma scrutator |
| Calosoma sycophanta | Calospermum | Calosphaeriales |
| Calosphex | Calosteca | Calostoma |
| Calostoma cinnabarinum | Calostoma japonica | Calostoma japonicum |
| Calostoma lutescens | Calostoma ravenelii | Calotermes |
| Calotermes flavicollis | Calotes | Calotes calotes |
| Calotes ceylonensis | Calotes ellioti | Calotes liolepis |
| Calotes mystaceus | Calotes versicolor | Calotheca bromoidea |
| Calothorax lucifer | Calotriton arnoldi | Calotriton asper |
| Calotropis | Calotropis gigantea | Calotropis procera |
| CalPac | CALPHAD | Calpidia |
| Calpidosicyos | Calpis | Calpis Co., Ltd. |
| Calpis Water | Calponia | Calponia harrisonfordi |
| Calpurnius Piso | CALS | CALS-технологии |
| CALT | Caltech | Caltech 101 |
| Caltha | Caltha novae-zelandiae | Caltha palustris |
| Caltrain | Calum Chambers | Calum Mallace |
| Calum Worthy | Calumet | Calumet County, Wisconsin |
| Calumma | Calumma amber | Calumma boettgeri |
| Calumma crypticum | Calumma tarzan | Calumniare audacter, semper aliquid haeret |
| Caluromys | Caluromys philander | Caluromysiops |
| Caluromysiops irrupta | Calvatia | Calvatia gigantea |
| Calvé | Calve | Calvert County, Maryland |
| Calvert Marine Museum | Calvet | Calvia |
| Calvia quatuordecimguttata | Calvin | Calvin and Hobbes |
| Calvin Coolidge | Calvin Fowler | Calvin Harris |
| Calvin Klein | Calvin Klein Inc | Calvin Klein Inc. |
| Calvin Murphy | Calvin Natt | Calvitium non est vitium sed prudentiae judicium |
| Calvolia | Calwer | Calxeda |
| Calycanthaceae | Calycanthemum | Calycanthus |
| Calycanthus floridus | Calycanthus occidentalis | Calyceraceae |
| Calymmochilus | Calymmochilus dispar | Calymmochilus longbottomi |
| Calymmochilus longifasciatipennis | Calymmochilus marksae | Calymmochilus planus |
| Calymmochilus scaposus | Calypso | Calypso (растение) |
| Calypso (значения) | Calypso (компания) | Calypso bulbosa |
| Calypso japonica | Calypsoeae | Calypte |
| Calypte anna | Calypte costae | Calypteriopetalon |
| Calyptocephalella | Calyptocephalella gayi | Calyptocephalellidae |
| Calyptomena | Calyptomena hosii | Calyptomena viridis |
| Calyptomena whiteheadi | Calyptomyrmex | Calyptomyrmex arnoldi |
| Calyptomyrmex asper | Calyptomyrmex barak | Calyptomyrmex brunneus |
| Calyptomyrmex caledonicus | Calyptomyrmex claviseta | Calyptomyrmex danum |
| Calyptomyrmex duhun | Calyptomyrmex emeryi | Calyptomyrmex foreli |
| Calyptomyrmex fragarus | Calyptomyrmex friederika | Calyptomyrmex friederikae |
| Calyptomyrmex fritillus | Calyptomyrmex grammus | Calyptomyrmex kaurus |
| Calyptomyrmex lineolus | Calyptomyrmex loweryi | Calyptomyrmex nedjem |
| Calyptomyrmex nummuliticus | Calyptomyrmex ocullatus | Calyptomyrmex pusillus |
| Calyptomyrmex rennefer | Calyptomyrmex reticulatus | Calyptomyrmex retrostriatus |
| Calyptomyrmex ryderae | Calyptomyrmex sabahensis | Calyptomyrmex shasu |
| Calyptomyrmex sparsus | Calyptomyrmex taylori | Calyptomyrmex tensus |
| Calyptorhynchinae | Calyptorhynchus | Calyptorhynchus banksii |
| Calyptorhynchus baudinii | Calyptorhynchus funereus | Calyptorhynchus lathami |
| Calyptorhynchus lathami erebus | Calyptorhynchus lathami halmaturinus | Calyptorhynchus lathami lathami |
| Calyptorhynchus latirostris | Calyptorhynchus magnificus | Calyptra |
| Calyptura | Calyptura cristata | Calystegia |
| Calystegia peirsonii | Calystegia sepium | Calystegia soldanella |
| Calytrix | Calytrix brachychaeta | Calyx |
| Calzedonia | CAM | CAM (значения) |
| CAM Express | Cam Newton | Cam Weaver |
| Cam Ye O'er Frae France | Cam Ye O’er Frae France | CAM-модуль |
| Camacari | Camaenidae | Camarasaurus |
| Camargoia | Camarhynchus | Camarhynchus heliobates |
| Camarhynchus pallidus | Camaro | Camaro (третье поколение) |
| Camaro (второе поколение) | Camaro (первое поколение) | Camaro I |
| Camaro III | Camarophyllopsis | Camas County, Idaho |
| Camassia | Camassia cusickii | Camassia howellii |
| Camassia leichtlinii | Camassia quamash | Cambage |
| Cambaridae | Cambaroides | Cambaroides dauricus |
| Cambess. | Cambiaso | Cambodia |
| Cambodia (песня) | Cambodia Angkor Air | Cambria County, Pennsylvania |
| Cambrian Medieval Celtic Studies | Cambridge | Cambridge Analytica |
| Cambridge Ancient History | Cambridge Electron Accelerator | Cambridge ESOL |
| Cambridge Judge Business School | Cambridge Medieval Celtic Studies | Cambridge Ring |
| Cambridge University | Cambridge University Press | Cambridge Z88 |
| Cambridge, Massachusetts | Cambridgeshire | Cambronne |
| Camcopter 5.0 (БПЛА) | Camcopter S-100 | Camcopter S-100 (БПЛА) |
| Camden | Camden County, Georgia | Camden County, Missouri |
| Camden County, New Jersey | Camden County, North Carolina | Camden, New Jersey |
| Came Back Haunted | Came Here to Forget | Cameco |
| Camejo | Camel | CAMEL |
| Camel (сигареты) | Camel (рок-группа) | Camel (альбом) |
| Camel (группа) | Camel (марка сигарет) | Camel Case |
| Camel case | Camel GT 250 | CAMEL Studio |
| Camel Trophy | Camel Up | Camel-case |
| Camel-Case | CamelCase | Cameleon |
| Camelidae | Camelina | Camelina ambigua |
| Camelina caucasica | Camelina crepitans | Camelina glabrata |
| Camelina hirsuta | Camelina pilosa | Camelina sagittata |
| Camelina sativa | Camellia | Camellia (растение) |
| Camellia (род) | Camellia (Plantae) | Camellia (алгоритм) |
| Camellia (значения) | Camellia amplexicaulis | Camellia bohea |
| Camellia chinensis | Camellia Factory | Camellia japonica |
